Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1 | /* |
| 2 | * extcon-arizona.c - Extcon driver Wolfson Arizona devices |
| 3 | * |
| 4 | * Copyright (C) 2012 Wolfson Microelectronics plc |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | */ |
| 16 | |
| 17 | #include <linux/kernel.h> |
| 18 | #include <linux/module.h> |
| 19 | #include <linux/i2c.h> |
| 20 | #include <linux/slab.h> |
| 21 | #include <linux/interrupt.h> |
| 22 | #include <linux/err.h> |
| 23 | #include <linux/gpio.h> |
Mark Brown | 34efe4d | 2012-07-20 17:07:29 +0100 | [diff] [blame] | 24 | #include <linux/input.h> |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 25 | #include <linux/platform_device.h> |
| 26 | #include <linux/pm_runtime.h> |
| 27 | #include <linux/regulator/consumer.h> |
| 28 | #include <linux/extcon.h> |
| 29 | |
Mark Brown | bbbd46e | 2013-01-10 19:38:43 +0000 | [diff] [blame^] | 30 | #include <sound/soc.h> |
| 31 | |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 32 | #include <linux/mfd/arizona/core.h> |
| 33 | #include <linux/mfd/arizona/pdata.h> |
| 34 | #include <linux/mfd/arizona/registers.h> |
| 35 | |
Mark Brown | 34efe4d | 2012-07-20 17:07:29 +0100 | [diff] [blame] | 36 | #define ARIZONA_NUM_BUTTONS 6 |
| 37 | |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 38 | #define ARIZONA_ACCDET_MODE_MIC 0 |
| 39 | #define ARIZONA_ACCDET_MODE_HPL 1 |
| 40 | #define ARIZONA_ACCDET_MODE_HPR 2 |
| 41 | |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 42 | struct arizona_extcon_info { |
| 43 | struct device *dev; |
| 44 | struct arizona *arizona; |
| 45 | struct mutex lock; |
| 46 | struct regulator *micvdd; |
Mark Brown | 34efe4d | 2012-07-20 17:07:29 +0100 | [diff] [blame] | 47 | struct input_dev *input; |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 48 | |
| 49 | int micd_mode; |
| 50 | const struct arizona_micd_config *micd_modes; |
| 51 | int micd_num_modes; |
| 52 | |
| 53 | bool micd_reva; |
Mark Brown | dab63eb | 2013-01-11 08:55:36 +0900 | [diff] [blame] | 54 | bool micd_clamp; |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 55 | |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 56 | bool hpdet_active; |
| 57 | |
Mark Brown | dd235ee | 2013-01-11 08:55:51 +0900 | [diff] [blame] | 58 | int num_hpdet_res; |
Mark Brown | 1eda6aa | 2013-01-11 08:55:54 +0900 | [diff] [blame] | 59 | unsigned int hpdet_res[3]; |
Mark Brown | dd235ee | 2013-01-11 08:55:51 +0900 | [diff] [blame] | 60 | |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 61 | bool mic; |
| 62 | bool detecting; |
| 63 | int jack_flips; |
| 64 | |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 65 | int hpdet_ip; |
| 66 | |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 67 | struct extcon_dev edev; |
| 68 | }; |
| 69 | |
| 70 | static const struct arizona_micd_config micd_default_modes[] = { |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 71 | { 0, 2 << ARIZONA_MICD_BIAS_SRC_SHIFT, 1 }, |
Mark Brown | dd235ee | 2013-01-11 08:55:51 +0900 | [diff] [blame] | 72 | { ARIZONA_ACCDET_SRC, 1 << ARIZONA_MICD_BIAS_SRC_SHIFT, 0 }, |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 73 | }; |
| 74 | |
Mark Brown | 34efe4d | 2012-07-20 17:07:29 +0100 | [diff] [blame] | 75 | static struct { |
| 76 | u16 status; |
| 77 | int report; |
| 78 | } arizona_lvl_to_key[ARIZONA_NUM_BUTTONS] = { |
| 79 | { 0x1, BTN_0 }, |
| 80 | { 0x2, BTN_1 }, |
| 81 | { 0x4, BTN_2 }, |
| 82 | { 0x8, BTN_3 }, |
| 83 | { 0x10, BTN_4 }, |
| 84 | { 0x20, BTN_5 }, |
| 85 | }; |
| 86 | |
Mark Brown | 325c642 | 2012-06-28 13:08:30 +0100 | [diff] [blame] | 87 | #define ARIZONA_CABLE_MECHANICAL 0 |
| 88 | #define ARIZONA_CABLE_MICROPHONE 1 |
| 89 | #define ARIZONA_CABLE_HEADPHONE 2 |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 90 | #define ARIZONA_CABLE_LINEOUT 3 |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 91 | |
| 92 | static const char *arizona_cable[] = { |
