Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1 | /* |
| 2 | * arizona.c - Wolfson Arizona class device shared support |
| 3 | * |
| 4 | * Copyright 2012 Wolfson Microelectronics plc |
| 5 | * |
| 6 | * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License version 2 as |
| 10 | * published by the Free Software Foundation. |
| 11 | */ |
| 12 | |
Mark Brown | ddbce97 | 2013-02-15 17:27:22 +0000 | [diff] [blame] | 13 | #include <linux/delay.h> |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 14 | #include <linux/gcd.h> |
| 15 | #include <linux/module.h> |
| 16 | #include <linux/pm_runtime.h> |
| 17 | #include <sound/pcm.h> |
| 18 | #include <sound/pcm_params.h> |
| 19 | #include <sound/tlv.h> |
| 20 | |
| 21 | #include <linux/mfd/arizona/core.h> |
Charles Keepax | b63144e | 2013-07-04 08:56:28 +0100 | [diff] [blame^] | 22 | #include <linux/mfd/arizona/gpio.h> |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 23 | #include <linux/mfd/arizona/registers.h> |
| 24 | |
| 25 | #include "arizona.h" |
| 26 | |
| 27 | #define ARIZONA_AIF_BCLK_CTRL 0x00 |
| 28 | #define ARIZONA_AIF_TX_PIN_CTRL 0x01 |
| 29 | #define ARIZONA_AIF_RX_PIN_CTRL 0x02 |
| 30 | #define ARIZONA_AIF_RATE_CTRL 0x03 |
| 31 | #define ARIZONA_AIF_FORMAT 0x04 |
| 32 | #define ARIZONA_AIF_TX_BCLK_RATE 0x05 |
| 33 | #define ARIZONA_AIF_RX_BCLK_RATE 0x06 |
| 34 | #define ARIZONA_AIF_FRAME_CTRL_1 0x07 |
| 35 | #define ARIZONA_AIF_FRAME_CTRL_2 0x08 |
| 36 | #define ARIZONA_AIF_FRAME_CTRL_3 0x09 |
| 37 | #define ARIZONA_AIF_FRAME_CTRL_4 0x0A |
| 38 | #define ARIZONA_AIF_FRAME_CTRL_5 0x0B |
| 39 | #define ARIZONA_AIF_FRAME_CTRL_6 0x0C |
| 40 | #define ARIZONA_AIF_FRAME_CTRL_7 0x0D |
| 41 | #define ARIZONA_AIF_FRAME_CTRL_8 0x0E |
| 42 | #define ARIZONA_AIF_FRAME_CTRL_9 0x0F |
| 43 | #define ARIZONA_AIF_FRAME_CTRL_10 0x10 |
| 44 | #define ARIZONA_AIF_FRAME_CTRL_11 0x11 |
| 45 | #define ARIZONA_AIF_FRAME_CTRL_12 0x12 |
| 46 | #define ARIZONA_AIF_FRAME_CTRL_13 0x13 |
| 47 | #define ARIZONA_AIF_FRAME_CTRL_14 0x14 |
| 48 | #define ARIZONA_AIF_FRAME_CTRL_15 0x15 |
| 49 | #define ARIZONA_AIF_FRAME_CTRL_16 0x16 |
| 50 | #define ARIZONA_AIF_FRAME_CTRL_17 0x17 |
| 51 | #define ARIZONA_AIF_FRAME_CTRL_18 0x18 |
| 52 | #define ARIZONA_AIF_TX_ENABLES 0x19 |
| 53 | #define ARIZONA_AIF_RX_ENABLES 0x1A |
| 54 | #define ARIZONA_AIF_FORCE_WRITE 0x1B |
| 55 | |
| 56 | #define arizona_fll_err(_fll, fmt, ...) \ |
| 57 | dev_err(_fll->arizona->dev, "FLL%d: " fmt, _fll->id, ##__VA_ARGS__) |
| 58 | #define arizona_fll_warn(_fll, fmt, ...) \ |
| 59 | dev_warn(_fll->arizona->dev, "FLL%d: " fmt, _fll->id, ##__VA_ARGS__) |
| 60 | #define arizona_fll_dbg(_fll, fmt, ...) \ |
Mark Brown | 9092a6e | 2013-02-06 17:58:57 +0000 | [diff] [blame] | 61 | dev_dbg(_fll->arizona->dev, "FLL%d: " fmt, _fll->id, ##__VA_ARGS__) |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 62 | |
| 63 | #define arizona_aif_err(_dai, fmt, ...) \ |
| 64 | dev_err(_dai->dev, "AIF%d: " fmt, _dai->id, ##__VA_ARGS__) |
| 65 | #define arizona_aif_warn(_dai, fmt, ...) \ |
| 66 | dev_warn(_dai->dev, "AIF%d: " fmt, _dai->id, ##__VA_ARGS__) |
| 67 | #define arizona_aif_dbg(_dai, fmt, ...) \ |
Mark Brown | 9092a6e | 2013-02-06 17:58:57 +0000 | [diff] [blame] | 68 | dev_dbg(_dai->dev, "AIF%d: " fmt, _dai->id, ##__VA_ARGS__) |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 69 | |
Mark Brown | 56447e1 | 2013-01-10 14:45:58 +0000 | [diff] [blame] | 70 | static int arizona_spk_ev(struct snd_soc_dapm_widget *w, |
| 71 | struct snd_kcontrol *kcontrol, |
| 72 | int event) |
| 73 | { |
| 74 | struct snd_soc_codec *codec = w->codec; |
| 75 | struct arizona *arizona = dev_get_drvdata(codec->dev->parent); |
| 76 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); |
| 77 | bool manual_ena = false; |
Mark Brown | f4a76e7 | 2013-03-13 12:22:39 +0000 | [diff] [blame] | 78 | int val; |
Mark Brown | 56447e1 | 2013-01-10 14:45:58 +0000 | [diff] [blame] | 79 | |
| 80 | switch (arizona->type) { |
| 81 | case WM5102: |
| 82 | switch (arizona->rev) { |
| 83 | case 0: |
| 84 | break; |
| 85 | default: |
| 86 | manual_ena = true; |
| 87 | break; |
| 88 | } |
| 89 | default: |
| 90 | break; |
| 91 | } |
| 92 | |
| 93 | switch (event) { |
| 94 | case SND_SOC_DAPM_PRE_PMU: |
| 95 | if (!priv->spk_ena && manual_ena) { |
| 96 | snd_soc_write(codec, 0x4f5, 0x25a); |
| 97 | priv->spk_ena_pending = true; |
| 98 | } |
| 99 | break; |
| 100 | case SND_SOC_DAPM_POST_PMU: |
Mark Brown | f4a76e7 | 2013-03-13 12:22:39 +0000 | [diff] [blame] | 101 | val = snd_soc_read(codec, ARIZONA_INTERRUPT_RAW_STATUS_3); |
| 102 | if (val & ARIZONA_SPK_SHUTDOWN_STS) { |
| 103 | dev_crit(arizona->dev, |
| 104 | "Speaker not enabled due to temperature\n"); |
| 105 | return -EBUSY; |
| 106 | } |
| 107 | |
| 108 | snd_soc_update_bits(codec, ARIZONA_OUTPUT_ENABLES_1, |
| 109 | 1 << w->shift, 1 << w->shift); |
| 110 | |
Mark Brown | 56447e1 | 2013-01-10 14:45:58 +0000 | [diff] [blame] | 111 | if (priv->spk_ena_pending) { |
| 112 | msleep(75); |
| 113 | snd_soc_write(codec, 0x4f5, 0xda); |
| 114 | priv->spk_ena_pending = false; |
| 115 | priv->spk_ena++; |
| 116 | } |
| 117 | break; |
| 118 | case SND_SOC_DAPM_PRE_PMD: |
| 119 | if (manual_ena) { |
| 120 | priv->spk_ena--; |
| 121 | if (!priv->spk_ena) |
| 122 | snd_soc_write(codec, 0x4f5, 0x25a); |
| 123 | } |
Mark Brown | f4a76e7 | 2013-03-13 12:22:39 +0000 | [diff] [blame] | 124 | |
| 125 | snd_soc_update_bits(codec, ARIZONA_OUTPUT_ENABLES_1, |
| 126 | 1 << w->shift, 0); |
Mark Brown | 56447e1 | 2013-01-10 14:45:58 +0000 | [diff] [blame] | 127 | break; |
| 128 | case SND_SOC_DAPM_POST_PMD: |
| 129 | if (manual_ena) { |
| 130 | if (!priv->spk_ena) |
| 131 | snd_soc_write(codec, 0x4f5, 0x0da); |
| 132 | } |
| 133 | break; |
| 134 | } |
| 135 | |
| 136 | return 0; |
| 137 | } |
| 138 | |
Mark Brown | 899817e | 2013-03-13 12:32:10 +0000 | [diff] [blame] | 139 | static irqreturn_t arizona_thermal_warn(int irq, void *data) |
| 140 | { |
| 141 | struct arizona *arizona = data; |
| 142 | unsigned int val; |
| 143 | int ret; |
| 144 | |
| 145 | ret = regmap_read(arizona->regmap, ARIZONA_INTERRUPT_RAW_STATUS_3, |
| 146 | &val); |
| 147 | if (ret != 0) { |
| 148 | dev_err(arizona->dev, "Failed to read thermal status: %d\n", |
| 149 | ret); |
| 150 | } else if (val & ARIZONA_SPK_SHUTDOWN_WARN_STS) { |
| 151 | dev_crit(arizona->dev, "Thermal warning\n"); |
| 152 | } |
| 153 | |
| 154 | return IRQ_HANDLED; |
| 155 | } |
| 156 | |
| 157 | static irqreturn_t arizona_thermal_shutdown(int irq, void *data) |
| 158 | { |
| 159 | struct arizona *arizona = data; |
| 160 | unsigned int val; |
| 161 | int ret; |
| 162 | |
| 163 | ret = regmap_read(arizona->regmap, ARIZONA_INTERRUPT_RAW_STATUS_3, |
| 164 | &val); |
| 165 | if (ret != 0) { |
| 166 | dev_err(arizona->dev, "Failed to read thermal status: %d\n", |
| 167 | ret); |
| 168 | } else if (val & ARIZONA_SPK_SHUTDOWN_STS) { |
| 169 | dev_crit(arizona->dev, "Thermal shutdown\n"); |
Mark Brown | f4a76e7 | 2013-03-13 12:22:39 +0000 | [diff] [blame] | 170 | ret = regmap_update_bits(arizona->regmap, |
| 171 | ARIZONA_OUTPUT_ENABLES_1, |
| 172 | ARIZONA_OUT4L_ENA | |
| 173 | ARIZONA_OUT4R_ENA, 0); |
| 174 | if (ret != 0) |
| 175 | dev_crit(arizona->dev, |
| 176 | "Failed to disable speaker outputs: %d\n", |
| 177 | ret); |
Mark Brown | 899817e | 2013-03-13 12:32:10 +0000 | [diff] [blame] | 178 | } |
| 179 | |
| 180 | return IRQ_HANDLED; |
| 181 | } |
| 182 | |
Mark Brown | 56447e1 | 2013-01-10 14:45:58 +0000 | [diff] [blame] | 183 | static const struct snd_soc_dapm_widget arizona_spkl = |
Mark Brown | f4a76e7 | 2013-03-13 12:22:39 +0000 | [diff] [blame] | 184 | SND_SOC_DAPM_PGA_E("OUT4L", SND_SOC_NOPM, |
Mark Brown | 56447e1 | 2013-01-10 14:45:58 +0000 | [diff] [blame] | 185 | ARIZONA_OUT4L_ENA_SHIFT, 0, NULL, 0, arizona_spk_ev, |
| 186 | SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU); |
| 187 | |
| 188 | static const struct snd_soc_dapm_widget arizona_spkr = |
Mark Brown | f4a76e7 | 2013-03-13 12:22:39 +0000 | [diff] [blame] | 189 | SND_SOC_DAPM_PGA_E("OUT4R", SND_SOC_NOPM, |
Mark Brown | 56447e1 | 2013-01-10 14:45:58 +0000 | [diff] [blame] | 190 | ARIZONA_OUT4R_ENA_SHIFT, 0, NULL, 0, arizona_spk_ev, |
| 191 | SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU); |
| 192 | |
| 193 | int arizona_init_spk(struct snd_soc_codec *codec) |
| 194 | { |
Mark Brown | 899817e | 2013-03-13 12:32:10 +0000 | [diff] [blame] | 195 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); |
