Bard Liao | 6adcafa | 2015-06-26 10:59:49 +0800 | [diff] [blame] | 1 | /* |
| 2 | * rt298.c -- RT298 ALSA SoC audio codec driver |
| 3 | * |
| 4 | * Copyright 2015 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> |
Vinod Koul | b9c17f1 | 2016-05-12 09:38:50 +0530 | [diff] [blame^] | 20 | #include <linux/dmi.h> |
Bard Liao | 6adcafa | 2015-06-26 10:59:49 +0800 | [diff] [blame] | 21 | #include <linux/acpi.h> |
| 22 | #include <sound/core.h> |
| 23 | #include <sound/pcm.h> |
| 24 | #include <sound/pcm_params.h> |
| 25 | #include <sound/soc.h> |
| 26 | #include <sound/soc-dapm.h> |
| 27 | #include <sound/initval.h> |
| 28 | #include <sound/tlv.h> |
| 29 | #include <sound/jack.h> |
| 30 | #include <linux/workqueue.h> |
| 31 | #include <sound/rt298.h> |
Bard Liao | 6adcafa | 2015-06-26 10:59:49 +0800 | [diff] [blame] | 32 | |
| 33 | #include "rl6347a.h" |
| 34 | #include "rt298.h" |
| 35 | |
| 36 | #define RT298_VENDOR_ID 0x10ec0298 |
| 37 | |
| 38 | struct rt298_priv { |
| 39 | struct reg_default *index_cache; |
| 40 | int index_cache_size; |
| 41 | struct regmap *regmap; |
| 42 | struct snd_soc_codec *codec; |
| 43 | struct rt298_platform_data pdata; |
| 44 | struct i2c_client *i2c; |
| 45 | struct snd_soc_jack *jack; |
| 46 | struct delayed_work jack_detect_work; |
| 47 | int sys_clk; |
| 48 | int clk_id; |
| 49 | int is_hp_in; |
| 50 | }; |
| 51 | |
Axel Lin | 3943b9e | 2015-10-05 21:23:48 +0800 | [diff] [blame] | 52 | static const struct reg_default rt298_index_def[] = { |
Bard Liao | 7ba6e4e | 2015-10-16 15:21:32 +0800 | [diff] [blame] | 53 | { 0x01, 0xa5a8 }, |
| 54 | { 0x02, 0x8e95 }, |
Bard Liao | 6adcafa | 2015-06-26 10:59:49 +0800 | [diff] [blame] | 55 | { 0x03, 0x0002 }, |
Bard Liao | 7ba6e4e | 2015-10-16 15:21:32 +0800 | [diff] [blame] | 56 | { 0x04, 0xaf67 }, |
| 57 | { 0x08, 0x200f }, |
| 58 | { 0x09, 0xd010 }, |
| 59 | { 0x0a, 0x0100 }, |
Bard Liao | 6adcafa | 2015-06-26 10:59:49 +0800 | [diff] [blame] | 60 | { 0x0b, 0x0000 }, |
| 61 | { 0x0d, 0x2800 }, |
Bard Liao | 7ba6e4e | 2015-10-16 15:21:32 +0800 | [diff] [blame] | 62 | { 0x0f, 0x0022 }, |
| 63 | { 0x19, 0x0217 }, |
Bard Liao | 6adcafa | 2015-06-26 10:59:49 +0800 | [diff] [blame] | 64 | { 0x20, 0x0020 }, |
| 65 | { 0x33, 0x0208 }, |
| 66 | { 0x46, 0x0300 }, |
Bard Liao | 7ba6e4e | 2015-10-16 15:21:32 +0800 | [diff] [blame] | 67 | { 0x49, 0x4004 }, |
| 68 | { 0x4f, 0x50c9 }, |
| 69 | { 0x50, 0x3000 }, |
| 70 | { 0x63, 0x1b02 }, |
Bard Liao | 6adcafa | 2015-06-26 10:59:49 +0800 | [diff] [blame] | 71 | { 0x67, 0x1111 }, |
| 72 | { 0x68, 0x1016 }, |
| 73 | { 0x69, 0x273f }, |
| 74 | }; |
| 75 | #define INDEX_CACHE_SIZE ARRAY_SIZE(rt298_index_def) |
| 76 | |
| 77 | static const struct reg_default rt298_reg[] = { |
| 78 | { 0x00170500, 0x00000400 }, |
| 79 | { 0x00220000, 0x00000031 }, |
| 80 | { 0x00239000, 0x0000007f }, |
| 81 | { 0x0023a000, 0x0000007f }, |
| 82 | { 0x00270500, 0x00000400 }, |
| 83 | { 0x00370500, 0x00000400 }, |
| 84 | { 0x00870500, 0x00000400 }, |
| 85 | { 0x00920000, 0x00000031 }, |
| 86 | { 0x00935000, 0x000000c3 }, |
| 87 | { 0x00936000, 0x000000c3 }, |
| 88 | { 0x00970500, 0x00000400 }, |
| 89 | { 0x00b37000, 0x00000097 }, |
| 90 | { 0x00b37200, 0x00000097 }, |
| 91 | { 0x00b37300, 0x00000097 }, |
| 92 | { 0x00c37000, 0x00000000 }, |
| 93 | { 0x00c37100, 0x00000080 }, |
| 94 | { 0x01270500, 0x00000400 }, |
| 95 | { 0x01370500, 0x00000400 }, |
| 96 | { 0x01371f00, 0x411111f0 }, |
| 97 | { 0x01439000, 0x00000080 }, |
| 98 | { 0x0143a000, 0x00000080 }, |
| 99 | { 0x01470700, 0x00000000 }, |
| 100 | { 0x01470500, 0x00000400 }, |
| 101 | { 0x01470c00, 0x00000000 }, |
| 102 | { 0x01470100, 0x00000000 }, |
| 103 | { 0x01837000, 0x00000000 }, |
| 104 | { 0x01870500, 0x00000400 }, |
| 105 | { 0x02050000, 0x00000000 }, |
| 106 | { 0x02139000, 0x00000080 }, |
| 107 | { 0x0213a000, 0x00000080 }, |
| 108 | { 0x02170100, 0x00000000 }, |
| 109 | { 0x02170500, 0x00000400 }, |
| 110 | { 0x02170700, 0x00000000 }, |
| 111 | { 0x02270100, 0x00000000 }, |
| 112 | { 0x02370100, 0x00000000 }, |
| 113 | { 0x01870700, 0x00000020 }, |
| 114 | { 0x00830000, 0x000000c3 }, |
| 115 | { 0x00930000, 0x000000c3 }, |
| 116 | { 0x01270700, 0x00000000 }, |
| 117 | }; |
| 118 | |
| 119 | static bool rt298_volatile_register(struct device *dev, unsigned int reg) |
| 120 | { |
| 121 | switch (reg) { |
| 122 | case 0 ... 0xff: |
| 123 | case RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID): |
| 124 | case RT298_GET_HP_SENSE: |
| 125 | case RT298_GET_MIC1_SENSE: |
| 126 | case RT298_PROC_COEF: |
| 127 | case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_MIC1, 0): |
| 128 | case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_SPK_OUT, 0): |
| 129 | case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_HP_OUT, 0): |
| 130 | return true; |
| 131 | default: |
Bard Liao | a5fe58f | 2015-10-12 21:34:59 +0800 | [diff] [blame] | 132 | return false; |
Bard Liao | 6adcafa | 2015-06-26 10:59:49 +0800 | [diff] [blame] | 133 | } |
| 134 | |
| 135 | |
| 136 | } |
| 137 | |
| 138 | static bool rt298_readable_register(struct device *dev, unsigned int reg) |
| 139 | { |
| 140 | switch (reg) { |
| 141 | case 0 ... 0xff: |
| 142 | case RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID): |
| 143 | case RT298_GET_HP_SENSE: |
| 144 | case RT298_GET_MIC1_SENSE: |
| 145 | case RT298_SET_AUDIO_POWER: |
| 146 | case RT298_SET_HPO_POWER: |
| 147 | case RT298_SET_SPK_POWER: |
| 148 | case RT298_SET_DMIC1_POWER: |
| 149 | case RT298_SPK_MUX: |
| 150 | case RT298_HPO_MUX: |
| 151 | case RT298_ADC0_MUX: |
| 152 | case RT298_ADC1_MUX: |
| 153 | case RT298_SET_MIC1: |
| 154 | case RT298_SET_PIN_HPO: |
| 155 | case RT298_SET_PIN_SPK: |
| 156 | case RT298_SET_PIN_DMIC1: |
| 157 | case RT298_SPK_EAPD: |
| 158 | case RT298_SET_AMP_GAIN_HPO: |
| 159 | case RT298_SET_DMIC2_DEFAULT: |
| 160 | case RT298_DACL_GAIN: |
| 161 | case RT298_DACR_GAIN: |
| 162 | case RT298_ADCL_GAIN: |
| 163 | case RT298_ADCR_GAIN: |
| 164 | case RT298_MIC_GAIN: |
| 165 | case RT298_SPOL_GAIN: |
| 166 | case RT298_SPOR_GAIN: |
| 167 | case RT298_HPOL_GAIN: |
| 168 | case RT298_HPOR_GAIN: |
| 169 | case RT298_F_DAC_SWITCH: |
| 170 | case RT298_F_RECMIX_SWITCH: |
| 171 | case RT298_REC_MIC_SWITCH: |
| 172 | case RT298_REC_I2S_SWITCH: |
| 173 | case RT298_REC_LINE_SWITCH: |
| 174 | case RT298_REC_BEEP_SWITCH: |
| 175 | case RT298_DAC_FORMAT: |
| 176 | case RT298_ADC_FORMAT: |
| 177 | case RT298_COEF_INDEX: |
| 178 | case RT298_PROC_COEF: |
| 179 | case RT298_SET_AMP_GAIN_ADC_IN1: |
| 180 | case RT298_SET_AMP_GAIN_ADC_IN2: |
| 181 | case RT298_SET_POWER(RT298_DAC_OUT1): |
| 182 | case RT298_SET_POWER(RT298_DAC_OUT2): |
| 183 | case RT298_SET_POWER(RT298_ADC_IN1): |
| 184 | case RT298_SET_POWER(RT298_ADC_IN2): |
| 185 | case RT298_SET_POWER(RT298_DMIC2): |
| 186 | case RT298_SET_POWER(RT298_MIC1): |
| 187 | case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_MIC1, 0): |
| 188 | case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_SPK_OUT, 0): |
| 189 | case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_HP_OUT, 0): |
| 190 | return true; |
| 191 | default: |
| 192 | return false; |
| 193 | } |
| 194 | } |
| 195 | |
| 196 | #ifdef CONFIG_PM |
| 197 | static void rt298_index_sync(struct snd_soc_codec *codec) |
| 198 | { |
| 199 | struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec); |
| 200 | int i; |
| 201 | |
| 202 | for (i = 0; i < INDEX_CACHE_SIZE; i++) { |
| 203 | snd_soc_write(codec, rt298->index_cache[i].reg, |
| 204 | rt298->index_cache[i].def); |
| 205 | } |
| 206 | } |
| 207 | #endif |
| 208 | |
| 209 | static int rt298_support_power_controls[] = { |
| 210 | RT298_DAC_OUT1, |
| 211 | RT298_DAC_OUT2, |
| 212 | RT298_ADC_IN1, |
| 213 | RT298_ADC_IN2, |
| 214 | RT298_MIC1, |
| 215 | RT298_DMIC1, |
| 216 | RT298_DMIC2, |
| 217 | RT298_SPK_OUT, |
| 218 | RT298_HP_OUT, |
| 219 | }; |
| 220 | #define RT298_POWER_REG_LEN ARRAY_SIZE(rt298_support_power_controls) |
| 221 | |
| 222 | static int rt298_jack_detect(struct rt298_priv *rt298, bool *hp, bool *mic) |
| 223 | { |
| 224 | struct snd_soc_dapm_context *dapm; |
| 225 | unsigned int val, buf; |
| 226 | |
| 227 | *hp = false; |
| 228 | *mic = false; |
| 229 | |
| 230 | if (!rt298->codec) |
| 231 | return -EINVAL; |
| 232 | |
| 233 | dapm = snd_soc_codec_get_dapm(rt298->codec); |
| 234 | |
| 235 | if (rt298->pdata.cbj_en) { |
| 236 | regmap_read(rt298->regmap, RT298_GET_HP_SENSE, &buf); |
| 237 | *hp = buf & 0x80000000; |
| 238 | if (*hp == rt298->is_hp_in) |
| 239 | return -1; |
| 240 | rt298->is_hp_in = *hp; |
| 241 | if (*hp) { |
| 242 | /* power on HV,VERF */ |
| 243 | regmap_update_bits(rt298->regmap, |
| 244 | RT298_DC_GAIN, 0x200, 0x200); |
| 245 | |
| 246 | snd_soc_dapm_force_enable_pin(dapm, "HV"); |
| 247 | snd_soc_dapm_force_enable_pin(dapm, "VREF"); |
| 248 | /* power LDO1 */ |
| 249 | snd_soc_dapm_force_enable_pin(dapm, "LDO1"); |
| 250 | snd_soc_dapm_sync(dapm); |
| 251 | |
| 252 | regmap_write(rt298->regmap, RT298_SET_MIC1, 0x24); |
| 253 | msleep(50); |
| 254 | |
| 255 | regmap_update_bits(rt298->regmap, |
| 256 | RT298_CBJ_CTRL1, 0xfcc0, 0xd400); |
| 257 | msleep(300); |
| 258 | regmap_read(rt298->regmap, RT298_CBJ_CTRL2, &val); |
| 259 | |
| 260 | if (0x0070 == (val & 0x0070)) { |
| 261 | *mic = true; |
| 262 | } else { |
| 263 | regmap_update_bits(rt298->regmap, |
| 264 | RT298_CBJ_CTRL1, 0xfcc0, 0xe400); |
| 265 | msleep(300); |
| 266 | regmap_read(rt298->regmap, |
| 267 | RT298_CBJ_CTRL2, &val); |
| 268 | if (0x0070 == (val & 0x0070)) |
| 269 | *mic = true; |
| 270 | else |
| 271 | *mic = false; |
| 272 | } |
| 273 | regmap_update_bits(rt298->regmap, |
| 274 | RT298_DC_GAIN, 0x200, 0x0); |
| 275 | |
| 276 | } else { |
| 277 | *mic = false; |
| 278 | regmap_write(rt298->regmap, RT298_SET_MIC1, 0x20); |
| 279 | } |
| 280 | } else { |
| 281 | regmap_read(rt298->regmap, RT298_GET_HP_SENSE, &buf); |
| 282 | *hp = buf & 0x80000000; |
| 283 | regmap_read(rt298->regmap, RT298_GET_MIC1_SENSE, &buf); |
| 284 | *mic = buf & 0x80000000; |
| 285 | } |
| 286 | |
| 287 | snd_soc_dapm_disable_pin(dapm, "HV"); |
| 288 | snd_soc_dapm_disable_pin(dapm, "VREF"); |
| 289 | if (!*hp) |
| 290 | snd_soc_dapm_disable_pin(dapm, "LDO1"); |
| 291 | snd_soc_dapm_sync(dapm); |
| 292 | |
| 293 | pr_debug("*hp = %d *mic = %d\n", *hp, *mic); |
| 294 | |
| 295 | return 0; |
| 296 | } |
| 297 | |
| 298 | static void rt298_jack_detect_work(struct work_struct *work) |
| 299 | { |
| 300 | struct rt298_priv *rt298 = |
| 301 | container_of(work, struct rt298_priv, jack_detect_work.work); |
| 302 | int status = 0; |
| 303 | bool hp = false; |
| 304 | bool mic = false; |
| 305 | |
| 306 | if (rt298_jack_detect(rt298, &hp, &mic) < 0) |
| 307 | return; |
| 308 | |
| 309 | if (hp == true) |
| 310 | status |= SND_JACK_HEADPHONE; |
| 311 | |
| 312 | if (mic == true) |
| 313 | status |= SND_JACK_MICROPHONE; |
| 314 | |
| 315 | snd_soc_jack_report(rt298->jack, status, |
| 316 | SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); |
| 317 | } |
| 318 | |
| 319 | int rt298_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack) |
| 320 | { |
| 321 | struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec); |
| 322 | |
| 323 | rt298->jack = jack; |
| 324 | |
| 325 | /* Send an initial empty report */ |
| 326 | snd_soc_jack_report(rt298->jack, 0, |
| 327 | SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); |