| 196 | struct arizona *arizona = priv->arizona; |
Mark Brown | 56447e1 | 2013-01-10 14:45:58 +0000 | [diff] [blame] | 197 | int ret; |
| 198 | |
| 199 | ret = snd_soc_dapm_new_controls(&codec->dapm, &arizona_spkl, 1); |
| 200 | if (ret != 0) |
| 201 | return ret; |
| 202 | |
| 203 | ret = snd_soc_dapm_new_controls(&codec->dapm, &arizona_spkr, 1); |
| 204 | if (ret != 0) |
| 205 | return ret; |
| 206 | |
Mark Brown | 899817e | 2013-03-13 12:32:10 +0000 | [diff] [blame] | 207 | ret = arizona_request_irq(arizona, ARIZONA_IRQ_SPK_SHUTDOWN_WARN, |
| 208 | "Thermal warning", arizona_thermal_warn, |
| 209 | arizona); |
| 210 | if (ret != 0) |
| 211 | dev_err(arizona->dev, |
| 212 | "Failed to get thermal warning IRQ: %d\n", |
| 213 | ret); |
| 214 | |
| 215 | ret = arizona_request_irq(arizona, ARIZONA_IRQ_SPK_SHUTDOWN, |
| 216 | "Thermal shutdown", arizona_thermal_shutdown, |
| 217 | arizona); |
| 218 | if (ret != 0) |
| 219 | dev_err(arizona->dev, |
| 220 | "Failed to get thermal shutdown IRQ: %d\n", |
| 221 | ret); |
| 222 | |
Mark Brown | 56447e1 | 2013-01-10 14:45:58 +0000 | [diff] [blame] | 223 | return 0; |
| 224 | } |
| 225 | EXPORT_SYMBOL_GPL(arizona_init_spk); |
| 226 | |
Charles Keepax | b63144e | 2013-07-04 08:56:28 +0100 | [diff] [blame^] | 227 | int arizona_init_gpio(struct snd_soc_codec *codec) |
| 228 | { |
| 229 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); |
| 230 | struct arizona *arizona = priv->arizona; |
| 231 | int i; |
| 232 | |
| 233 | switch (arizona->type) { |
| 234 | case WM5110: |
| 235 | snd_soc_dapm_disable_pin(&codec->dapm, "DRC2 Signal Activity"); |
| 236 | } |
| 237 | |
| 238 | snd_soc_dapm_disable_pin(&codec->dapm, "DRC1 Signal Activity"); |
| 239 | |
| 240 | for (i = 0; i < ARRAY_SIZE(arizona->pdata.gpio_defaults); i++) { |
| 241 | switch (arizona->pdata.gpio_defaults[i] & ARIZONA_GPN_FN_MASK) { |
| 242 | case ARIZONA_GP_FN_DRC1_SIGNAL_DETECT: |
| 243 | snd_soc_dapm_enable_pin(&codec->dapm, |
| 244 | "DRC1 Signal Activity"); |
| 245 | break; |
| 246 | case ARIZONA_GP_FN_DRC2_SIGNAL_DETECT: |
| 247 | snd_soc_dapm_enable_pin(&codec->dapm, |
| 248 | "DRC2 Signal Activity"); |
| 249 | break; |
| 250 | default: |
| 251 | break; |
| 252 | } |
| 253 | } |
| 254 | |
| 255 | return 0; |
| 256 | } |
| 257 | EXPORT_SYMBOL_GPL(arizona_init_gpio); |
| 258 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 259 | const char *arizona_mixer_texts[ARIZONA_NUM_MIXER_INPUTS] = { |
| 260 | "None", |
| 261 | "Tone Generator 1", |
| 262 | "Tone Generator 2", |
| 263 | "Haptics", |
| 264 | "AEC", |
| 265 | "Mic Mute Mixer", |
| 266 | "Noise Generator", |
| 267 | "IN1L", |
| 268 | "IN1R", |
| 269 | "IN2L", |
| 270 | "IN2R", |
| 271 | "IN3L", |
| 272 | "IN3R", |
Mark Brown | c9c56fd | 2012-07-09 19:09:01 +0100 | [diff] [blame] | 273 | "IN4L", |
| 274 | "IN4R", |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 275 | "AIF1RX1", |
| 276 | "AIF1RX2", |
| 277 | "AIF1RX3", |
| 278 | "AIF1RX4", |
| 279 | "AIF1RX5", |
| 280 | "AIF1RX6", |
| 281 | "AIF1RX7", |
| 282 | "AIF1RX8", |
| 283 | "AIF2RX1", |
| 284 | "AIF2RX2", |
| 285 | "AIF3RX1", |
| 286 | "AIF3RX2", |
| 287 | "SLIMRX1", |
| 288 | "SLIMRX2", |
| 289 | "SLIMRX3", |
| 290 | "SLIMRX4", |
| 291 | "SLIMRX5", |
| 292 | "SLIMRX6", |
| 293 | "SLIMRX7", |
| 294 | "SLIMRX8", |
| 295 | "EQ1", |
| 296 | "EQ2", |
| 297 | "EQ3", |
| 298 | "EQ4", |
| 299 | "DRC1L", |
| 300 | "DRC1R", |
| 301 | "DRC2L", |
| 302 | "DRC2R", |
| 303 | "LHPF1", |
| 304 | "LHPF2", |
| 305 | "LHPF3", |
| 306 | "LHPF4", |
| 307 | "DSP1.1", |
| 308 | "DSP1.2", |
| 309 | "DSP1.3", |
| 310 | "DSP1.4", |
| 311 | "DSP1.5", |
| 312 | "DSP1.6", |
Mark Brown | c922cc4 | 2012-09-26 16:43:44 +0100 | [diff] [blame] | 313 | "DSP2.1", |
| 314 | "DSP2.2", |
| 315 | "DSP2.3", |
| 316 | "DSP2.4", |
| 317 | "DSP2.5", |
| 318 | "DSP2.6", |
| 319 | "DSP3.1", |
| 320 | "DSP3.2", |
| 321 | "DSP3.3", |
| 322 | "DSP3.4", |
| 323 | "DSP3.5", |
| 324 | "DSP3.6", |
| 325 | "DSP4.1", |
| 326 | "DSP4.2", |
| 327 | "DSP4.3", |
| 328 | "DSP4.4", |
| 329 | "DSP4.5", |
| 330 | "DSP4.6", |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 331 | "ASRC1L", |
| 332 | "ASRC1R", |
| 333 | "ASRC2L", |
| 334 | "ASRC2R", |
Mark Brown | 91660bd | 2012-12-05 20:35:24 +0900 | [diff] [blame] | 335 | "ISRC1INT1", |
| 336 | "ISRC1INT2", |
| 337 | "ISRC1INT3", |
| 338 | "ISRC1INT4", |
| 339 | "ISRC1DEC1", |
| 340 | "ISRC1DEC2", |
| 341 | "ISRC1DEC3", |
| 342 | "ISRC1DEC4", |
| 343 | "ISRC2INT1", |
| 344 | "ISRC2INT2", |
| 345 | "ISRC2INT3", |
| 346 | "ISRC2INT4", |
| 347 | "ISRC2DEC1", |
| 348 | "ISRC2DEC2", |
| 349 | "ISRC2DEC3", |
| 350 | "ISRC2DEC4", |
| 351 | "ISRC3INT1", |
| 352 | "ISRC3INT2", |
| 353 | "ISRC3INT3", |
| 354 | "ISRC3INT4", |
| 355 | "ISRC3DEC1", |
| 356 | "ISRC3DEC2", |
| 357 | "ISRC3DEC3", |
| 358 | "ISRC3DEC4", |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 359 | }; |
| 360 | EXPORT_SYMBOL_GPL(arizona_mixer_texts); |
| 361 | |
| 362 | int arizona_mixer_values[ARIZONA_NUM_MIXER_INPUTS] = { |
| 363 | 0x00, /* None */ |
| 364 | 0x04, /* Tone */ |
| 365 | 0x05, |
| 366 | 0x06, /* Haptics */ |
| 367 | 0x08, /* AEC */ |
| 368 | 0x0c, /* Noise mixer */ |
| 369 | 0x0d, /* Comfort noise */ |
| 370 | 0x10, /* IN1L */ |
| 371 | 0x11, |
| 372 | 0x12, |
| 373 | 0x13, |
| 374 | 0x14, |
| 375 | 0x15, |
Mark Brown | c9c56fd | 2012-07-09 19:09:01 +0100 | [diff] [blame] | 376 | 0x16, |
| 377 | 0x17, |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 378 | 0x20, /* AIF1RX1 */ |
| 379 | 0x21, |
| 380 | 0x22, |
| 381 | 0x23, |
| 382 | 0x24, |
| 383 | 0x25, |
| 384 | 0x26, |
| 385 | 0x27, |
| 386 | 0x28, /* AIF2RX1 */ |
| 387 | 0x29, |
| 388 | 0x30, /* AIF3RX1 */ |
| 389 | 0x31, |
| 390 | 0x38, /* SLIMRX1 */ |
| 391 | 0x39, |
| 392 | 0x3a, |
| 393 | 0x3b, |
| 394 | 0x3c, |
| 395 | 0x3d, |
| 396 | 0x3e, |
| 397 | 0x3f, |
| 398 | 0x50, /* EQ1 */ |
| 399 | 0x51, |
| 400 | 0x52, |
| 401 | 0x53, |
| 402 | 0x58, /* DRC1L */ |
| 403 | 0x59, |
| 404 | 0x5a, |
| 405 | 0x5b, |
| 406 | 0x60, /* LHPF1 */ |
| 407 | 0x61, |
| 408 | 0x62, |
| 409 | 0x63, |
| 410 | 0x68, /* DSP1.1 */ |
| 411 | 0x69, |
| 412 | 0x6a, |
| 413 | 0x6b, |
| 414 | 0x6c, |
| 415 | 0x6d, |
Mark Brown | c922cc4 | 2012-09-26 16:43:44 +0100 | [diff] [blame] | 416 | 0x70, /* DSP2.1 */ |
| 417 | 0x71, |
| 418 | 0x72, |
| 419 | 0x73, |
| 420 | 0x74, |
| 421 | 0x75, |
| 422 | 0x78, /* DSP3.1 */ |
| 423 | 0x79, |
| 424 | 0x7a, |
| 425 | 0x7b, |
| 426 | 0x7c, |
| 427 | 0x7d, |
| 428 | 0x80, /* DSP4.1 */ |
| 429 | 0x81, |
| 430 | 0x82, |
| 431 | 0x83, |
| 432 | 0x84, |
| 433 | 0x85, |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 434 | 0x90, /* ASRC1L */ |
| 435 | 0x91, |
| 436 | 0x92, |
| 437 | 0x93, |
Mark Brown | 91660bd | 2012-12-05 20:35:24 +0900 | [diff] [blame] | 438 | 0xa0, /* ISRC1INT1 */ |
| 439 | 0xa1, |
| 440 | 0xa2, |
| 441 | 0xa3, |
| 442 | 0xa4, /* ISRC1DEC1 */ |
| 443 | 0xa5, |
| 444 | 0xa6, |
| 445 | 0xa7, |
| 446 | 0xa8, /* ISRC2DEC1 */ |
| 447 | 0xa9, |
| 448 | 0xaa, |
| 449 | 0xab, |
| 450 | 0xac, /* ISRC2INT1 */ |
| 451 | 0xad, |
| 452 | 0xae, |
| 453 | 0xaf, |
| 454 | 0xb0, /* ISRC3DEC1 */ |
| 455 | 0xb1, |
| 456 | 0xb2, |
| 457 | 0xb3, |
| 458 | 0xb4, /* ISRC3INT1 */ |
| 459 | 0xb5, |
| 460 | 0xb6, |
| 461 | 0xb7, |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 462 | }; |
| 463 | EXPORT_SYMBOL_GPL(arizona_mixer_values); |
| 464 | |
| 465 | const DECLARE_TLV_DB_SCALE(arizona_mixer_tlv, -3200, 100, 0); |
| 466 | EXPORT_SYMBOL_GPL(arizona_mixer_tlv); |
| 467 | |
Mark Brown | dc91428 | 2013-02-18 19:09:23 +0000 | [diff] [blame] | 468 | const char *arizona_rate_text[ARIZONA_RATE_ENUM_SIZE] = { |
| 469 | "SYNCCLK rate", "8kHz", "16kHz", "ASYNCCLK rate", |
| 470 | }; |
| 471 | EXPORT_SYMBOL_GPL(arizona_rate_text); |
| 472 | |
| 473 | const int arizona_rate_val[ARIZONA_RATE_ENUM_SIZE] = { |
| 474 | 0, 1, 2, 8, |
| 475 | }; |
| 476 | EXPORT_SYMBOL_GPL(arizona_rate_val); |
| 477 | |
| 478 | |
| 479 | const struct soc_enum arizona_isrc_fsl[] = { |
| 480 | SOC_VALUE_ENUM_SINGLE(ARIZONA_ISRC_1_CTRL_2, |
| 481 | ARIZONA_ISRC1_FSL_SHIFT, 0xf, |
| 482 | ARIZONA_RATE_ENUM_SIZE, |
| 483 | arizona_rate_text, arizona_rate_val), |
| 484 | SOC_VALUE_ENUM_SINGLE(ARIZONA_ISRC_2_CTRL_2, |
| 485 | ARIZONA_ISRC2_FSL_SHIFT, 0xf, |
| 486 | ARIZONA_RATE_ENUM_SIZE, |
| 487 | arizona_rate_text, arizona_rate_val), |
| 488 | SOC_VALUE_ENUM_SINGLE(ARIZONA_ISRC_3_CTRL_2, |
| 489 | ARIZONA_ISRC3_FSL_SHIFT, 0xf, |
| 490 | ARIZONA_RATE_ENUM_SIZE, |
| 491 | arizona_rate_text, arizona_rate_val), |
| 492 | }; |
| 493 | EXPORT_SYMBOL_GPL(arizona_isrc_fsl); |
| 494 | |
Mark Brown | e853a00 | 2012-12-09 12:25:52 +0900 | [diff] [blame] | 495 | static const char *arizona_vol_ramp_text[] = { |
| 496 | "0ms/6dB", "0.5ms/6dB", "1ms/6dB", "2ms/6dB", "4ms/6dB", "8ms/6dB", |
| 497 | "15ms/6dB", "30ms/6dB", |
| 498 | }; |
| 499 | |
| 500 | const struct soc_enum arizona_in_vd_ramp = |
| 501 | SOC_ENUM_SINGLE(ARIZONA_INPUT_VOLUME_RAMP, |
| 502 | ARIZONA_IN_VD_RAMP_SHIFT, 7, arizona_vol_ramp_text); |
| 503 | EXPORT_SYMBOL_GPL(arizona_in_vd_ramp); |
| 504 | |
| 505 | const struct soc_enum arizona_in_vi_ramp = |
| 506 | SOC_ENUM_SINGLE(ARIZONA_INPUT_VOLUME_RAMP, |
| 507 | ARIZONA_IN_VI_RAMP_SHIFT, 7, arizona_vol_ramp_text); |
| 508 | EXPORT_SYMBOL_GPL(arizona_in_vi_ramp); |
| 509 | |
| 510 | const struct soc_enum arizona_out_vd_ramp = |
| 511 | SOC_ENUM_SINGLE(ARIZONA_OUTPUT_VOLUME_RAMP, |
| 512 | ARIZONA_OUT_VD_RAMP_SHIFT, 7, arizona_vol_ramp_text); |
| 513 | EXPORT_SYMBOL_GPL(arizona_out_vd_ramp); |
| 514 | |
| 515 | const struct soc_enum arizona_out_vi_ramp = |
| 516 | SOC_ENUM_SINGLE(ARIZONA_OUTPUT_VOLUME_RAMP, |
| 517 | ARIZONA_OUT_VI_RAMP_SHIFT, 7, arizona_vol_ramp_text); |
| 518 | EXPORT_SYMBOL_GPL(arizona_out_vi_ramp); |
| 519 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 520 | static const char *arizona_lhpf_mode_text[] = { |
| 521 | "Low-pass", "High-pass" |
| 522 | }; |
| 523 | |
| 524 | const struct soc_enum arizona_lhpf1_mode = |
| 525 | SOC_ENUM_SINGLE(ARIZONA_HPLPF1_1, ARIZONA_LHPF1_MODE_SHIFT, 2, |
| 526 | arizona_lhpf_mode_text); |
| 527 | EXPORT_SYMBOL_GPL(arizona_lhpf1_mode); |
| 528 | |
| 529 | const struct soc_enum arizona_lhpf2_mode = |
| 530 | SOC_ENUM_SINGLE(ARIZONA_HPLPF2_1, ARIZONA_LHPF2_MODE_SHIFT, 2, |
| 531 | arizona_lhpf_mode_text); |
| 532 | EXPORT_SYMBOL_GPL(arizona_lhpf2_mode); |
| 533 | |
| 534 | const struct soc_enum arizona_lhpf3_mode = |
| 535 | SOC_ENUM_SINGLE(ARIZONA_HPLPF3_1, ARIZONA_LHPF3_MODE_SHIFT, 2, |
| 536 | arizona_lhpf_mode_text); |
| 537 | EXPORT_SYMBOL_GPL(arizona_lhpf3_mode); |
| 538 | |
| 539 | const struct soc_enum arizona_lhpf4_mode = |
| 540 | SOC_ENUM_SINGLE(ARIZONA_HPLPF4_1, ARIZONA_LHPF4_MODE_SHIFT, 2, |
| 541 | arizona_lhpf_mode_text); |
| 542 | EXPORT_SYMBOL_GPL(arizona_lhpf4_mode); |
| 543 | |
Mark Brown | 845571c | 2012-12-18 13:47:57 +0000 | [diff] [blame] | 544 | static const char *arizona_ng_hold_text[] = { |
| 545 | "30ms", "120ms", "250ms", "500ms", |
| 546 | }; |
| 547 | |
| 548 | const struct soc_enum arizona_ng_hold = |
| 549 | SOC_ENUM_SINGLE(ARIZONA_NOISE_GATE_CONTROL, ARIZONA_NGATE_HOLD_SHIFT, |
| 550 | 4, arizona_ng_hold_text); |
| 551 | EXPORT_SYMBOL_GPL(arizona_ng_hold); |
| 552 | |
Mark Brown | ddbce97 | 2013-02-15 17:27:22 +0000 | [diff] [blame] | 553 | static void arizona_in_set_vu(struct snd_soc_codec *codec, int ena) |
| 554 | { |
| 555 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); |
| 556 | unsigned int val; |
| 557 | int i; |
| 558 | |
| 559 | if (ena) |
| 560 | val = ARIZONA_IN_VU; |
| 561 | else |
| 562 | val = 0; |
| 563 | |
| 564 | for (i = 0; i < priv->num_inputs; i++) |
| 565 | snd_soc_update_bits(codec, |
| 566 | ARIZONA_ADC_DIGITAL_VOLUME_1L + (i * 4), |
| 567 | ARIZONA_IN_VU, val); |
| 568 | } |
| 569 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 570 | int arizona_in_ev(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, |
| 571 | int event) |
| 572 | { |
Mark Brown | ddbce97 | 2013-02-15 17:27:22 +0000 | [diff] [blame] | 573 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(w->codec); |
Mark Brown | 43cd8bf | 2013-02-06 16:57:29 +0000 | [diff] [blame] | 574 | unsigned int reg; |
| 575 | |
| 576 | if (w->shift % 2) |
| 577 | reg = ARIZONA_ADC_DIGITAL_VOLUME_1L + ((w->shift / 2) * 8); |
| 578 | else |
| 579 | reg = ARIZONA_ADC_DIGITAL_VOLUME_1R + ((w->shift / 2) * 8); |
| 580 | |
| 581 | switch (event) { |
Mark Brown | ddbce97 | 2013-02-15 17:27:22 +0000 | [diff] [blame] | 582 | case SND_SOC_DAPM_PRE_PMU: |
| 583 | priv->in_pending++; |
| 584 | break; |
Mark Brown | 43cd8bf | 2013-02-06 16:57:29 +0000 | [diff] [blame] | 585 | case SND_SOC_DAPM_POST_PMU: |
| 586 | snd_soc_update_bits(w->codec, reg, ARIZONA_IN1L_MUTE, 0); |
Mark Brown | ddbce97 | 2013-02-15 17:27:22 +0000 | [diff] [blame] | 587 | |
| 588 | /* If this is the last input pending then allow VU */ |
| 589 | priv->in_pending--; |
| 590 | if (priv->in_pending == 0) { |
| 591 | msleep(1); |
| 592 | arizona_in_set_vu(w->codec, 1); |
| 593 | } |
Mark Brown | 43cd8bf | 2013-02-06 16:57:29 +0000 | [diff] [blame] | 594 | break; |
| 595 | case SND_SOC_DAPM_PRE_PMD: |
Mark Brown | ddbce97 | 2013-02-15 17:27:22 +0000 | [diff] [blame] | 596 | snd_soc_update_bits(w->codec, reg, |
| 597 | ARIZONA_IN1L_MUTE | ARIZONA_IN_VU, |
| 598 | ARIZONA_IN1L_MUTE | ARIZONA_IN_VU); |
Mark Brown | 43cd8bf | 2013-02-06 16:57:29 +0000 | [diff] [blame] | 599 | break; |
Mark Brown | ddbce97 | 2013-02-15 17:27:22 +0000 | [diff] [blame] | 600 | case SND_SOC_DAPM_POST_PMD: |
| 601 | /* Disable volume updates if no inputs are enabled */ |
| 602 | reg = snd_soc_read(w->codec, ARIZONA_INPUT_ENABLES); |
| 603 | if (reg == 0) |
| 604 | arizona_in_set_vu(w->codec, 0); |
Mark Brown | 43cd8bf | 2013-02-06 16:57:29 +0000 | [diff] [blame] | 605 | } |
| 606 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 607 | return 0; |
| 608 | } |
| 609 | EXPORT_SYMBOL_GPL(arizona_in_ev); |
| 610 | |
| 611 | int arizona_out_ev(struct snd_soc_dapm_widget *w, |
| 612 | struct snd_kcontrol *kcontrol, |
| 613 | int event) |
| 614 | { |
Mark Brown | 1a2c7d5 | 2013-03-24 22:50:23 +0000 | [diff] [blame] | 615 | switch (event) { |
| 616 | case SND_SOC_DAPM_POST_PMU: |
| 617 | switch (w->shift) { |
| 618 | case ARIZONA_OUT1L_ENA_SHIFT: |
| 619 | case ARIZONA_OUT1R_ENA_SHIFT: |
| 620 | case ARIZONA_OUT2L_ENA_SHIFT: |
| 621 | case ARIZONA_OUT2R_ENA_SHIFT: |
| 622 | case ARIZONA_OUT3L_ENA_SHIFT: |
| 623 | case ARIZONA_OUT3R_ENA_SHIFT: |
| 624 | msleep(17); |
| 625 | break; |
| 626 | |
| 627 | default: |
| 628 | break; |
| 629 | } |
| 630 | break; |
| 631 | } |
| 632 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 633 | return 0; |
| 634 | } |
| 635 | EXPORT_SYMBOL_GPL(arizona_out_ev); |
| 636 | |
Mark Brown | f607e31 | 2013-02-22 18:36:53 +0000 | [diff] [blame] | 637 | int arizona_hp_ev(struct snd_soc_dapm_widget *w, |
| 638 | struct snd_kcontrol *kcontrol, |
| 639 | int event) |
| 640 | { |
| 641 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(w->codec); |
| 642 | unsigned int mask = 1 << w->shift; |
| 643 | unsigned int val; |
| 644 | |
| 645 | switch (event) { |
| 646 | case SND_SOC_DAPM_POST_PMU: |
| 647 | val = mask; |
| 648 | break; |
| 649 | case SND_SOC_DAPM_PRE_PMD: |
| 650 | val = 0; |
| 651 | break; |
| 652 | default: |
| 653 | return -EINVAL; |
| 654 | } |
| 655 | |
| 656 | /* Store the desired state for the HP outputs */ |
| 657 | priv->arizona->hp_ena &= ~mask; |
| 658 | priv->arizona->hp_ena |= val; |
| 659 | |
| 660 | /* Force off if HPDET magic is active */ |
| 661 | if (priv->arizona->hpdet_magic) |
| 662 | val = 0; |
| 663 | |
| 664 | snd_soc_update_bits(w->codec, ARIZONA_OUTPUT_ENABLES_1, mask, val); |
| 665 | |
| 666 | return arizona_out_ev(w, kcontrol, event); |
| 667 | } |
| 668 | EXPORT_SYMBOL_GPL(arizona_hp_ev); |
| 669 | |
Mark Brown | cbd840d | 2012-08-08 17:52:44 +0100 | [diff] [blame] | 670 | static unsigned int arizona_sysclk_48k_rates[] = { |
| 671 | 6144000, |
| 672 | 12288000, |
Dimitris Papastamos | 96e1f18 | 2012-11-15 11:41:30 +0000 | [diff] [blame] | 673 | 24576000, |
Mark Brown | cbd840d | 2012-08-08 17:52:44 +0100 | [diff] [blame] | 674 | 49152000, |
Mark Brown | aeaeee1 | 2012-09-26 17:50:02 +0100 | [diff] [blame] | 675 | 73728000, |
| 676 | 98304000, |
| 677 | 147456000, |
Mark Brown | cbd840d | 2012-08-08 17:52:44 +0100 | [diff] [blame] | 678 | }; |
| 679 | |
| 680 | static unsigned int arizona_sysclk_44k1_rates[] = { |
| 681 | 5644800, |
| 682 | 11289600, |
Dimitris Papastamos | 96e1f18 | 2012-11-15 11:41:30 +0000 | [diff] [blame] | 683 | 22579200, |
Mark Brown | cbd840d | 2012-08-08 17:52:44 +0100 | [diff] [blame] | 684 | 45158400, |
Mark Brown | aeaeee1 | 2012-09-26 17:50:02 +0100 | [diff] [blame] | 685 | 67737600, |
| 686 | 90316800, |
| 687 | 135475200, |
Mark Brown | cbd840d | 2012-08-08 17:52:44 +0100 | [diff] [blame] | 688 | }; |
| 689 | |
| 690 | static int arizona_set_opclk(struct snd_soc_codec *codec, unsigned int clk, |
| 691 | unsigned int freq) |
| 692 | { |