| 328 | |
| 329 | return 0; |
| 330 | } |
| 331 | EXPORT_SYMBOL_GPL(rt298_mic_detect); |
| 332 | |
| 333 | static int is_mclk_mode(struct snd_soc_dapm_widget *source, |
| 334 | struct snd_soc_dapm_widget *sink) |
| 335 | { |
| 336 | struct snd_soc_codec *codec = snd_soc_dapm_to_codec(source->dapm); |
| 337 | struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec); |
| 338 | |
| 339 | if (rt298->clk_id == RT298_SCLK_S_MCLK) |
| 340 | return 1; |
| 341 | else |
| 342 | return 0; |
| 343 | } |
| 344 | |
| 345 | static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6350, 50, 0); |
| 346 | static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0); |
| 347 | |
| 348 | static const struct snd_kcontrol_new rt298_snd_controls[] = { |
| 349 | SOC_DOUBLE_R_TLV("DAC0 Playback Volume", RT298_DACL_GAIN, |
| 350 | RT298_DACR_GAIN, 0, 0x7f, 0, out_vol_tlv), |
| 351 | SOC_DOUBLE_R_TLV("ADC0 Capture Volume", RT298_ADCL_GAIN, |
| 352 | RT298_ADCR_GAIN, 0, 0x7f, 0, out_vol_tlv), |
| 353 | SOC_SINGLE_TLV("AMIC Volume", RT298_MIC_GAIN, |
| 354 | 0, 0x3, 0, mic_vol_tlv), |
| 355 | SOC_DOUBLE_R("Speaker Playback Switch", RT298_SPOL_GAIN, |
| 356 | RT298_SPOR_GAIN, RT298_MUTE_SFT, 1, 1), |
| 357 | }; |
| 358 | |
| 359 | /* Digital Mixer */ |
| 360 | static const struct snd_kcontrol_new rt298_front_mix[] = { |
| 361 | SOC_DAPM_SINGLE("DAC Switch", RT298_F_DAC_SWITCH, |
| 362 | RT298_MUTE_SFT, 1, 1), |
| 363 | SOC_DAPM_SINGLE("RECMIX Switch", RT298_F_RECMIX_SWITCH, |
| 364 | RT298_MUTE_SFT, 1, 1), |
| 365 | }; |
| 366 | |
| 367 | /* Analog Input Mixer */ |
| 368 | static const struct snd_kcontrol_new rt298_rec_mix[] = { |
| 369 | SOC_DAPM_SINGLE("Mic1 Switch", RT298_REC_MIC_SWITCH, |
| 370 | RT298_MUTE_SFT, 1, 1), |
| 371 | SOC_DAPM_SINGLE("I2S Switch", RT298_REC_I2S_SWITCH, |
| 372 | RT298_MUTE_SFT, 1, 1), |
| 373 | SOC_DAPM_SINGLE("Line1 Switch", RT298_REC_LINE_SWITCH, |
| 374 | RT298_MUTE_SFT, 1, 1), |
| 375 | SOC_DAPM_SINGLE("Beep Switch", RT298_REC_BEEP_SWITCH, |
| 376 | RT298_MUTE_SFT, 1, 1), |
| 377 | }; |
| 378 | |
| 379 | static const struct snd_kcontrol_new spo_enable_control = |
| 380 | SOC_DAPM_SINGLE("Switch", RT298_SET_PIN_SPK, |
| 381 | RT298_SET_PIN_SFT, 1, 0); |
| 382 | |
| 383 | static const struct snd_kcontrol_new hpol_enable_control = |
| 384 | SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT298_HPOL_GAIN, |
| 385 | RT298_MUTE_SFT, 1, 1); |
| 386 | |
| 387 | static const struct snd_kcontrol_new hpor_enable_control = |
| 388 | SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT298_HPOR_GAIN, |
| 389 | RT298_MUTE_SFT, 1, 1); |
| 390 | |
| 391 | /* ADC0 source */ |
| 392 | static const char * const rt298_adc_src[] = { |
| 393 | "Mic", "RECMIX", "Dmic" |
| 394 | }; |
| 395 | |
| 396 | static const int rt298_adc_values[] = { |
| 397 | 0, 4, 5, |
| 398 | }; |
| 399 | |
| 400 | static SOC_VALUE_ENUM_SINGLE_DECL( |
| 401 | rt298_adc0_enum, RT298_ADC0_MUX, RT298_ADC_SEL_SFT, |
| 402 | RT298_ADC_SEL_MASK, rt298_adc_src, rt298_adc_values); |
| 403 | |
| 404 | static const struct snd_kcontrol_new rt298_adc0_mux = |
| 405 | SOC_DAPM_ENUM("ADC 0 source", rt298_adc0_enum); |
| 406 | |
| 407 | static SOC_VALUE_ENUM_SINGLE_DECL( |
| 408 | rt298_adc1_enum, RT298_ADC1_MUX, RT298_ADC_SEL_SFT, |
| 409 | RT298_ADC_SEL_MASK, rt298_adc_src, rt298_adc_values); |
| 410 | |
| 411 | static const struct snd_kcontrol_new rt298_adc1_mux = |
| 412 | SOC_DAPM_ENUM("ADC 1 source", rt298_adc1_enum); |
| 413 | |
| 414 | static const char * const rt298_dac_src[] = { |
| 415 | "Front", "Surround" |
| 416 | }; |
| 417 | /* HP-OUT source */ |
| 418 | static SOC_ENUM_SINGLE_DECL(rt298_hpo_enum, RT298_HPO_MUX, |
| 419 | 0, rt298_dac_src); |
| 420 | |
| 421 | static const struct snd_kcontrol_new rt298_hpo_mux = |
| 422 | SOC_DAPM_ENUM("HPO source", rt298_hpo_enum); |
| 423 | |
| 424 | /* SPK-OUT source */ |
| 425 | static SOC_ENUM_SINGLE_DECL(rt298_spo_enum, RT298_SPK_MUX, |
| 426 | 0, rt298_dac_src); |
| 427 | |
| 428 | static const struct snd_kcontrol_new rt298_spo_mux = |
| 429 | SOC_DAPM_ENUM("SPO source", rt298_spo_enum); |
| 430 | |
| 431 | static int rt298_spk_event(struct snd_soc_dapm_widget *w, |
| 432 | struct snd_kcontrol *kcontrol, int event) |
| 433 | { |
| 434 | struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); |
| 435 | |
| 436 | switch (event) { |
| 437 | case SND_SOC_DAPM_POST_PMU: |
| 438 | snd_soc_write(codec, |
| 439 | RT298_SPK_EAPD, RT298_SET_EAPD_HIGH); |
| 440 | break; |
| 441 | case SND_SOC_DAPM_PRE_PMD: |
| 442 | snd_soc_write(codec, |
| 443 | RT298_SPK_EAPD, RT298_SET_EAPD_LOW); |
| 444 | break; |
| 445 | |
| 446 | default: |
| 447 | return 0; |
| 448 | } |
| 449 | |
| 450 | return 0; |
| 451 | } |
| 452 | |
| 453 | static int rt298_set_dmic1_event(struct snd_soc_dapm_widget *w, |
| 454 | struct snd_kcontrol *kcontrol, int event) |
| 455 | { |
| 456 | struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); |
| 457 | |
| 458 | switch (event) { |
| 459 | case SND_SOC_DAPM_POST_PMU: |
| 460 | snd_soc_write(codec, RT298_SET_PIN_DMIC1, 0x20); |
| 461 | break; |
| 462 | case SND_SOC_DAPM_PRE_PMD: |
| 463 | snd_soc_write(codec, RT298_SET_PIN_DMIC1, 0); |
| 464 | break; |
| 465 | default: |
| 466 | return 0; |
| 467 | } |
| 468 | |
| 469 | return 0; |
| 470 | } |
| 471 | |
| 472 | static int rt298_adc_event(struct snd_soc_dapm_widget *w, |
| 473 | struct snd_kcontrol *kcontrol, int event) |
| 474 | { |
| 475 | struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); |
| 476 | unsigned int nid; |
| 477 | |
| 478 | nid = (w->reg >> 20) & 0xff; |
| 479 | |
| 480 | switch (event) { |
| 481 | case SND_SOC_DAPM_POST_PMU: |
| 482 | snd_soc_update_bits(codec, |
| 483 | VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, nid, 0), |
| 484 | 0x7080, 0x7000); |
| 485 | break; |
| 486 | case SND_SOC_DAPM_PRE_PMD: |
| 487 | snd_soc_update_bits(codec, |
| 488 | VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, nid, 0), |
| 489 | 0x7080, 0x7080); |
| 490 | break; |
| 491 | default: |
| 492 | return 0; |
| 493 | } |
| 494 | |
| 495 | return 0; |
| 496 | } |
| 497 | |
| 498 | static int rt298_mic1_event(struct snd_soc_dapm_widget *w, |
| 499 | struct snd_kcontrol *kcontrol, int event) |
| 500 | { |
| 501 | struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); |
| 502 | |
| 503 | switch (event) { |
| 504 | case SND_SOC_DAPM_PRE_PMU: |
| 505 | snd_soc_update_bits(codec, |
| 506 | RT298_A_BIAS_CTRL3, 0xc000, 0x8000); |
| 507 | snd_soc_update_bits(codec, |
| 508 | RT298_A_BIAS_CTRL2, 0xc000, 0x8000); |
| 509 | break; |
| 510 | case SND_SOC_DAPM_POST_PMD: |
| 511 | snd_soc_update_bits(codec, |
| 512 | RT298_A_BIAS_CTRL3, 0xc000, 0x0000); |
| 513 | snd_soc_update_bits(codec, |
| 514 | RT298_A_BIAS_CTRL2, 0xc000, 0x0000); |
| 515 | break; |
| 516 | default: |
| 517 | return 0; |
| 518 | } |
| 519 | |
| 520 | return 0; |
| 521 | } |
| 522 | |
| 523 | static int rt298_vref_event(struct snd_soc_dapm_widget *w, |
| 524 | struct snd_kcontrol *kcontrol, int event) |
| 525 | { |
| 526 | struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); |
| 527 | |
| 528 | switch (event) { |
| 529 | case SND_SOC_DAPM_PRE_PMU: |
| 530 | snd_soc_update_bits(codec, |
| 531 | RT298_CBJ_CTRL1, 0x0400, 0x0000); |
| 532 | mdelay(50); |
| 533 | break; |
| 534 | default: |
| 535 | return 0; |
| 536 | } |
| 537 | |
| 538 | return 0; |
| 539 | } |
| 540 | |
| 541 | static const struct snd_soc_dapm_widget rt298_dapm_widgets[] = { |
| 542 | |
| 543 | SND_SOC_DAPM_SUPPLY_S("HV", 1, RT298_POWER_CTRL1, |
| 544 | 12, 1, NULL, 0), |
| 545 | SND_SOC_DAPM_SUPPLY("VREF", RT298_POWER_CTRL1, |
| 546 | 0, 1, rt298_vref_event, SND_SOC_DAPM_PRE_PMU), |
| 547 | SND_SOC_DAPM_SUPPLY_S("BG_MBIAS", 1, RT298_POWER_CTRL2, |
| 548 | 1, 0, NULL, 0), |
| 549 | SND_SOC_DAPM_SUPPLY_S("LDO1", 1, RT298_POWER_CTRL2, |
| 550 | 2, 0, NULL, 0), |
| 551 | SND_SOC_DAPM_SUPPLY_S("LDO2", 1, RT298_POWER_CTRL2, |
| 552 | 3, 0, NULL, 0), |
| 553 | SND_SOC_DAPM_SUPPLY_S("VREF1", 1, RT298_POWER_CTRL2, |
| 554 | 4, 1, NULL, 0), |
| 555 | SND_SOC_DAPM_SUPPLY_S("LV", 2, RT298_POWER_CTRL1, |
| 556 | 13, 1, NULL, 0), |
| 557 | |
| 558 | |
| 559 | SND_SOC_DAPM_SUPPLY("MCLK MODE", RT298_PLL_CTRL1, |
| 560 | 5, 0, NULL, 0), |
| 561 | SND_SOC_DAPM_SUPPLY("MIC1 Input Buffer", SND_SOC_NOPM, |
| 562 | 0, 0, rt298_mic1_event, SND_SOC_DAPM_PRE_PMU | |
| 563 | SND_SOC_DAPM_POST_PMD), |
| 564 | |
| 565 | /* Input Lines */ |
| 566 | SND_SOC_DAPM_INPUT("DMIC1 Pin"), |
| 567 | SND_SOC_DAPM_INPUT("DMIC2 Pin"), |
| 568 | SND_SOC_DAPM_INPUT("MIC1"), |
| 569 | SND_SOC_DAPM_INPUT("LINE1"), |
| 570 | SND_SOC_DAPM_INPUT("Beep"), |
| 571 | |
| 572 | /* DMIC */ |
| 573 | SND_SOC_DAPM_PGA_E("DMIC1", RT298_SET_POWER(RT298_DMIC1), 0, 1, |
| 574 | NULL, 0, rt298_set_dmic1_event, |
| 575 | SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), |
| 576 | SND_SOC_DAPM_PGA("DMIC2", RT298_SET_POWER(RT298_DMIC2), 0, 1, |
| 577 | NULL, 0), |
| 578 | SND_SOC_DAPM_SUPPLY("DMIC Receiver", SND_SOC_NOPM, |
| 579 | 0, 0, NULL, 0), |
| 580 | |
| 581 | /* REC Mixer */ |
| 582 | SND_SOC_DAPM_MIXER("RECMIX", SND_SOC_NOPM, 0, 0, |
| 583 | rt298_rec_mix, ARRAY_SIZE(rt298_rec_mix)), |
| 584 | |
| 585 | /* ADCs */ |
| 586 | SND_SOC_DAPM_ADC("ADC 0", NULL, SND_SOC_NOPM, 0, 0), |
| 587 | SND_SOC_DAPM_ADC("ADC 1", NULL, SND_SOC_NOPM, 0, 0), |
| 588 | |
| 589 | /* ADC Mux */ |
| 590 | SND_SOC_DAPM_MUX_E("ADC 0 Mux", RT298_SET_POWER(RT298_ADC_IN1), 0, 1, |
| 591 | &rt298_adc0_mux, rt298_adc_event, SND_SOC_DAPM_PRE_PMD | |
| 592 | SND_SOC_DAPM_POST_PMU), |
| 593 | SND_SOC_DAPM_MUX_E("ADC 1 Mux", RT298_SET_POWER(RT298_ADC_IN2), 0, 1, |
| 594 | &rt298_adc1_mux, rt298_adc_event, SND_SOC_DAPM_PRE_PMD | |
| 595 | SND_SOC_DAPM_POST_PMU), |
| 596 | |
| 597 | /* Audio Interface */ |
| 598 | SND_SOC_DAPM_AIF_IN("AIF1RX", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0), |
| 599 | SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0), |
| 600 | SND_SOC_DAPM_AIF_IN("AIF2RX", "AIF2 Playback", 0, SND_SOC_NOPM, 0, 0), |
| 601 | SND_SOC_DAPM_AIF_OUT("AIF2TX", "AIF2 Capture", 0, SND_SOC_NOPM, 0, 0), |
| 602 | |
| 603 | /* Output Side */ |
| 604 | /* DACs */ |
| 605 | SND_SOC_DAPM_DAC("DAC 0", NULL, SND_SOC_NOPM, 0, 0), |
| 606 | SND_SOC_DAPM_DAC("DAC 1", NULL, SND_SOC_NOPM, 0, 0), |
| 607 | |
| 608 | /* Output Mux */ |
| 609 | SND_SOC_DAPM_MUX("SPK Mux", SND_SOC_NOPM, 0, 0, &rt298_spo_mux), |
| 610 | SND_SOC_DAPM_MUX("HPO Mux", SND_SOC_NOPM, 0, 0, &rt298_hpo_mux), |
| 611 | |
| 612 | SND_SOC_DAPM_SUPPLY("HP Power", RT298_SET_PIN_HPO, |
| 613 | RT298_SET_PIN_SFT, 0, NULL, 0), |
| 614 | |
| 615 | /* Output Mixer */ |
| 616 | SND_SOC_DAPM_MIXER("Front", RT298_SET_POWER(RT298_DAC_OUT1), 0, 1, |
| 617 | rt298_front_mix, ARRAY_SIZE(rt298_front_mix)), |
| 618 | SND_SOC_DAPM_PGA("Surround", RT298_SET_POWER(RT298_DAC_OUT2), 0, 1, |
| 619 | NULL, 0), |
| 620 | |
| 621 | /* Output Pga */ |
| 622 | SND_SOC_DAPM_SWITCH_E("SPO", SND_SOC_NOPM, 0, 0, |
| 623 | &spo_enable_control, rt298_spk_event, |
| 624 | SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), |
| 625 | SND_SOC_DAPM_SWITCH("HPO L", SND_SOC_NOPM, 0, 0, |
| 626 | &hpol_enable_control), |
| 627 | SND_SOC_DAPM_SWITCH("HPO R", SND_SOC_NOPM, 0, 0, |
| 628 | &hpor_enable_control), |
| 629 | |
| 630 | /* Output Lines */ |
| 631 | SND_SOC_DAPM_OUTPUT("SPOL"), |
| 632 | SND_SOC_DAPM_OUTPUT("SPOR"), |
| 633 | SND_SOC_DAPM_OUTPUT("HPO Pin"), |