| 693 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); |
| 694 | unsigned int reg; |
| 695 | unsigned int *rates; |
| 696 | int ref, div, refclk; |
| 697 | |
| 698 | switch (clk) { |
| 699 | case ARIZONA_CLK_OPCLK: |
| 700 | reg = ARIZONA_OUTPUT_SYSTEM_CLOCK; |
| 701 | refclk = priv->sysclk; |
| 702 | break; |
| 703 | case ARIZONA_CLK_ASYNC_OPCLK: |
| 704 | reg = ARIZONA_OUTPUT_ASYNC_CLOCK; |
| 705 | refclk = priv->asyncclk; |
| 706 | break; |
| 707 | default: |
| 708 | return -EINVAL; |
| 709 | } |
| 710 | |
| 711 | if (refclk % 8000) |
| 712 | rates = arizona_sysclk_44k1_rates; |
| 713 | else |
| 714 | rates = arizona_sysclk_48k_rates; |
| 715 | |
| 716 | for (ref = 0; ref < ARRAY_SIZE(arizona_sysclk_48k_rates) && |
| 717 | rates[ref] <= refclk; ref++) { |
| 718 | div = 1; |
| 719 | while (rates[ref] / div >= freq && div < 32) { |
| 720 | if (rates[ref] / div == freq) { |
| 721 | dev_dbg(codec->dev, "Configured %dHz OPCLK\n", |
| 722 | freq); |
| 723 | snd_soc_update_bits(codec, reg, |
| 724 | ARIZONA_OPCLK_DIV_MASK | |
| 725 | ARIZONA_OPCLK_SEL_MASK, |
| 726 | (div << |
| 727 | ARIZONA_OPCLK_DIV_SHIFT) | |
| 728 | ref); |
| 729 | return 0; |
| 730 | } |
| 731 | div++; |
| 732 | } |
| 733 | } |
| 734 | |
| 735 | dev_err(codec->dev, "Unable to generate %dHz OPCLK\n", freq); |
| 736 | return -EINVAL; |
| 737 | } |
| 738 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 739 | int arizona_set_sysclk(struct snd_soc_codec *codec, int clk_id, |
| 740 | int source, unsigned int freq, int dir) |
| 741 | { |
| 742 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); |
| 743 | struct arizona *arizona = priv->arizona; |
| 744 | char *name; |
| 745 | unsigned int reg; |
| 746 | unsigned int mask = ARIZONA_SYSCLK_FREQ_MASK | ARIZONA_SYSCLK_SRC_MASK; |
| 747 | unsigned int val = source << ARIZONA_SYSCLK_SRC_SHIFT; |
| 748 | unsigned int *clk; |
| 749 | |
| 750 | switch (clk_id) { |
| 751 | case ARIZONA_CLK_SYSCLK: |
| 752 | name = "SYSCLK"; |
| 753 | reg = ARIZONA_SYSTEM_CLOCK_1; |
| 754 | clk = &priv->sysclk; |
| 755 | mask |= ARIZONA_SYSCLK_FRAC; |
| 756 | break; |
| 757 | case ARIZONA_CLK_ASYNCCLK: |
| 758 | name = "ASYNCCLK"; |
| 759 | reg = ARIZONA_ASYNC_CLOCK_1; |
| 760 | clk = &priv->asyncclk; |
| 761 | break; |
Mark Brown | cbd840d | 2012-08-08 17:52:44 +0100 | [diff] [blame] | 762 | case ARIZONA_CLK_OPCLK: |
| 763 | case ARIZONA_CLK_ASYNC_OPCLK: |
| 764 | return arizona_set_opclk(codec, clk_id, freq); |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 765 | default: |
| 766 | return -EINVAL; |
| 767 | } |
| 768 | |
| 769 | switch (freq) { |
| 770 | case 5644800: |
| 771 | case 6144000: |
| 772 | break; |
| 773 | case 11289600: |
| 774 | case 12288000: |
Mark Brown | 3f341f7 | 2013-03-08 15:22:29 +0800 | [diff] [blame] | 775 | val |= ARIZONA_CLK_12MHZ << ARIZONA_SYSCLK_FREQ_SHIFT; |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 776 | break; |
| 777 | case 22579200: |
| 778 | case 24576000: |
Mark Brown | 3f341f7 | 2013-03-08 15:22:29 +0800 | [diff] [blame] | 779 | val |= ARIZONA_CLK_24MHZ << ARIZONA_SYSCLK_FREQ_SHIFT; |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 780 | break; |
| 781 | case 45158400: |
| 782 | case 49152000: |
Mark Brown | 3f341f7 | 2013-03-08 15:22:29 +0800 | [diff] [blame] | 783 | val |= ARIZONA_CLK_49MHZ << ARIZONA_SYSCLK_FREQ_SHIFT; |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 784 | break; |
Mark Brown | 3811336 | 2012-11-26 16:01:37 +0000 | [diff] [blame] | 785 | case 67737600: |
| 786 | case 73728000: |
Mark Brown | 3f341f7 | 2013-03-08 15:22:29 +0800 | [diff] [blame] | 787 | val |= ARIZONA_CLK_73MHZ << ARIZONA_SYSCLK_FREQ_SHIFT; |
Mark Brown | 3811336 | 2012-11-26 16:01:37 +0000 | [diff] [blame] | 788 | break; |
| 789 | case 90316800: |
| 790 | case 98304000: |
Mark Brown | 3f341f7 | 2013-03-08 15:22:29 +0800 | [diff] [blame] | 791 | val |= ARIZONA_CLK_98MHZ << ARIZONA_SYSCLK_FREQ_SHIFT; |
Mark Brown | 3811336 | 2012-11-26 16:01:37 +0000 | [diff] [blame] | 792 | break; |
| 793 | case 135475200: |
| 794 | case 147456000: |
Mark Brown | 3f341f7 | 2013-03-08 15:22:29 +0800 | [diff] [blame] | 795 | val |= ARIZONA_CLK_147MHZ << ARIZONA_SYSCLK_FREQ_SHIFT; |
Mark Brown | 3811336 | 2012-11-26 16:01:37 +0000 | [diff] [blame] | 796 | break; |
Mark Brown | f2c26d4 | 2013-01-21 16:09:36 +0900 | [diff] [blame] | 797 | case 0: |
| 798 | dev_dbg(arizona->dev, "%s cleared\n", name); |
| 799 | *clk = freq; |
| 800 | return 0; |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 801 | default: |
| 802 | return -EINVAL; |
| 803 | } |
| 804 | |
| 805 | *clk = freq; |
| 806 | |
| 807 | if (freq % 6144000) |
| 808 | val |= ARIZONA_SYSCLK_FRAC; |
| 809 | |
| 810 | dev_dbg(arizona->dev, "%s set to %uHz", name, freq); |
| 811 | |
| 812 | return regmap_update_bits(arizona->regmap, reg, mask, val); |
| 813 | } |
| 814 | EXPORT_SYMBOL_GPL(arizona_set_sysclk); |
| 815 | |
| 816 | static int arizona_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) |
| 817 | { |
| 818 | struct snd_soc_codec *codec = dai->codec; |
| 819 | int lrclk, bclk, mode, base; |
| 820 | |
| 821 | base = dai->driver->base; |
| 822 | |
| 823 | lrclk = 0; |
| 824 | bclk = 0; |
| 825 | |
| 826 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { |
| 827 | case SND_SOC_DAIFMT_DSP_A: |
| 828 | mode = 0; |
| 829 | break; |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 830 | case SND_SOC_DAIFMT_I2S: |
| 831 | mode = 2; |
| 832 | break; |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 833 | default: |
| 834 | arizona_aif_err(dai, "Unsupported DAI format %d\n", |
| 835 | fmt & SND_SOC_DAIFMT_FORMAT_MASK); |
| 836 | return -EINVAL; |
| 837 | } |
| 838 | |
| 839 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { |
| 840 | case SND_SOC_DAIFMT_CBS_CFS: |
| 841 | break; |
| 842 | case SND_SOC_DAIFMT_CBS_CFM: |
| 843 | lrclk |= ARIZONA_AIF1TX_LRCLK_MSTR; |
| 844 | break; |
| 845 | case SND_SOC_DAIFMT_CBM_CFS: |
| 846 | bclk |= ARIZONA_AIF1_BCLK_MSTR; |
| 847 | break; |
| 848 | case SND_SOC_DAIFMT_CBM_CFM: |
| 849 | bclk |= ARIZONA_AIF1_BCLK_MSTR; |
| 850 | lrclk |= ARIZONA_AIF1TX_LRCLK_MSTR; |
| 851 | break; |
| 852 | default: |
| 853 | arizona_aif_err(dai, "Unsupported master mode %d\n", |
| 854 | fmt & SND_SOC_DAIFMT_MASTER_MASK); |
| 855 | return -EINVAL; |
| 856 | } |
| 857 | |
| 858 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { |
| 859 | case SND_SOC_DAIFMT_NB_NF: |
| 860 | break; |
| 861 | case SND_SOC_DAIFMT_IB_IF: |
| 862 | bclk |= ARIZONA_AIF1_BCLK_INV; |
| 863 | lrclk |= ARIZONA_AIF1TX_LRCLK_INV; |
| 864 | break; |
| 865 | case SND_SOC_DAIFMT_IB_NF: |
| 866 | bclk |= ARIZONA_AIF1_BCLK_INV; |
| 867 | break; |
| 868 | case SND_SOC_DAIFMT_NB_IF: |
| 869 | lrclk |= ARIZONA_AIF1TX_LRCLK_INV; |
| 870 | break; |
| 871 | default: |
| 872 | return -EINVAL; |
| 873 | } |
| 874 | |
| 875 | snd_soc_update_bits(codec, base + ARIZONA_AIF_BCLK_CTRL, |
| 876 | ARIZONA_AIF1_BCLK_INV | ARIZONA_AIF1_BCLK_MSTR, |
| 877 | bclk); |
| 878 | snd_soc_update_bits(codec, base + ARIZONA_AIF_TX_PIN_CTRL, |
| 879 | ARIZONA_AIF1TX_LRCLK_INV | |
| 880 | ARIZONA_AIF1TX_LRCLK_MSTR, lrclk); |
| 881 | snd_soc_update_bits(codec, base + ARIZONA_AIF_RX_PIN_CTRL, |
| 882 | ARIZONA_AIF1RX_LRCLK_INV | |
| 883 | ARIZONA_AIF1RX_LRCLK_MSTR, lrclk); |
| 884 | snd_soc_update_bits(codec, base + ARIZONA_AIF_FORMAT, |
| 885 | ARIZONA_AIF1_FMT_MASK, mode); |
| 886 | |
| 887 | return 0; |
| 888 | } |
| 889 | |
Mark Brown | 949e6bc | 2012-07-04 18:58:04 +0100 | [diff] [blame] | 890 | static const int arizona_48k_bclk_rates[] = { |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 891 | -1, |
| 892 | 48000, |
| 893 | 64000, |
| 894 | 96000, |
| 895 | 128000, |
| 896 | 192000, |
| 897 | 256000, |
| 898 | 384000, |
| 899 | 512000, |
| 900 | 768000, |
| 901 | 1024000, |
| 902 | 1536000, |
| 903 | 2048000, |
| 904 | 3072000, |
| 905 | 4096000, |
| 906 | 6144000, |
| 907 | 8192000, |
| 908 | 12288000, |
| 909 | 24576000, |
| 910 | }; |
| 911 | |
Mark Brown | 5b2eec3 | 2012-07-04 17:32:05 +0100 | [diff] [blame] | 912 | static const unsigned int arizona_48k_rates[] = { |
| 913 | 12000, |
| 914 | 24000, |
| 915 | 48000, |
| 916 | 96000, |
| 917 | 192000, |
| 918 | 384000, |
| 919 | 768000, |
| 920 | 4000, |
| 921 | 8000, |
| 922 | 16000, |
| 923 | 32000, |
| 924 | 64000, |
| 925 | 128000, |
| 926 | 256000, |
| 927 | 512000, |
| 928 | }; |
| 929 | |
| 930 | static const struct snd_pcm_hw_constraint_list arizona_48k_constraint = { |
| 931 | .count = ARRAY_SIZE(arizona_48k_rates), |