| 634 | SND_SOC_DAPM_OUTPUT("SPDIF"), |
| 635 | }; |
| 636 | |
| 637 | static const struct snd_soc_dapm_route rt298_dapm_routes[] = { |
| 638 | |
| 639 | {"ADC 0", NULL, "MCLK MODE", is_mclk_mode}, |
| 640 | {"ADC 1", NULL, "MCLK MODE", is_mclk_mode}, |
| 641 | {"Front", NULL, "MCLK MODE", is_mclk_mode}, |
| 642 | {"Surround", NULL, "MCLK MODE", is_mclk_mode}, |
| 643 | |
| 644 | {"HP Power", NULL, "LDO1"}, |
| 645 | {"HP Power", NULL, "LDO2"}, |
| 646 | {"HP Power", NULL, "LV"}, |
| 647 | {"HP Power", NULL, "VREF1"}, |
| 648 | {"HP Power", NULL, "BG_MBIAS"}, |
| 649 | |
| 650 | {"MIC1", NULL, "LDO1"}, |
| 651 | {"MIC1", NULL, "LDO2"}, |
| 652 | {"MIC1", NULL, "HV"}, |
| 653 | {"MIC1", NULL, "LV"}, |
| 654 | {"MIC1", NULL, "VREF"}, |
| 655 | {"MIC1", NULL, "VREF1"}, |
| 656 | {"MIC1", NULL, "BG_MBIAS"}, |
| 657 | {"MIC1", NULL, "MIC1 Input Buffer"}, |
| 658 | |
| 659 | {"SPO", NULL, "LDO1"}, |
| 660 | {"SPO", NULL, "LDO2"}, |
| 661 | {"SPO", NULL, "HV"}, |
| 662 | {"SPO", NULL, "LV"}, |
| 663 | {"SPO", NULL, "VREF"}, |
| 664 | {"SPO", NULL, "VREF1"}, |
| 665 | {"SPO", NULL, "BG_MBIAS"}, |
| 666 | |
| 667 | {"DMIC1", NULL, "DMIC1 Pin"}, |
| 668 | {"DMIC2", NULL, "DMIC2 Pin"}, |
| 669 | {"DMIC1", NULL, "DMIC Receiver"}, |
| 670 | {"DMIC2", NULL, "DMIC Receiver"}, |
| 671 | |
| 672 | {"RECMIX", "Beep Switch", "Beep"}, |
| 673 | {"RECMIX", "Line1 Switch", "LINE1"}, |
| 674 | {"RECMIX", "Mic1 Switch", "MIC1"}, |
| 675 | |
| 676 | {"ADC 0 Mux", "Dmic", "DMIC1"}, |
| 677 | {"ADC 0 Mux", "RECMIX", "RECMIX"}, |
| 678 | {"ADC 0 Mux", "Mic", "MIC1"}, |
| 679 | {"ADC 1 Mux", "Dmic", "DMIC2"}, |
| 680 | {"ADC 1 Mux", "RECMIX", "RECMIX"}, |
| 681 | {"ADC 1 Mux", "Mic", "MIC1"}, |
| 682 | |
| 683 | {"ADC 0", NULL, "ADC 0 Mux"}, |
| 684 | {"ADC 1", NULL, "ADC 1 Mux"}, |
| 685 | |
| 686 | {"AIF1TX", NULL, "ADC 0"}, |
| 687 | {"AIF2TX", NULL, "ADC 1"}, |
| 688 | |
| 689 | {"DAC 0", NULL, "AIF1RX"}, |
| 690 | {"DAC 1", NULL, "AIF2RX"}, |
| 691 | |
| 692 | {"Front", "DAC Switch", "DAC 0"}, |
| 693 | {"Front", "RECMIX Switch", "RECMIX"}, |
| 694 | |
| 695 | {"Surround", NULL, "DAC 1"}, |
| 696 | |
| 697 | {"SPK Mux", "Front", "Front"}, |
| 698 | {"SPK Mux", "Surround", "Surround"}, |
| 699 | |
| 700 | {"HPO Mux", "Front", "Front"}, |
| 701 | {"HPO Mux", "Surround", "Surround"}, |
| 702 | |
| 703 | {"SPO", "Switch", "SPK Mux"}, |
| 704 | {"HPO L", "Switch", "HPO Mux"}, |
| 705 | {"HPO R", "Switch", "HPO Mux"}, |
| 706 | {"HPO L", NULL, "HP Power"}, |
| 707 | {"HPO R", NULL, "HP Power"}, |
| 708 | |
| 709 | {"SPOL", NULL, "SPO"}, |
| 710 | {"SPOR", NULL, "SPO"}, |
| 711 | {"HPO Pin", NULL, "HPO L"}, |
| 712 | {"HPO Pin", NULL, "HPO R"}, |
| 713 | }; |
| 714 | |
| 715 | static int rt298_hw_params(struct snd_pcm_substream *substream, |
| 716 | struct snd_pcm_hw_params *params, |
| 717 | struct snd_soc_dai *dai) |
| 718 | { |
| 719 | struct snd_soc_codec *codec = dai->codec; |
| 720 | struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec); |
| 721 | unsigned int val = 0; |
| 722 | int d_len_code; |
| 723 | |
| 724 | switch (params_rate(params)) { |
| 725 | /* bit 14 0:48K 1:44.1K */ |
| 726 | case 44100: |
| 727 | case 48000: |
| 728 | break; |
| 729 | default: |
| 730 | dev_err(codec->dev, "Unsupported sample rate %d\n", |
| 731 | params_rate(params)); |
| 732 | return -EINVAL; |
| 733 | } |
| 734 | switch (rt298->sys_clk) { |
| 735 | case 12288000: |
| 736 | case 24576000: |
| 737 | if (params_rate(params) != 48000) { |
| 738 | dev_err(codec->dev, "Sys_clk is not matched (%d %d)\n", |
| 739 | params_rate(params), rt298->sys_clk); |
| 740 | return -EINVAL; |
| 741 | } |
| 742 | break; |
| 743 | case 11289600: |
| 744 | case 22579200: |
| 745 | if (params_rate(params) != 44100) { |
| 746 | dev_err(codec->dev, "Sys_clk is not matched (%d %d)\n", |
| 747 | params_rate(params), rt298->sys_clk); |
| 748 | return -EINVAL; |
| 749 | } |
| 750 | break; |
| 751 | } |
| 752 | |
| 753 | if (params_channels(params) <= 16) { |
| 754 | /* bit 3:0 Number of Channel */ |
| 755 | val |= (params_channels(params) - 1); |
| 756 | } else { |
| 757 | dev_err(codec->dev, "Unsupported channels %d\n", |
| 758 | params_channels(params)); |
| 759 | return -EINVAL; |
| 760 | } |
| 761 | |
| 762 | d_len_code = 0; |
| 763 | switch (params_width(params)) { |
| 764 | /* bit 6:4 Bits per Sample */ |
| 765 | case 16: |
| 766 | d_len_code = 0; |
| 767 | val |= (0x1 << 4); |
| 768 | break; |
| 769 | case 32: |
| 770 | d_len_code = 2; |
| 771 | val |= (0x4 << 4); |
| 772 | break; |
| 773 | case 20: |
| 774 | d_len_code = 1; |
| 775 | val |= (0x2 << 4); |
| 776 | break; |
| 777 | case 24: |
| 778 | d_len_code = 2; |
| 779 | val |= (0x3 << 4); |
| 780 | break; |
| 781 | case 8: |
| 782 | d_len_code = 3; |
| 783 | break; |
| 784 | default: |
| 785 | return -EINVAL; |
| 786 | } |
| 787 | |
| 788 | snd_soc_update_bits(codec, |
| 789 | RT298_I2S_CTRL1, 0x0018, d_len_code << 3); |
| 790 | dev_dbg(codec->dev, "format val = 0x%x\n", val); |
| 791 | |
| 792 | snd_soc_update_bits(codec, RT298_DAC_FORMAT, 0x407f, val); |
| 793 | snd_soc_update_bits(codec, RT298_ADC_FORMAT, 0x407f, val); |
| 794 | |
| 795 | return 0; |
| 796 | } |
| 797 | |
| 798 | static int rt298_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) |
| 799 | { |
| 800 | struct snd_soc_codec *codec = dai->codec; |
| 801 | |
| 802 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { |
| 803 | case SND_SOC_DAIFMT_CBM_CFM: |
| 804 | snd_soc_update_bits(codec, |
| 805 | RT298_I2S_CTRL1, 0x800, 0x800); |
| 806 | break; |
| 807 | case SND_SOC_DAIFMT_CBS_CFS: |
| 808 | snd_soc_update_bits(codec, |
| 809 | RT298_I2S_CTRL1, 0x800, 0x0); |
| 810 | break; |
| 811 | default: |
| 812 | return -EINVAL; |
| 813 | } |
| 814 | |
| 815 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { |
| 816 | case SND_SOC_DAIFMT_I2S: |
| 817 | snd_soc_update_bits(codec, |
| 818 | RT298_I2S_CTRL1, 0x300, 0x0); |
| 819 | break; |
| 820 | case SND_SOC_DAIFMT_LEFT_J: |
| 821 | snd_soc_update_bits(codec, |
| 822 | RT298_I2S_CTRL1, 0x300, 0x1 << 8); |
| 823 | break; |
| 824 | case SND_SOC_DAIFMT_DSP_A: |
| 825 | snd_soc_update_bits(codec, |
| 826 | RT298_I2S_CTRL1, 0x300, 0x2 << 8); |
| 827 | break; |
| 828 | case SND_SOC_DAIFMT_DSP_B: |
| 829 | snd_soc_update_bits(codec, |
| 830 | RT298_I2S_CTRL1, 0x300, 0x3 << 8); |
| 831 | break; |
| 832 | default: |
| 833 | return -EINVAL; |
| 834 | } |
| 835 | /* bit 15 Stream Type 0:PCM 1:Non-PCM */ |
| 836 | snd_soc_update_bits(codec, RT298_DAC_FORMAT, 0x8000, 0); |
| 837 | snd_soc_update_bits(codec, RT298_ADC_FORMAT, 0x8000, 0); |
| 838 | |
| 839 | return 0; |
| 840 | } |
| 841 | |
| 842 | static int rt298_set_dai_sysclk(struct snd_soc_dai *dai, |
| 843 | int clk_id, unsigned int freq, int dir) |
| 844 | { |
| 845 | struct snd_soc_codec *codec = dai->codec; |
| 846 | struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec); |
| 847 | |
| 848 | dev_dbg(codec->dev, "%s freq=%d\n", __func__, freq); |
| 849 | |
| 850 | if (RT298_SCLK_S_MCLK == clk_id) { |
| 851 | snd_soc_update_bits(codec, |
| 852 | RT298_I2S_CTRL2, 0x0100, 0x0); |
| 853 | snd_soc_update_bits(codec, |
| 854 | RT298_PLL_CTRL1, 0x20, 0x20); |
| 855 | } else { |
| 856 | snd_soc_update_bits(codec, |
| 857 | RT298_I2S_CTRL2, 0x0100, 0x0100); |
| 858 | snd_soc_update_bits(codec, |
Bard Liao | 6adcafa | 2015-06-26 10:59:49 +0800 | [diff] [blame] | 859 | RT298_PLL_CTRL1, 0x20, 0x0); |
| 860 | } |
| 861 | |
| 862 | switch (freq) { |
| 863 | case 19200000: |
| 864 | if (RT298_SCLK_S_MCLK == clk_id) { |
| 865 | dev_err(codec->dev, "Should not use MCLK\n"); |
| 866 | return -EINVAL; |
| 867 | } |
| 868 | snd_soc_update_bits(codec, |
| 869 | RT298_I2S_CTRL2, 0x40, 0x40); |
| 870 | break; |
| 871 | case 24000000: |
| 872 | if (RT298_SCLK_S_MCLK == clk_id) { |
| 873 | dev_err(codec->dev, "Should not use MCLK\n"); |
| 874 | return -EINVAL; |
| 875 | } |
| 876 | snd_soc_update_bits(codec, |
| 877 | RT298_I2S_CTRL2, 0x40, 0x0); |
| 878 | break; |
| 879 | case 12288000: |
| 880 | case 11289600: |
| 881 | snd_soc_update_bits(codec, |
| 882 | RT298_I2S_CTRL2, 0x8, 0x0); |
| 883 | snd_soc_update_bits(codec, |
| 884 | RT298_CLK_DIV, 0xfc1e, 0x0004); |
| 885 | break; |
| 886 | case 24576000: |
| 887 | case 22579200: |
| 888 | snd_soc_update_bits(codec, |
| 889 | RT298_I2S_CTRL2, 0x8, 0x8); |
| 890 | snd_soc_update_bits(codec, |
| 891 | RT298_CLK_DIV, 0xfc1e, 0x5406); |
| 892 | break; |
| 893 | default: |
| 894 | dev_err(codec->dev, "Unsupported system clock\n"); |
| 895 | return -EINVAL; |
| 896 | } |
| 897 | |
| 898 | rt298->sys_clk = freq; |
| 899 | rt298->clk_id = clk_id; |
| 900 | |
| 901 | return 0; |
| 902 | } |
| 903 | |
| 904 | static int rt298_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio) |
| 905 | { |
| 906 | struct snd_soc_codec *codec = dai->codec; |
| 907 | |
| 908 | dev_dbg(codec->dev, "%s ratio=%d\n", __func__, ratio); |
| 909 | if (50 == ratio) |
| 910 | snd_soc_update_bits(codec, |
| 911 | RT298_I2S_CTRL1, 0x1000, 0x1000); |
| 912 | else |
| 913 | snd_soc_update_bits(codec, |
| 914 | RT298_I2S_CTRL1, 0x1000, 0x0); |
| 915 | |
| 916 | |
| 917 | return 0; |
| 918 | } |
| 919 | |
| 920 | static int rt298_set_bias_level(struct snd_soc_codec *codec, |
| 921 | enum snd_soc_bias_level level) |
| 922 | { |
| 923 | switch (level) { |
| 924 | case SND_SOC_BIAS_PREPARE: |
| 925 | if (SND_SOC_BIAS_STANDBY == |
| 926 | snd_soc_codec_get_bias_level(codec)) { |
| 927 | snd_soc_write(codec, |
| 928 | RT298_SET_AUDIO_POWER, AC_PWRST_D0); |
| 929 | snd_soc_update_bits(codec, 0x0d, 0x200, 0x200); |
| 930 | snd_soc_update_bits(codec, 0x52, 0x80, 0x0); |
| 931 | mdelay(20); |
| 932 | snd_soc_update_bits(codec, 0x0d, 0x200, 0x0); |
| 933 | snd_soc_update_bits(codec, 0x52, 0x80, 0x80); |
| 934 | } |
| 935 | break; |
| 936 | |
| 937 | case SND_SOC_BIAS_ON: |
| 938 | mdelay(30); |
| 939 | snd_soc_update_bits(codec, |
| 940 | RT298_CBJ_CTRL1, 0x0400, 0x0400); |
| 941 | |
| 942 | break; |
| 943 | |
| 944 | case SND_SOC_BIAS_STANDBY: |
| 945 | snd_soc_write(codec, |
| 946 | RT298_SET_AUDIO_POWER, AC_PWRST_D3); |
| 947 | snd_soc_update_bits(codec, |
| 948 | RT298_CBJ_CTRL1, 0x0400, 0x0000); |
| 949 | break; |
| 950 | |
| 951 | default: |
| 952 | break; |
| 953 | } |
| 954 | |
| 955 | return 0; |
| 956 | } |
| 957 | |
| 958 | static irqreturn_t rt298_irq(int irq, void *data) |
| 959 | { |
| 960 | struct rt298_priv *rt298 = data; |
| 961 | bool hp = false; |
| 962 | bool mic = false; |
| 963 | int ret, status = 0; |
| 964 | |
| 965 | ret = rt298_jack_detect(rt298, &hp, &mic); |
| 966 | |
| 967 | /* Clear IRQ */ |
| 968 | regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x1, 0x1); |
| 969 | |
| 970 | if (ret == 0) { |
| 971 | if (hp == true) |
| 972 | status |= SND_JACK_HEADPHONE; |
| 973 | |
| 974 | if (mic == true) |
| 975 | status |= SND_JACK_MICROPHONE; |
| 976 | |
| 977 | snd_soc_jack_report(rt298->jack, status, |
| 978 | SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); |
| 979 | |
| 980 | pm_wakeup_event(&rt298->i2c->dev, 300); |
| 981 | } |
| 982 | |
| 983 | return IRQ_HANDLED; |
| 984 | } |
| 985 | |
| 986 | static int rt298_probe(struct snd_soc_codec *codec) |
| 987 | { |
| 988 | struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec); |
| 989 | |
| 990 | rt298->codec = codec; |
| 991 | |
| 992 | if (rt298->i2c->irq) { |
| 993 | regmap_update_bits(rt298->regmap, |