| 932 | .list = arizona_48k_rates, |
| 933 | }; |
| 934 | |
Mark Brown | 949e6bc | 2012-07-04 18:58:04 +0100 | [diff] [blame] | 935 | static const int arizona_44k1_bclk_rates[] = { |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 936 | -1, |
| 937 | 44100, |
| 938 | 58800, |
| 939 | 88200, |
| 940 | 117600, |
| 941 | 177640, |
| 942 | 235200, |
| 943 | 352800, |
| 944 | 470400, |
| 945 | 705600, |
| 946 | 940800, |
| 947 | 1411200, |
| 948 | 1881600, |
Heather Lomond | 4758be3 | 2012-09-05 05:02:10 -0400 | [diff] [blame] | 949 | 2822400, |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 950 | 3763200, |
| 951 | 5644800, |
| 952 | 7526400, |
| 953 | 11289600, |
| 954 | 22579200, |
| 955 | }; |
| 956 | |
Mark Brown | 5b2eec3 | 2012-07-04 17:32:05 +0100 | [diff] [blame] | 957 | static const unsigned int arizona_44k1_rates[] = { |
| 958 | 11025, |
| 959 | 22050, |
| 960 | 44100, |
| 961 | 88200, |
| 962 | 176400, |
| 963 | 352800, |
| 964 | 705600, |
| 965 | }; |
| 966 | |
| 967 | static const struct snd_pcm_hw_constraint_list arizona_44k1_constraint = { |
| 968 | .count = ARRAY_SIZE(arizona_44k1_rates), |
| 969 | .list = arizona_44k1_rates, |
| 970 | }; |
| 971 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 972 | static int arizona_sr_vals[] = { |
| 973 | 0, |
| 974 | 12000, |
| 975 | 24000, |
| 976 | 48000, |
| 977 | 96000, |
| 978 | 192000, |
| 979 | 384000, |
| 980 | 768000, |
| 981 | 0, |
| 982 | 11025, |
| 983 | 22050, |
| 984 | 44100, |
| 985 | 88200, |
| 986 | 176400, |
| 987 | 352800, |
| 988 | 705600, |
| 989 | 4000, |
| 990 | 8000, |
| 991 | 16000, |
| 992 | 32000, |
| 993 | 64000, |
| 994 | 128000, |
| 995 | 256000, |
| 996 | 512000, |
| 997 | }; |
| 998 | |
Mark Brown | 5b2eec3 | 2012-07-04 17:32:05 +0100 | [diff] [blame] | 999 | static int arizona_startup(struct snd_pcm_substream *substream, |
| 1000 | struct snd_soc_dai *dai) |
| 1001 | { |
| 1002 | struct snd_soc_codec *codec = dai->codec; |
| 1003 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); |
| 1004 | struct arizona_dai_priv *dai_priv = &priv->dai[dai->id - 1]; |
| 1005 | const struct snd_pcm_hw_constraint_list *constraint; |
| 1006 | unsigned int base_rate; |
| 1007 | |
| 1008 | switch (dai_priv->clk) { |
| 1009 | case ARIZONA_CLK_SYSCLK: |
| 1010 | base_rate = priv->sysclk; |
| 1011 | break; |
| 1012 | case ARIZONA_CLK_ASYNCCLK: |
| 1013 | base_rate = priv->asyncclk; |
| 1014 | break; |
| 1015 | default: |
| 1016 | return 0; |
| 1017 | } |
| 1018 | |
Mark Brown | f2c26d4 | 2013-01-21 16:09:36 +0900 | [diff] [blame] | 1019 | if (base_rate == 0) |
| 1020 | return 0; |
| 1021 | |
Mark Brown | 5b2eec3 | 2012-07-04 17:32:05 +0100 | [diff] [blame] | 1022 | if (base_rate % 8000) |
| 1023 | constraint = &arizona_44k1_constraint; |
| 1024 | else |
| 1025 | constraint = &arizona_48k_constraint; |
| 1026 | |
| 1027 | return snd_pcm_hw_constraint_list(substream->runtime, 0, |
| 1028 | SNDRV_PCM_HW_PARAM_RATE, |
| 1029 | constraint); |
| 1030 | } |
| 1031 | |
Mark Brown | b272efc | 2012-10-10 15:10:08 +0900 | [diff] [blame] | 1032 | static int arizona_hw_params_rate(struct snd_pcm_substream *substream, |
| 1033 | struct snd_pcm_hw_params *params, |
| 1034 | struct snd_soc_dai *dai) |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1035 | { |
| 1036 | struct snd_soc_codec *codec = dai->codec; |
Mark Brown | c013b27 | 2012-07-04 20:05:57 +0100 | [diff] [blame] | 1037 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); |
| 1038 | struct arizona_dai_priv *dai_priv = &priv->dai[dai->id - 1]; |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1039 | int base = dai->driver->base; |
Mark Brown | b272efc | 2012-10-10 15:10:08 +0900 | [diff] [blame] | 1040 | int i, sr_val; |
| 1041 | |
| 1042 | /* |
| 1043 | * We will need to be more flexible than this in future, |
| 1044 | * currently we use a single sample rate for SYSCLK. |
| 1045 | */ |
| 1046 | for (i = 0; i < ARRAY_SIZE(arizona_sr_vals); i++) |
| 1047 | if (arizona_sr_vals[i] == params_rate(params)) |
| 1048 | break; |
| 1049 | if (i == ARRAY_SIZE(arizona_sr_vals)) { |
| 1050 | arizona_aif_err(dai, "Unsupported sample rate %dHz\n", |
| 1051 | params_rate(params)); |
| 1052 | return -EINVAL; |
| 1053 | } |
| 1054 | sr_val = i; |
| 1055 | |
| 1056 | switch (dai_priv->clk) { |
| 1057 | case ARIZONA_CLK_SYSCLK: |
| 1058 | snd_soc_update_bits(codec, ARIZONA_SAMPLE_RATE_1, |
| 1059 | ARIZONA_SAMPLE_RATE_1_MASK, sr_val); |
| 1060 | if (base) |
| 1061 | snd_soc_update_bits(codec, base + ARIZONA_AIF_RATE_CTRL, |
| 1062 | ARIZONA_AIF1_RATE_MASK, 0); |
| 1063 | break; |
| 1064 | case ARIZONA_CLK_ASYNCCLK: |
| 1065 | snd_soc_update_bits(codec, ARIZONA_ASYNC_SAMPLE_RATE_1, |
| 1066 | ARIZONA_ASYNC_SAMPLE_RATE_MASK, sr_val); |
| 1067 | if (base) |
| 1068 | snd_soc_update_bits(codec, base + ARIZONA_AIF_RATE_CTRL, |
| 1069 | ARIZONA_AIF1_RATE_MASK, |
| 1070 | 8 << ARIZONA_AIF1_RATE_SHIFT); |
| 1071 | break; |
| 1072 | default: |
| 1073 | arizona_aif_err(dai, "Invalid clock %d\n", dai_priv->clk); |
| 1074 | return -EINVAL; |
| 1075 | } |
| 1076 | |
| 1077 | return 0; |
| 1078 | } |
| 1079 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1080 | static int arizona_hw_params(struct snd_pcm_substream *substream, |
| 1081 | struct snd_pcm_hw_params *params, |
| 1082 | struct snd_soc_dai *dai) |
| 1083 | { |
| 1084 | struct snd_soc_codec *codec = dai->codec; |
| 1085 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); |
Mark Brown | c94aa30 | 2013-01-17 16:35:14 +0900 | [diff] [blame] | 1086 | struct arizona *arizona = priv->arizona; |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1087 | int base = dai->driver->base; |
| 1088 | const int *rates; |
Mark Brown | 76bf969 | 2013-03-05 14:17:47 +0800 | [diff] [blame] | 1089 | int i, ret, val; |
Mark Brown | c94aa30 | 2013-01-17 16:35:14 +0900 | [diff] [blame] | 1090 | int chan_limit = arizona->pdata.max_channels_clocked[dai->id - 1]; |
| 1091 | int bclk, lrclk, wl, frame, bclk_target; |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1092 | |
| 1093 | if (params_rate(params) % 8000) |
Mark Brown | 949e6bc | 2012-07-04 18:58:04 +0100 | [diff] [blame] | 1094 | rates = &arizona_44k1_bclk_rates[0]; |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1095 | else |
Mark Brown | 949e6bc | 2012-07-04 18:58:04 +0100 | [diff] [blame] | 1096 | rates = &arizona_48k_bclk_rates[0]; |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1097 | |
Mark Brown | c94aa30 | 2013-01-17 16:35:14 +0900 | [diff] [blame] | 1098 | bclk_target = snd_soc_params_to_bclk(params); |
| 1099 | if (chan_limit && chan_limit < params_channels(params)) { |
| 1100 | arizona_aif_dbg(dai, "Limiting to %d channels\n", chan_limit); |
| 1101 | bclk_target /= params_channels(params); |
| 1102 | bclk_target *= chan_limit; |
| 1103 | } |
| 1104 | |
Mark Brown | 76bf969 | 2013-03-05 14:17:47 +0800 | [diff] [blame] | 1105 | /* Force stereo for I2S mode */ |
| 1106 | val = snd_soc_read(codec, base + ARIZONA_AIF_FORMAT); |
| 1107 | if (params_channels(params) == 1 && (val & ARIZONA_AIF1_FMT_MASK)) { |
| 1108 | arizona_aif_dbg(dai, "Forcing stereo mode\n"); |
| 1109 | bclk_target *= 2; |
| 1110 | } |
| 1111 | |
Mark Brown | 949e6bc | 2012-07-04 18:58:04 +0100 | [diff] [blame] | 1112 | for (i = 0; i < ARRAY_SIZE(arizona_44k1_bclk_rates); i++) { |
Mark Brown | c94aa30 | 2013-01-17 16:35:14 +0900 | [diff] [blame] | 1113 | if (rates[i] >= bclk_target && |
Mark Brown | 5001765 | 2012-07-04 19:07:09 +0100 | [diff] [blame] | 1114 | rates[i] % params_rate(params) == 0) { |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1115 | bclk = i; |
| 1116 | break; |
| 1117 | } |
| 1118 | } |
Mark Brown | 949e6bc | 2012-07-04 18:58:04 +0100 | [diff] [blame] | 1119 | if (i == ARRAY_SIZE(arizona_44k1_bclk_rates)) { |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1120 | arizona_aif_err(dai, "Unsupported sample rate %dHz\n", |
| 1121 | params_rate(params)); |
| 1122 | return -EINVAL; |
| 1123 | } |
| 1124 | |
Mark Brown | b59e0f8 | 2013-01-17 14:15:59 +0900 | [diff] [blame] | 1125 | lrclk = rates[bclk] / params_rate(params); |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1126 | |
| 1127 | arizona_aif_dbg(dai, "BCLK %dHz LRCLK %dHz\n", |
| 1128 | rates[bclk], rates[bclk] / lrclk); |
| 1129 | |
| 1130 | wl = snd_pcm_format_width(params_format(params)); |
| 1131 | frame = wl << ARIZONA_AIF1TX_WL_SHIFT | wl; |
| 1132 | |
Mark Brown | b272efc | 2012-10-10 15:10:08 +0900 | [diff] [blame] | 1133 | ret = arizona_hw_params_rate(substream, params, dai); |