| 994 | RT298_IRQ_CTRL, 0x2, 0x2); |
| 995 | |
| 996 | INIT_DELAYED_WORK(&rt298->jack_detect_work, |
| 997 | rt298_jack_detect_work); |
| 998 | schedule_delayed_work(&rt298->jack_detect_work, |
| 999 | msecs_to_jiffies(1250)); |
| 1000 | } |
| 1001 | |
| 1002 | return 0; |
| 1003 | } |
| 1004 | |
| 1005 | static int rt298_remove(struct snd_soc_codec *codec) |
| 1006 | { |
| 1007 | struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec); |
| 1008 | |
| 1009 | cancel_delayed_work_sync(&rt298->jack_detect_work); |
| 1010 | |
| 1011 | return 0; |
| 1012 | } |
| 1013 | |
| 1014 | #ifdef CONFIG_PM |
| 1015 | static int rt298_suspend(struct snd_soc_codec *codec) |
| 1016 | { |
| 1017 | struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec); |
| 1018 | |
| 1019 | rt298->is_hp_in = -1; |
| 1020 | regcache_cache_only(rt298->regmap, true); |
| 1021 | regcache_mark_dirty(rt298->regmap); |
| 1022 | |
| 1023 | return 0; |
| 1024 | } |
| 1025 | |
| 1026 | static int rt298_resume(struct snd_soc_codec *codec) |
| 1027 | { |
| 1028 | struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec); |
| 1029 | |
| 1030 | regcache_cache_only(rt298->regmap, false); |
| 1031 | rt298_index_sync(codec); |
| 1032 | regcache_sync(rt298->regmap); |
| 1033 | |
| 1034 | return 0; |
| 1035 | } |
| 1036 | #else |
| 1037 | #define rt298_suspend NULL |
| 1038 | #define rt298_resume NULL |
| 1039 | #endif |
| 1040 | |
| 1041 | #define RT298_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000) |
| 1042 | #define RT298_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ |
| 1043 | SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8) |
| 1044 | |
| 1045 | static const struct snd_soc_dai_ops rt298_aif_dai_ops = { |
| 1046 | .hw_params = rt298_hw_params, |
| 1047 | .set_fmt = rt298_set_dai_fmt, |
| 1048 | .set_sysclk = rt298_set_dai_sysclk, |
| 1049 | .set_bclk_ratio = rt298_set_bclk_ratio, |
| 1050 | }; |
| 1051 | |
| 1052 | static struct snd_soc_dai_driver rt298_dai[] = { |
| 1053 | { |
| 1054 | .name = "rt298-aif1", |
| 1055 | .id = RT298_AIF1, |
| 1056 | .playback = { |
| 1057 | .stream_name = "AIF1 Playback", |
| 1058 | .channels_min = 1, |
| 1059 | .channels_max = 2, |
| 1060 | .rates = RT298_STEREO_RATES, |
| 1061 | .formats = RT298_FORMATS, |
| 1062 | }, |
| 1063 | .capture = { |
| 1064 | .stream_name = "AIF1 Capture", |
| 1065 | .channels_min = 1, |
| 1066 | .channels_max = 2, |
| 1067 | .rates = RT298_STEREO_RATES, |
| 1068 | .formats = RT298_FORMATS, |
| 1069 | }, |
| 1070 | .ops = &rt298_aif_dai_ops, |
| 1071 | .symmetric_rates = 1, |
| 1072 | }, |
| 1073 | { |
| 1074 | .name = "rt298-aif2", |
| 1075 | .id = RT298_AIF2, |
| 1076 | .playback = { |
| 1077 | .stream_name = "AIF2 Playback", |
| 1078 | .channels_min = 1, |
| 1079 | .channels_max = 2, |
| 1080 | .rates = RT298_STEREO_RATES, |
| 1081 | .formats = RT298_FORMATS, |
| 1082 | }, |
| 1083 | .capture = { |
| 1084 | .stream_name = "AIF2 Capture", |
| 1085 | .channels_min = 1, |
| 1086 | .channels_max = 2, |
| 1087 | .rates = RT298_STEREO_RATES, |
| 1088 | .formats = RT298_FORMATS, |
| 1089 | }, |
| 1090 | .ops = &rt298_aif_dai_ops, |
| 1091 | .symmetric_rates = 1, |
| 1092 | }, |
| 1093 | |
| 1094 | }; |
| 1095 | |
| 1096 | static struct snd_soc_codec_driver soc_codec_dev_rt298 = { |
| 1097 | .probe = rt298_probe, |
| 1098 | .remove = rt298_remove, |
| 1099 | .suspend = rt298_suspend, |
| 1100 | .resume = rt298_resume, |
| 1101 | .set_bias_level = rt298_set_bias_level, |
| 1102 | .idle_bias_off = true, |
| 1103 | .controls = rt298_snd_controls, |
| 1104 | .num_controls = ARRAY_SIZE(rt298_snd_controls), |
| 1105 | .dapm_widgets = rt298_dapm_widgets, |
| 1106 | .num_dapm_widgets = ARRAY_SIZE(rt298_dapm_widgets), |
| 1107 | .dapm_routes = rt298_dapm_routes, |
| 1108 | .num_dapm_routes = ARRAY_SIZE(rt298_dapm_routes), |
| 1109 | }; |
| 1110 | |
| 1111 | static const struct regmap_config rt298_regmap = { |
| 1112 | .reg_bits = 32, |
| 1113 | .val_bits = 32, |
| 1114 | .max_register = 0x02370100, |
| 1115 | .volatile_reg = rt298_volatile_register, |
| 1116 | .readable_reg = rt298_readable_register, |
| 1117 | .reg_write = rl6347a_hw_write, |
| 1118 | .reg_read = rl6347a_hw_read, |
| 1119 | .cache_type = REGCACHE_RBTREE, |
| 1120 | .reg_defaults = rt298_reg, |
| 1121 | .num_reg_defaults = ARRAY_SIZE(rt298_reg), |
| 1122 | }; |
| 1123 | |
| 1124 | static const struct i2c_device_id rt298_i2c_id[] = { |
| 1125 | {"rt298", 0}, |
| 1126 | {} |
| 1127 | }; |
| 1128 | MODULE_DEVICE_TABLE(i2c, rt298_i2c_id); |
| 1129 | |
| 1130 | static const struct acpi_device_id rt298_acpi_match[] = { |
| 1131 | { "INT343A", 0 }, |
| 1132 | {}, |
| 1133 | }; |
| 1134 | MODULE_DEVICE_TABLE(acpi, rt298_acpi_match); |
| 1135 | |
Vinod Koul | b9c17f1 | 2016-05-12 09:38:50 +0530 | [diff] [blame^] | 1136 | static const struct dmi_system_id force_combo_jack_table[] = { |
| 1137 | { |
| 1138 | .ident = "Intel Broxton P", |
| 1139 | .matches = { |
| 1140 | DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp"), |
| 1141 | DMI_MATCH(DMI_PRODUCT_NAME, "Broxton P") |
| 1142 | } |
| 1143 | }, |
| 1144 | { } |
| 1145 | }; |
| 1146 | |
Bard Liao | 6adcafa | 2015-06-26 10:59:49 +0800 | [diff] [blame] | 1147 | static int rt298_i2c_probe(struct i2c_client *i2c, |
| 1148 | const struct i2c_device_id *id) |
| 1149 | { |
| 1150 | struct rt298_platform_data *pdata = dev_get_platdata(&i2c->dev); |
| 1151 | struct rt298_priv *rt298; |
| 1152 | struct device *dev = &i2c->dev; |
| 1153 | const struct acpi_device_id *acpiid; |
| 1154 | int i, ret; |
| 1155 | |
Bard Liao | 6adcafa | 2015-06-26 10:59:49 +0800 | [diff] [blame] | 1156 | rt298 = devm_kzalloc(&i2c->dev, sizeof(*rt298), |
| 1157 | GFP_KERNEL); |
| 1158 | if (NULL == rt298) |
| 1159 | return -ENOMEM; |
| 1160 | |
| 1161 | rt298->regmap = devm_regmap_init(&i2c->dev, NULL, i2c, &rt298_regmap); |
| 1162 | if (IS_ERR(rt298->regmap)) { |
| 1163 | ret = PTR_ERR(rt298->regmap); |
| 1164 | dev_err(&i2c->dev, "Failed to allocate register map: %d\n", |
| 1165 | ret); |
| 1166 | return ret; |
| 1167 | } |
| 1168 | |
| 1169 | regmap_read(rt298->regmap, |
| 1170 | RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID), &ret); |
| 1171 | if (ret != RT298_VENDOR_ID) { |
| 1172 | dev_err(&i2c->dev, |
| 1173 | "Device with ID register %#x is not rt298\n", ret); |
| 1174 | return -ENODEV; |
| 1175 | } |
| 1176 | |
Axel Lin | 3943b9e | 2015-10-05 21:23:48 +0800 | [diff] [blame] | 1177 | rt298->index_cache = devm_kmemdup(&i2c->dev, rt298_index_def, |
| 1178 | sizeof(rt298_index_def), GFP_KERNEL); |
| 1179 | if (!rt298->index_cache) |
| 1180 | return -ENOMEM; |
| 1181 | |
Bard Liao | 6adcafa | 2015-06-26 10:59:49 +0800 | [diff] [blame] | 1182 | rt298->index_cache_size = INDEX_CACHE_SIZE; |
| 1183 | rt298->i2c = i2c; |
| 1184 | i2c_set_clientdata(i2c, rt298); |
| 1185 | |
| 1186 | /* restore codec default */ |
| 1187 | for (i = 0; i < INDEX_CACHE_SIZE; i++) |
| 1188 | regmap_write(rt298->regmap, rt298->index_cache[i].reg, |
| 1189 | rt298->index_cache[i].def); |
| 1190 | for (i = 0; i < ARRAY_SIZE(rt298_reg); i++) |
| 1191 | regmap_write(rt298->regmap, rt298_reg[i].reg, |
| 1192 | rt298_reg[i].def); |
| 1193 | |
| 1194 | if (pdata) |
| 1195 | rt298->pdata = *pdata; |
| 1196 | |
| 1197 | /* enable jack combo mode on supported devices */ |
| 1198 | acpiid = acpi_match_device(dev->driver->acpi_match_table, dev); |
Vinod Koul | bb7cb54 | 2016-05-12 09:38:49 +0530 | [diff] [blame] | 1199 | if (acpiid && acpiid->driver_data) { |
Bard Liao | 6adcafa | 2015-06-26 10:59:49 +0800 | [diff] [blame] | 1200 | rt298->pdata = *(struct rt298_platform_data *) |
| 1201 | acpiid->driver_data; |
| 1202 | } |
| 1203 | |
Vinod Koul | b9c17f1 | 2016-05-12 09:38:50 +0530 | [diff] [blame^] | 1204 | if (dmi_check_system(force_combo_jack_table)) { |
| 1205 | rt298->pdata.cbj_en = true; |
| 1206 | rt298->pdata.gpio2_en = false; |
| 1207 | } |
| 1208 | |
Bard Liao | 6adcafa | 2015-06-26 10:59:49 +0800 | [diff] [blame] | 1209 | /* VREF Charging */ |
| 1210 | regmap_update_bits(rt298->regmap, 0x04, 0x80, 0x80); |
| 1211 | regmap_update_bits(rt298->regmap, 0x1b, 0x860, 0x860); |
| 1212 | /* Vref2 */ |
| 1213 | regmap_update_bits(rt298->regmap, 0x08, 0x20, 0x20); |
| 1214 | |
| 1215 | regmap_write(rt298->regmap, RT298_SET_AUDIO_POWER, AC_PWRST_D3); |
| 1216 | |
| 1217 | for (i = 0; i < RT298_POWER_REG_LEN; i++) |
| 1218 | regmap_write(rt298->regmap, |
| 1219 | RT298_SET_POWER(rt298_support_power_controls[i]), |
| 1220 | AC_PWRST_D1); |
| 1221 | |
| 1222 | if (!rt298->pdata.cbj_en) { |
| 1223 | regmap_write(rt298->regmap, RT298_CBJ_CTRL2, 0x0000); |
| 1224 | regmap_write(rt298->regmap, RT298_MIC1_DET_CTRL, 0x0816); |
| 1225 | regmap_update_bits(rt298->regmap, |
| 1226 | RT298_CBJ_CTRL1, 0xf000, 0xb000); |
| 1227 | } else { |
| 1228 | regmap_update_bits(rt298->regmap, |
| 1229 | RT298_CBJ_CTRL1, 0xf000, 0x5000); |
| 1230 | } |
| 1231 | |
| 1232 | mdelay(10); |
| 1233 | |
| 1234 | if (!rt298->pdata.gpio2_en) |
Bard Liao | f8f2dc4 | 2015-10-21 16:18:18 +0800 | [diff] [blame] | 1235 | regmap_write(rt298->regmap, RT298_SET_DMIC2_DEFAULT, 0x40); |
Bard Liao | 6adcafa | 2015-06-26 10:59:49 +0800 | [diff] [blame] | 1236 | else |
| 1237 | regmap_write(rt298->regmap, RT298_SET_DMIC2_DEFAULT, 0); |
| 1238 | |
| 1239 | mdelay(10); |
| 1240 | |
| 1241 | regmap_write(rt298->regmap, RT298_MISC_CTRL1, 0x0000); |
| 1242 | regmap_update_bits(rt298->regmap, |
| 1243 | RT298_WIND_FILTER_CTRL, 0x0082, 0x0082); |
Bard Liao | 4b2fe38 | 2016-02-24 15:51:26 +0800 | [diff] [blame] | 1244 | |
| 1245 | regmap_write(rt298->regmap, RT298_UNSOLICITED_INLINE_CMD, 0x81); |
| 1246 | regmap_write(rt298->regmap, RT298_UNSOLICITED_HP_OUT, 0x82); |
| 1247 | regmap_write(rt298->regmap, RT298_UNSOLICITED_MIC1, 0x84); |
| 1248 | regmap_update_bits(rt298->regmap, RT298_IRQ_FLAG_CTRL, 0x2, 0x2); |
| 1249 | |
Bard Liao | 6adcafa | 2015-06-26 10:59:49 +0800 | [diff] [blame] | 1250 | rt298->is_hp_in = -1; |
| 1251 | |
| 1252 | if (rt298->i2c->irq) { |
| 1253 | ret = request_threaded_irq(rt298->i2c->irq, NULL, rt298_irq, |
| 1254 | IRQF_TRIGGER_HIGH | IRQF_ONESHOT, "rt298", rt298); |
| 1255 | if (ret != 0) { |
| 1256 | dev_err(&i2c->dev, |
| 1257 | "Failed to reguest IRQ: %d\n", ret); |
| 1258 | return ret; |
| 1259 | } |
| 1260 | } |
| 1261 | |
| 1262 | ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_rt298, |
| 1263 | rt298_dai, ARRAY_SIZE(rt298_dai)); |
| 1264 | |
| 1265 | return ret; |
| 1266 | } |
| 1267 | |
| 1268 | static int rt298_i2c_remove(struct i2c_client *i2c) |
| 1269 | { |
| 1270 | struct rt298_priv *rt298 = i2c_get_clientdata(i2c); |
| 1271 | |
| 1272 | if (i2c->irq) |
| 1273 | free_irq(i2c->irq, rt298); |
| 1274 | snd_soc_unregister_codec(&i2c->dev); |
| 1275 | |
| 1276 | return 0; |
| 1277 | } |
| 1278 | |
| 1279 | |
| 1280 | static struct i2c_driver rt298_i2c_driver = { |
| 1281 | .driver = { |
| 1282 | .name = "rt298", |
Bard Liao | 6adcafa | 2015-06-26 10:59:49 +0800 | [diff] [blame] | 1283 | .acpi_match_table = ACPI_PTR(rt298_acpi_match), |
| 1284 | }, |
| 1285 | .probe = rt298_i2c_probe, |
| 1286 | .remove = rt298_i2c_remove, |
| 1287 | .id_table = rt298_i2c_id, |
| 1288 | }; |
| 1289 | |
| 1290 | module_i2c_driver(rt298_i2c_driver); |
| 1291 | |
| 1292 | MODULE_DESCRIPTION("ASoC RT298 driver"); |
| 1293 | MODULE_AUTHOR("Bard Liao <bardliao@realtek.com>"); |
| 1294 | MODULE_LICENSE("GPL"); |