| 1134 | if (ret != 0) |
| 1135 | return ret; |
Mark Brown | c013b27 | 2012-07-04 20:05:57 +0100 | [diff] [blame] | 1136 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1137 | snd_soc_update_bits(codec, base + ARIZONA_AIF_BCLK_CTRL, |
| 1138 | ARIZONA_AIF1_BCLK_FREQ_MASK, bclk); |
| 1139 | snd_soc_update_bits(codec, base + ARIZONA_AIF_TX_BCLK_RATE, |
| 1140 | ARIZONA_AIF1TX_BCPF_MASK, lrclk); |
| 1141 | snd_soc_update_bits(codec, base + ARIZONA_AIF_RX_BCLK_RATE, |
| 1142 | ARIZONA_AIF1RX_BCPF_MASK, lrclk); |
| 1143 | snd_soc_update_bits(codec, base + ARIZONA_AIF_FRAME_CTRL_1, |
| 1144 | ARIZONA_AIF1TX_WL_MASK | |
| 1145 | ARIZONA_AIF1TX_SLOT_LEN_MASK, frame); |
| 1146 | snd_soc_update_bits(codec, base + ARIZONA_AIF_FRAME_CTRL_2, |
| 1147 | ARIZONA_AIF1RX_WL_MASK | |
| 1148 | ARIZONA_AIF1RX_SLOT_LEN_MASK, frame); |
| 1149 | |
| 1150 | return 0; |
| 1151 | } |
| 1152 | |
Mark Brown | 410837a | 2012-07-05 17:26:59 +0100 | [diff] [blame] | 1153 | static const char *arizona_dai_clk_str(int clk_id) |
| 1154 | { |
| 1155 | switch (clk_id) { |
| 1156 | case ARIZONA_CLK_SYSCLK: |
| 1157 | return "SYSCLK"; |
| 1158 | case ARIZONA_CLK_ASYNCCLK: |
| 1159 | return "ASYNCCLK"; |
| 1160 | default: |
| 1161 | return "Unknown clock"; |
| 1162 | } |
| 1163 | } |
| 1164 | |
Mark Brown | 5b2eec3 | 2012-07-04 17:32:05 +0100 | [diff] [blame] | 1165 | static int arizona_dai_set_sysclk(struct snd_soc_dai *dai, |
| 1166 | int clk_id, unsigned int freq, int dir) |
| 1167 | { |
| 1168 | struct snd_soc_codec *codec = dai->codec; |
| 1169 | struct arizona_priv *priv = snd_soc_codec_get_drvdata(codec); |
| 1170 | struct arizona_dai_priv *dai_priv = &priv->dai[dai->id - 1]; |
Mark Brown | 410837a | 2012-07-05 17:26:59 +0100 | [diff] [blame] | 1171 | struct snd_soc_dapm_route routes[2]; |
Mark Brown | 5b2eec3 | 2012-07-04 17:32:05 +0100 | [diff] [blame] | 1172 | |
| 1173 | switch (clk_id) { |
| 1174 | case ARIZONA_CLK_SYSCLK: |
| 1175 | case ARIZONA_CLK_ASYNCCLK: |
| 1176 | break; |
| 1177 | default: |
| 1178 | return -EINVAL; |
| 1179 | } |
| 1180 | |
Mark Brown | 410837a | 2012-07-05 17:26:59 +0100 | [diff] [blame] | 1181 | if (clk_id == dai_priv->clk) |
| 1182 | return 0; |
| 1183 | |
| 1184 | if (dai->active) { |
Mark Brown | 5b2eec3 | 2012-07-04 17:32:05 +0100 | [diff] [blame] | 1185 | dev_err(codec->dev, "Can't change clock on active DAI %d\n", |
| 1186 | dai->id); |
| 1187 | return -EBUSY; |
| 1188 | } |
| 1189 | |
Mark Brown | c8d35a6 | 2012-12-07 12:49:40 +0900 | [diff] [blame] | 1190 | dev_dbg(codec->dev, "Setting AIF%d to %s\n", dai->id + 1, |
| 1191 | arizona_dai_clk_str(clk_id)); |
| 1192 | |
Mark Brown | 410837a | 2012-07-05 17:26:59 +0100 | [diff] [blame] | 1193 | memset(&routes, 0, sizeof(routes)); |
| 1194 | routes[0].sink = dai->driver->capture.stream_name; |
| 1195 | routes[1].sink = dai->driver->playback.stream_name; |
Mark Brown | 5b2eec3 | 2012-07-04 17:32:05 +0100 | [diff] [blame] | 1196 | |
Mark Brown | 410837a | 2012-07-05 17:26:59 +0100 | [diff] [blame] | 1197 | routes[0].source = arizona_dai_clk_str(dai_priv->clk); |
| 1198 | routes[1].source = arizona_dai_clk_str(dai_priv->clk); |
| 1199 | snd_soc_dapm_del_routes(&codec->dapm, routes, ARRAY_SIZE(routes)); |
| 1200 | |
| 1201 | routes[0].source = arizona_dai_clk_str(clk_id); |
| 1202 | routes[1].source = arizona_dai_clk_str(clk_id); |
| 1203 | snd_soc_dapm_add_routes(&codec->dapm, routes, ARRAY_SIZE(routes)); |
| 1204 | |
Mark Brown | 0c778e8 | 2012-12-06 18:22:25 +0900 | [diff] [blame] | 1205 | dai_priv->clk = clk_id; |
| 1206 | |
Mark Brown | 410837a | 2012-07-05 17:26:59 +0100 | [diff] [blame] | 1207 | return snd_soc_dapm_sync(&codec->dapm); |
Mark Brown | 5b2eec3 | 2012-07-04 17:32:05 +0100 | [diff] [blame] | 1208 | } |
| 1209 | |
Mark Brown | 01df259 | 2012-12-12 16:22:08 +0900 | [diff] [blame] | 1210 | static int arizona_set_tristate(struct snd_soc_dai *dai, int tristate) |
| 1211 | { |
| 1212 | struct snd_soc_codec *codec = dai->codec; |
| 1213 | int base = dai->driver->base; |
| 1214 | unsigned int reg; |
| 1215 | |
| 1216 | if (tristate) |
| 1217 | reg = ARIZONA_AIF1_TRI; |
| 1218 | else |
| 1219 | reg = 0; |
| 1220 | |
| 1221 | return snd_soc_update_bits(codec, base + ARIZONA_AIF_RATE_CTRL, |
| 1222 | ARIZONA_AIF1_TRI, reg); |
| 1223 | } |
| 1224 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1225 | const struct snd_soc_dai_ops arizona_dai_ops = { |
Mark Brown | 5b2eec3 | 2012-07-04 17:32:05 +0100 | [diff] [blame] | 1226 | .startup = arizona_startup, |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1227 | .set_fmt = arizona_set_fmt, |
| 1228 | .hw_params = arizona_hw_params, |
Mark Brown | 5b2eec3 | 2012-07-04 17:32:05 +0100 | [diff] [blame] | 1229 | .set_sysclk = arizona_dai_set_sysclk, |
Mark Brown | 01df259 | 2012-12-12 16:22:08 +0900 | [diff] [blame] | 1230 | .set_tristate = arizona_set_tristate, |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1231 | }; |
Mark Brown | a837987 | 2012-07-09 12:16:41 +0100 | [diff] [blame] | 1232 | EXPORT_SYMBOL_GPL(arizona_dai_ops); |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1233 | |
Mark Brown | bd1dd88 | 2013-05-17 13:29:03 +0100 | [diff] [blame] | 1234 | const struct snd_soc_dai_ops arizona_simple_dai_ops = { |
| 1235 | .startup = arizona_startup, |
| 1236 | .hw_params = arizona_hw_params_rate, |
| 1237 | .set_sysclk = arizona_dai_set_sysclk, |
| 1238 | }; |
| 1239 | EXPORT_SYMBOL_GPL(arizona_simple_dai_ops); |
| 1240 | |
Mark Brown | 5b2eec3 | 2012-07-04 17:32:05 +0100 | [diff] [blame] | 1241 | int arizona_init_dai(struct arizona_priv *priv, int id) |
| 1242 | { |
| 1243 | struct arizona_dai_priv *dai_priv = &priv->dai[id]; |
| 1244 | |
| 1245 | dai_priv->clk = ARIZONA_CLK_SYSCLK; |
| 1246 | |
| 1247 | return 0; |
| 1248 | } |
| 1249 | EXPORT_SYMBOL_GPL(arizona_init_dai); |
| 1250 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1251 | static irqreturn_t arizona_fll_clock_ok(int irq, void *data) |
| 1252 | { |
| 1253 | struct arizona_fll *fll = data; |
| 1254 | |
| 1255 | arizona_fll_dbg(fll, "clock OK\n"); |
| 1256 | |
| 1257 | complete(&fll->ok); |
| 1258 | |
| 1259 | return IRQ_HANDLED; |
| 1260 | } |
| 1261 | |
| 1262 | static struct { |
| 1263 | unsigned int min; |
| 1264 | unsigned int max; |
| 1265 | u16 fratio; |
| 1266 | int ratio; |
| 1267 | } fll_fratios[] = { |
| 1268 | { 0, 64000, 4, 16 }, |
| 1269 | { 64000, 128000, 3, 8 }, |
| 1270 | { 128000, 256000, 2, 4 }, |
| 1271 | { 256000, 1000000, 1, 2 }, |
| 1272 | { 1000000, 13500000, 0, 1 }, |
| 1273 | }; |
| 1274 | |
Mark Brown | 8f113d7 | 2013-03-05 12:08:57 +0800 | [diff] [blame] | 1275 | static struct { |
| 1276 | unsigned int min; |
| 1277 | unsigned int max; |
| 1278 | u16 gain; |
| 1279 | } fll_gains[] = { |
| 1280 | { 0, 256000, 0 }, |
| 1281 | { 256000, 1000000, 2 }, |
| 1282 | { 1000000, 13500000, 4 }, |
| 1283 | }; |
| 1284 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1285 | struct arizona_fll_cfg { |
| 1286 | int n; |
| 1287 | int theta; |
| 1288 | int lambda; |
| 1289 | int refdiv; |
| 1290 | int outdiv; |
| 1291 | int fratio; |
Mark Brown | 8f113d7 | 2013-03-05 12:08:57 +0800 | [diff] [blame] | 1292 | int gain; |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1293 | }; |
| 1294 | |
| 1295 | static int arizona_calc_fll(struct arizona_fll *fll, |
| 1296 | struct arizona_fll_cfg *cfg, |
| 1297 | unsigned int Fref, |
| 1298 | unsigned int Fout) |
| 1299 | { |
| 1300 | unsigned int target, div, gcd_fll; |
| 1301 | int i, ratio; |
| 1302 | |
| 1303 | arizona_fll_dbg(fll, "Fref=%u Fout=%u\n", Fref, Fout); |
| 1304 | |
| 1305 | /* Fref must be <=13.5MHz */ |
| 1306 | div = 1; |
| 1307 | cfg->refdiv = 0; |
| 1308 | while ((Fref / div) > 13500000) { |
| 1309 | div *= 2; |
| 1310 | cfg->refdiv++; |
| 1311 | |
| 1312 | if (div > 8) { |
| 1313 | arizona_fll_err(fll, |
| 1314 | "Can't scale %dMHz in to <=13.5MHz\n", |
| 1315 | Fref); |
| 1316 | return -EINVAL; |
| 1317 | } |
| 1318 | } |
| 1319 | |
| 1320 | /* Apply the division for our remaining calculations */ |
| 1321 | Fref /= div; |
| 1322 | |
Mark Brown | 2b4d39f | 2012-07-10 17:03:46 +0100 | [diff] [blame] | 1323 | /* Fvco should be over the targt; don't check the upper bound */ |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1324 | div = 1; |
Mark Brown | 2b4d39f | 2012-07-10 17:03:46 +0100 | [diff] [blame] | 1325 | while (Fout * div < 90000000 * fll->vco_mult) { |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1326 | div++; |
| 1327 | if (div > 7) { |
| 1328 | arizona_fll_err(fll, "No FLL_OUTDIV for Fout=%uHz\n", |
| 1329 | Fout); |
| 1330 | return -EINVAL; |
| 1331 | } |
| 1332 | } |
Mark Brown | 2b4d39f | 2012-07-10 17:03:46 +0100 | [diff] [blame] | 1333 | target = Fout * div / fll->vco_mult; |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1334 | cfg->outdiv = div; |
| 1335 | |
| 1336 | arizona_fll_dbg(fll, "Fvco=%dHz\n", target); |
| 1337 | |
| 1338 | /* Find an appropraite FLL_FRATIO and factor it out of the target */ |
| 1339 | for (i = 0; i < ARRAY_SIZE(fll_fratios); i++) { |
| 1340 | if (fll_fratios[i].min <= Fref && Fref <= fll_fratios[i].max) { |
| 1341 | cfg->fratio = fll_fratios[i].fratio; |
| 1342 | ratio = fll_fratios[i].ratio; |
| 1343 | break; |
| 1344 | } |
| 1345 | } |
| 1346 | if (i == ARRAY_SIZE(fll_fratios)) { |
| 1347 | arizona_fll_err(fll, "Unable to find FRATIO for Fref=%uHz\n", |
| 1348 | Fref); |
| 1349 | return -EINVAL; |
| 1350 | } |
| 1351 | |
Mark Brown | 8f113d7 | 2013-03-05 12:08:57 +0800 | [diff] [blame] | 1352 | for (i = 0; i < ARRAY_SIZE(fll_gains); i++) { |
| 1353 | if (fll_gains[i].min <= Fref && Fref <= fll_gains[i].max) { |
| 1354 | cfg->gain = fll_gains[i].gain; |
| 1355 | break; |
| 1356 | } |
| 1357 | } |
| 1358 | if (i == ARRAY_SIZE(fll_gains)) { |
| 1359 | arizona_fll_err(fll, "Unable to find gain for Fref=%uHz\n", |
| 1360 | Fref); |
| 1361 | return -EINVAL; |
| 1362 | } |
| 1363 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1364 | cfg->n = target / (ratio * Fref); |
| 1365 | |
Ryo Tsutsui | 01f5815 | 2013-02-03 17:18:00 +0900 | [diff] [blame] | 1366 | if (target % (ratio * Fref)) { |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1367 | gcd_fll = gcd(target, ratio * Fref); |
| 1368 | arizona_fll_dbg(fll, "GCD=%u\n", gcd_fll); |
| 1369 | |
| 1370 | cfg->theta = (target - (cfg->n * ratio * Fref)) |
| 1371 | / gcd_fll; |
| 1372 | cfg->lambda = (ratio * Fref) / gcd_fll; |
| 1373 | } else { |
| 1374 | cfg->theta = 0; |
| 1375 | cfg->lambda = 0; |
| 1376 | } |
| 1377 | |
Ryo Tsutsui | 01f5815 | 2013-02-03 17:18:00 +0900 | [diff] [blame] | 1378 | /* Round down to 16bit range with cost of accuracy lost. |
| 1379 | * Denominator must be bigger than numerator so we only |
| 1380 | * take care of it. |
| 1381 | */ |
| 1382 | while (cfg->lambda >= (1 << 16)) { |
| 1383 | cfg->theta >>= 1; |
| 1384 | cfg->lambda >>= 1; |
| 1385 | } |
| 1386 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1387 | arizona_fll_dbg(fll, "N=%x THETA=%x LAMBDA=%x\n", |
| 1388 | cfg->n, cfg->theta, cfg->lambda); |
| 1389 | arizona_fll_dbg(fll, "FRATIO=%x(%d) OUTDIV=%x REFCLK_DIV=%x\n", |
| 1390 | cfg->fratio, cfg->fratio, cfg->outdiv, cfg->refdiv); |
Mark Brown | 8f113d7 | 2013-03-05 12:08:57 +0800 | [diff] [blame] | 1391 | arizona_fll_dbg(fll, "GAIN=%d\n", cfg->gain); |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1392 | |
| 1393 | return 0; |
| 1394 | |
| 1395 | } |
| 1396 | |
| 1397 | static void arizona_apply_fll(struct arizona *arizona, unsigned int base, |
Mark Brown | 8f113d7 | 2013-03-05 12:08:57 +0800 | [diff] [blame] | 1398 | struct arizona_fll_cfg *cfg, int source, |
| 1399 | bool sync) |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1400 | { |
| 1401 | regmap_update_bits(arizona->regmap, base + 3, |
| 1402 | ARIZONA_FLL1_THETA_MASK, cfg->theta); |
| 1403 | regmap_update_bits(arizona->regmap, base + 4, |
| 1404 | ARIZONA_FLL1_LAMBDA_MASK, cfg->lambda); |
| 1405 | regmap_update_bits(arizona->regmap, base + 5, |
| 1406 | ARIZONA_FLL1_FRATIO_MASK, |
| 1407 | cfg->fratio << ARIZONA_FLL1_FRATIO_SHIFT); |
| 1408 | regmap_update_bits(arizona->regmap, base + 6, |
| 1409 | ARIZONA_FLL1_CLK_REF_DIV_MASK | |
| 1410 | ARIZONA_FLL1_CLK_REF_SRC_MASK, |
| 1411 | cfg->refdiv << ARIZONA_FLL1_CLK_REF_DIV_SHIFT | |
| 1412 | source << ARIZONA_FLL1_CLK_REF_SRC_SHIFT); |
| 1413 | |
Mark Brown | 8f113d7 | 2013-03-05 12:08:57 +0800 | [diff] [blame] | 1414 | if (sync) |
| 1415 | regmap_update_bits(arizona->regmap, base + 0x7, |
| 1416 | ARIZONA_FLL1_GAIN_MASK, |
| 1417 | cfg->gain << ARIZONA_FLL1_GAIN_SHIFT); |
| 1418 | else |
| 1419 | regmap_update_bits(arizona->regmap, base + 0x9, |
| 1420 | ARIZONA_FLL1_GAIN_MASK, |
| 1421 | cfg->gain << ARIZONA_FLL1_GAIN_SHIFT); |
| 1422 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1423 | regmap_update_bits(arizona->regmap, base + 2, |
| 1424 | ARIZONA_FLL1_CTRL_UPD | ARIZONA_FLL1_N_MASK, |
| 1425 | ARIZONA_FLL1_CTRL_UPD | cfg->n); |
| 1426 | } |
| 1427 | |
Charles Keepax | d122d6c | 2013-02-20 17:28:36 +0000 | [diff] [blame] | 1428 | static bool arizona_is_enabled_fll(struct arizona_fll *fll) |
| 1429 | { |
| 1430 | struct arizona *arizona = fll->arizona; |
| 1431 | unsigned int reg; |
| 1432 | int ret; |
| 1433 | |
| 1434 | ret = regmap_read(arizona->regmap, fll->base + 1, ®); |
| 1435 | if (ret != 0) { |
| 1436 | arizona_fll_err(fll, "Failed to read current state: %d\n", |
| 1437 | ret); |
| 1438 | return ret; |
| 1439 | } |
| 1440 | |
| 1441 | return reg & ARIZONA_FLL1_ENA; |
| 1442 | } |
| 1443 | |
Charles Keepax | 3572281 | 2013-02-20 17:28:38 +0000 | [diff] [blame] | 1444 | static void arizona_enable_fll(struct arizona_fll *fll, |
| 1445 | struct arizona_fll_cfg *ref, |
| 1446 | struct arizona_fll_cfg *sync) |
| 1447 | { |
| 1448 | struct arizona *arizona = fll->arizona; |
| 1449 | int ret; |
| 1450 | |
Mark Brown | ff680a1 | 2013-03-04 16:00:19 +0800 | [diff] [blame] | 1451 | /* |
| 1452 | * If we have both REFCLK and SYNCCLK then enable both, |
| 1453 | * otherwise apply the SYNCCLK settings to REFCLK. |
| 1454 | */ |
| 1455 | if (fll->ref_src >= 0 && fll->ref_src != fll->sync_src) { |
| 1456 | regmap_update_bits(arizona->regmap, fll->base + 5, |
| 1457 | ARIZONA_FLL1_OUTDIV_MASK, |
| 1458 | ref->outdiv << ARIZONA_FLL1_OUTDIV_SHIFT); |
Charles Keepax | 3572281 | 2013-02-20 17:28:38 +0000 | [diff] [blame] | 1459 | |
Mark Brown | 8f113d7 | 2013-03-05 12:08:57 +0800 | [diff] [blame] | 1460 | arizona_apply_fll(arizona, fll->base, ref, fll->ref_src, |
| 1461 | false); |
Mark Brown | ff680a1 | 2013-03-04 16:00:19 +0800 | [diff] [blame] | 1462 | if (fll->sync_src >= 0) |
| 1463 | arizona_apply_fll(arizona, fll->base + 0x10, sync, |
Mark Brown | 8f113d7 | 2013-03-05 12:08:57 +0800 | [diff] [blame] | 1464 | fll->sync_src, true); |
Mark Brown | ff680a1 | 2013-03-04 16:00:19 +0800 | [diff] [blame] | 1465 | } else if (fll->sync_src >= 0) { |
| 1466 | regmap_update_bits(arizona->regmap, fll->base + 5, |
| 1467 | ARIZONA_FLL1_OUTDIV_MASK, |
| 1468 | sync->outdiv << ARIZONA_FLL1_OUTDIV_SHIFT); |
| 1469 | |
| 1470 | arizona_apply_fll(arizona, fll->base, sync, |
Mark Brown | 8f113d7 | 2013-03-05 12:08:57 +0800 | [diff] [blame] | 1471 | fll->sync_src, false); |
Mark Brown | eca2e8e | 2013-03-06 00:09:59 +0800 | [diff] [blame] | 1472 | |
| 1473 | regmap_update_bits(arizona->regmap, fll->base + 0x11, |
| 1474 | ARIZONA_FLL1_SYNC_ENA, 0); |
Mark Brown | ff680a1 | 2013-03-04 16:00:19 +0800 | [diff] [blame] | 1475 | } else { |
| 1476 | arizona_fll_err(fll, "No clocks provided\n"); |
| 1477 | return; |
| 1478 | } |
Charles Keepax | 3572281 | 2013-02-20 17:28:38 +0000 | [diff] [blame] | 1479 | |
Mark Brown | 576411be | 2013-03-05 12:07:16 +0800 | [diff] [blame] | 1480 | /* |
| 1481 | * Increase the bandwidth if we're not using a low frequency |
| 1482 | * sync source. |
| 1483 | */ |
| 1484 | if (fll->sync_src >= 0 && fll->sync_freq > 100000) |
| 1485 | regmap_update_bits(arizona->regmap, fll->base + 0x17, |
| 1486 | ARIZONA_FLL1_SYNC_BW, 0); |
| 1487 | else |
| 1488 | regmap_update_bits(arizona->regmap, fll->base + 0x17, |
| 1489 | ARIZONA_FLL1_SYNC_BW, ARIZONA_FLL1_SYNC_BW); |
| 1490 | |
Charles Keepax | 3572281 | 2013-02-20 17:28:38 +0000 | [diff] [blame] | 1491 | if (!arizona_is_enabled_fll(fll)) |
| 1492 | pm_runtime_get(arizona->dev); |
| 1493 | |
| 1494 | /* Clear any pending completions */ |
| 1495 | try_wait_for_completion(&fll->ok); |
| 1496 | |
| 1497 | regmap_update_bits(arizona->regmap, fll->base + 1, |
| 1498 | ARIZONA_FLL1_ENA, ARIZONA_FLL1_ENA); |
Mark Brown | ff680a1 | 2013-03-04 16:00:19 +0800 | [diff] [blame] | 1499 | if (fll->ref_src >= 0 && fll->sync_src >= 0 && |
| 1500 | fll->ref_src != fll->sync_src) |
Charles Keepax | 3572281 | 2013-02-20 17:28:38 +0000 | [diff] [blame] | 1501 | regmap_update_bits(arizona->regmap, fll->base + 0x11, |
| 1502 | ARIZONA_FLL1_SYNC_ENA, |
| 1503 | ARIZONA_FLL1_SYNC_ENA); |
| 1504 | |
| 1505 | ret = wait_for_completion_timeout(&fll->ok, |
| 1506 | msecs_to_jiffies(250)); |
| 1507 | if (ret == 0) |
| 1508 | arizona_fll_warn(fll, "Timed out waiting for lock\n"); |
| 1509 | } |
| 1510 | |
Charles Keepax | 7604054 | 2013-02-20 17:28:37 +0000 | [diff] [blame] | 1511 | static void arizona_disable_fll(struct arizona_fll *fll) |
| 1512 | { |
| 1513 | struct arizona *arizona = fll->arizona; |
| 1514 | bool change; |
| 1515 | |
| 1516 | regmap_update_bits_check(arizona->regmap, fll->base + 1, |
| 1517 | ARIZONA_FLL1_ENA, 0, &change); |
| 1518 | regmap_update_bits(arizona->regmap, fll->base + 0x11, |
| 1519 | ARIZONA_FLL1_SYNC_ENA, 0); |
| 1520 | |
| 1521 | if (change) |
| 1522 | pm_runtime_put_autosuspend(arizona->dev); |
| 1523 | } |
| 1524 | |
Charles Keepax | ee929a9 | 2013-02-20 17:28:40 +0000 | [diff] [blame] | 1525 | int arizona_set_fll_refclk(struct arizona_fll *fll, int source, |
| 1526 | unsigned int Fref, unsigned int Fout) |
| 1527 | { |
| 1528 | struct arizona_fll_cfg ref, sync; |
| 1529 | int ret; |
| 1530 | |
Charles Keepax | 1c5617f | 2013-02-22 17:10:37 +0000 | [diff] [blame] | 1531 | if (fll->ref_src == source && fll->ref_freq == Fref) |
Charles Keepax | ee929a9 | 2013-02-20 17:28:40 +0000 | [diff] [blame] | 1532 | return 0; |
| 1533 | |
Mark Brown | 86cd684 | 2013-03-07 16:14:04 +0800 | [diff] [blame] | 1534 | if (fll->fout && Fref > 0) { |
Charles Keepax | 1c5617f | 2013-02-22 17:10:37 +0000 | [diff] [blame] | 1535 | ret = arizona_calc_fll(fll, &ref, Fref, fll->fout); |
Charles Keepax | ee929a9 | 2013-02-20 17:28:40 +0000 | [diff] [blame] | 1536 | if (ret != 0) |
| 1537 | return ret; |
| 1538 | |
| 1539 | if (fll->sync_src >= 0) { |
Charles Keepax | 1c5617f | 2013-02-22 17:10:37 +0000 | [diff] [blame] | 1540 | ret = arizona_calc_fll(fll, &sync, fll->sync_freq, |
| 1541 | fll->fout); |
Charles Keepax | ee929a9 | 2013-02-20 17:28:40 +0000 | [diff] [blame] | 1542 | if (ret != 0) |
| 1543 | return ret; |
| 1544 | } |
| 1545 | } |
| 1546 | |
| 1547 | fll->ref_src = source; |
| 1548 | fll->ref_freq = Fref; |
Charles Keepax | ee929a9 | 2013-02-20 17:28:40 +0000 | [diff] [blame] | 1549 | |
Mark Brown | 86cd684 | 2013-03-07 16:14:04 +0800 | [diff] [blame] | 1550 | if (fll->fout && Fref > 0) { |
Charles Keepax | ee929a9 | 2013-02-20 17:28:40 +0000 | [diff] [blame] | 1551 | arizona_enable_fll(fll, &ref, &sync); |
Charles Keepax | ee929a9 | 2013-02-20 17:28:40 +0000 | [diff] [blame] | 1552 | } |
| 1553 | |
| 1554 | return 0; |
| 1555 | } |
| 1556 | EXPORT_SYMBOL_GPL(arizona_set_fll_refclk); |
| 1557 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1558 | int arizona_set_fll(struct arizona_fll *fll, int source, |
| 1559 | unsigned int Fref, unsigned int Fout) |
| 1560 | { |
Charles Keepax | 9e359c6 | 2013-02-20 17:28:35 +0000 | [diff] [blame] | 1561 | struct arizona_fll_cfg ref, sync; |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1562 | int ret; |
| 1563 | |
Mark Brown | ff680a1 | 2013-03-04 16:00:19 +0800 | [diff] [blame] | 1564 | if (fll->sync_src == source && |
| 1565 | fll->sync_freq == Fref && fll->fout == Fout) |
| 1566 | return 0; |
Charles Keepax | de1e6ee | 2013-02-20 17:28:39 +0000 | [diff] [blame] | 1567 | |
Mark Brown | ff680a1 | 2013-03-04 16:00:19 +0800 | [diff] [blame] | 1568 | if (Fout) { |
| 1569 | if (fll->ref_src >= 0) { |
| 1570 | ret = arizona_calc_fll(fll, &ref, fll->ref_freq, |
| 1571 | Fout); |
Charles Keepax | 9e359c6 | 2013-02-20 17:28:35 +0000 | [diff] [blame] | 1572 | if (ret != 0) |
| 1573 | return ret; |
| 1574 | } |
| 1575 | |
Mark Brown | ff680a1 | 2013-03-04 16:00:19 +0800 | [diff] [blame] | 1576 | ret = arizona_calc_fll(fll, &sync, Fref, Fout); |
| 1577 | if (ret != 0) |
| 1578 | return ret; |
Charles Keepax | 9e359c6 | 2013-02-20 17:28:35 +0000 | [diff] [blame] | 1579 | } |
Mark Brown | ff680a1 | 2013-03-04 16:00:19 +0800 | [diff] [blame] | 1580 | |
| 1581 | fll->sync_src = source; |
| 1582 | fll->sync_freq = Fref; |
Charles Keepax | de1e6ee | 2013-02-20 17:28:39 +0000 | [diff] [blame] | 1583 | fll->fout = Fout; |
Charles Keepax | 9e359c6 | 2013-02-20 17:28:35 +0000 | [diff] [blame] | 1584 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1585 | if (Fout) { |
Charles Keepax | 3572281 | 2013-02-20 17:28:38 +0000 | [diff] [blame] | 1586 | arizona_enable_fll(fll, &ref, &sync); |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1587 | } else { |
Charles Keepax | 7604054 | 2013-02-20 17:28:37 +0000 | [diff] [blame] | 1588 | arizona_disable_fll(fll); |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1589 | } |
| 1590 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1591 | return 0; |
| 1592 | } |
| 1593 | EXPORT_SYMBOL_GPL(arizona_set_fll); |
| 1594 | |
| 1595 | int arizona_init_fll(struct arizona *arizona, int id, int base, int lock_irq, |
| 1596 | int ok_irq, struct arizona_fll *fll) |
| 1597 | { |
| 1598 | int ret; |
Charles Keepax | 19b34bd | 2013-02-20 17:28:34 +0000 | [diff] [blame] | 1599 | unsigned int val; |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1600 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1601 | init_completion(&fll->ok); |
| 1602 | |
| 1603 | fll->id = id; |
| 1604 | fll->base = base; |
| 1605 | fll->arizona = arizona; |
Charles Keepax | f3f1163 | 2013-02-20 17:28:41 +0000 | [diff] [blame] | 1606 | fll->sync_src = ARIZONA_FLL_SRC_NONE; |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1607 | |
Charles Keepax | 19b34bd | 2013-02-20 17:28:34 +0000 | [diff] [blame] | 1608 | /* Configure default refclk to 32kHz if we have one */ |
| 1609 | regmap_read(arizona->regmap, ARIZONA_CLOCK_32K_1, &val); |
| 1610 | switch (val & ARIZONA_CLK_32K_SRC_MASK) { |
| 1611 | case ARIZONA_CLK_SRC_MCLK1: |
| 1612 | case ARIZONA_CLK_SRC_MCLK2: |
| 1613 | fll->ref_src = val & ARIZONA_CLK_32K_SRC_MASK; |
| 1614 | break; |
| 1615 | default: |
Charles Keepax | f3f1163 | 2013-02-20 17:28:41 +0000 | [diff] [blame] | 1616 | fll->ref_src = ARIZONA_FLL_SRC_NONE; |
Charles Keepax | 19b34bd | 2013-02-20 17:28:34 +0000 | [diff] [blame] | 1617 | } |
| 1618 | fll->ref_freq = 32768; |
| 1619 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1620 | snprintf(fll->lock_name, sizeof(fll->lock_name), "FLL%d lock", id); |
| 1621 | snprintf(fll->clock_ok_name, sizeof(fll->clock_ok_name), |
| 1622 | "FLL%d clock OK", id); |
| 1623 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1624 | ret = arizona_request_irq(arizona, ok_irq, fll->clock_ok_name, |
| 1625 | arizona_fll_clock_ok, fll); |
| 1626 | if (ret != 0) { |
| 1627 | dev_err(arizona->dev, "Failed to get FLL%d clock OK IRQ: %d\n", |
| 1628 | id, ret); |
| 1629 | } |
| 1630 | |
Charles Keepax | e31c194 | 2013-01-07 16:41:45 +0000 | [diff] [blame] | 1631 | regmap_update_bits(arizona->regmap, fll->base + 1, |
| 1632 | ARIZONA_FLL1_FREERUN, 0); |
| 1633 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1634 | return 0; |
| 1635 | } |
| 1636 | EXPORT_SYMBOL_GPL(arizona_init_fll); |
| 1637 | |
Mark Brown | bc9ab6d | 2013-01-04 19:31:00 +0000 | [diff] [blame] | 1638 | /** |
| 1639 | * arizona_set_output_mode - Set the mode of the specified output |
| 1640 | * |
| 1641 | * @codec: Device to configure |
| 1642 | * @output: Output number |
| 1643 | * @diff: True to set the output to differential mode |
| 1644 | * |
| 1645 | * Some systems use external analogue switches to connect more |
| 1646 | * analogue devices to the CODEC than are supported by the device. In |
| 1647 | * some systems this requires changing the switched output from single |
| 1648 | * ended to differential mode dynamically at runtime, an operation |
| 1649 | * supported using this function. |
| 1650 | * |
| 1651 | * Most systems have a single static configuration and should use |
| 1652 | * platform data instead. |
| 1653 | */ |
| 1654 | int arizona_set_output_mode(struct snd_soc_codec *codec, int output, bool diff) |
| 1655 | { |
| 1656 | unsigned int reg, val; |
| 1657 | |
| 1658 | if (output < 1 || output > 6) |
| 1659 | return -EINVAL; |
| 1660 | |
| 1661 | reg = ARIZONA_OUTPUT_PATH_CONFIG_1L + (output - 1) * 8; |
| 1662 | |
| 1663 | if (diff) |
| 1664 | val = ARIZONA_OUT1_MONO; |
| 1665 | else |
| 1666 | val = 0; |
| 1667 | |
| 1668 | return snd_soc_update_bits(codec, reg, ARIZONA_OUT1_MONO, val); |
| 1669 | } |
| 1670 | EXPORT_SYMBOL_GPL(arizona_set_output_mode); |
| 1671 | |
Mark Brown | 07ed873 | 2012-06-18 21:08:44 +0100 | [diff] [blame] | 1672 | MODULE_DESCRIPTION("ASoC Wolfson Arizona class device support"); |
| 1673 | MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); |
| 1674 | MODULE_LICENSE("GPL"); |