Mark Brown | 325c642 | 2012-06-28 13:08:30 +0100 | [diff] [blame] | 93 | "Mechanical", |
| 94 | "Microphone", |
| 95 | "Headphone", |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 96 | "Line-out", |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 97 | NULL, |
| 98 | }; |
| 99 | |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 100 | static void arizona_extcon_set_mode(struct arizona_extcon_info *info, int mode) |
| 101 | { |
| 102 | struct arizona *arizona = info->arizona; |
| 103 | |
Mark Brown | cd74f7b | 2012-11-27 16:14:26 +0900 | [diff] [blame] | 104 | if (arizona->pdata.micd_pol_gpio > 0) |
| 105 | gpio_set_value_cansleep(arizona->pdata.micd_pol_gpio, |
| 106 | info->micd_modes[mode].gpio); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 107 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, |
| 108 | ARIZONA_MICD_BIAS_SRC_MASK, |
| 109 | info->micd_modes[mode].bias); |
| 110 | regmap_update_bits(arizona->regmap, ARIZONA_ACCESSORY_DETECT_MODE_1, |
| 111 | ARIZONA_ACCDET_SRC, info->micd_modes[mode].src); |
| 112 | |
| 113 | info->micd_mode = mode; |
| 114 | |
| 115 | dev_dbg(arizona->dev, "Set jack polarity to %d\n", mode); |
| 116 | } |
| 117 | |
Mark Brown | bbbd46e | 2013-01-10 19:38:43 +0000 | [diff] [blame^] | 118 | static const char *arizona_extcon_get_micbias(struct arizona_extcon_info *info) |
| 119 | { |
| 120 | switch (info->micd_modes[0].bias >> ARIZONA_MICD_BIAS_SRC_SHIFT) { |
| 121 | case 1: |
| 122 | return "MICBIAS1"; |
| 123 | case 2: |
| 124 | return "MICBIAS2"; |
| 125 | case 3: |
| 126 | return "MICBIAS3"; |
| 127 | default: |
| 128 | return "MICVDD"; |
| 129 | } |
| 130 | } |
| 131 | |
| 132 | static void arizona_extcon_pulse_micbias(struct arizona_extcon_info *info) |
| 133 | { |
| 134 | struct arizona *arizona = info->arizona; |
| 135 | const char *widget = arizona_extcon_get_micbias(info); |
| 136 | struct snd_soc_dapm_context *dapm = arizona->dapm; |
| 137 | int ret; |
| 138 | |
| 139 | mutex_lock(&dapm->card->dapm_mutex); |
| 140 | |
| 141 | ret = snd_soc_dapm_force_enable_pin(dapm, widget); |
| 142 | if (ret != 0) |
| 143 | dev_warn(arizona->dev, "Failed to enable %s: %d\n", |
| 144 | widget, ret); |
| 145 | |
| 146 | mutex_unlock(&dapm->card->dapm_mutex); |
| 147 | |
| 148 | snd_soc_dapm_sync(dapm); |
| 149 | |
| 150 | if (!arizona->pdata.micd_force_micbias) { |
| 151 | mutex_lock(&dapm->card->dapm_mutex); |
| 152 | |
| 153 | ret = snd_soc_dapm_disable_pin(arizona->dapm, widget); |
| 154 | if (ret != 0) |
| 155 | dev_warn(arizona->dev, "Failed to disable %s: %d\n", |
| 156 | widget, ret); |
| 157 | |
| 158 | mutex_unlock(&dapm->card->dapm_mutex); |
| 159 | |
| 160 | snd_soc_dapm_sync(dapm); |
| 161 | } |
| 162 | } |
| 163 | |
Mark Brown | 9b1270c | 2013-01-11 08:55:46 +0900 | [diff] [blame] | 164 | static void arizona_start_mic(struct arizona_extcon_info *info) |
| 165 | { |
| 166 | struct arizona *arizona = info->arizona; |
| 167 | bool change; |
| 168 | int ret; |
| 169 | |
Mark Brown | 9b1270c | 2013-01-11 08:55:46 +0900 | [diff] [blame] | 170 | /* Microphone detection can't use idle mode */ |
| 171 | pm_runtime_get(info->dev); |
| 172 | |
Mark Brown | bbbd46e | 2013-01-10 19:38:43 +0000 | [diff] [blame^] | 173 | if (info->detecting) { |
| 174 | ret = regulator_allow_bypass(info->micvdd, false); |
| 175 | if (ret != 0) { |
| 176 | dev_err(arizona->dev, |
| 177 | "Failed to regulate MICVDD: %d\n", |
| 178 | ret); |
| 179 | } |
| 180 | } |
| 181 | |
Mark Brown | 9b1270c | 2013-01-11 08:55:46 +0900 | [diff] [blame] | 182 | ret = regulator_enable(info->micvdd); |
| 183 | if (ret != 0) { |
| 184 | dev_err(arizona->dev, "Failed to enable MICVDD: %d\n", |
| 185 | ret); |
| 186 | } |
| 187 | |
| 188 | if (info->micd_reva) { |
| 189 | regmap_write(arizona->regmap, 0x80, 0x3); |
| 190 | regmap_write(arizona->regmap, 0x294, 0); |
| 191 | regmap_write(arizona->regmap, 0x80, 0x0); |
| 192 | } |
| 193 | |
| 194 | regmap_update_bits(arizona->regmap, |
| 195 | ARIZONA_ACCESSORY_DETECT_MODE_1, |
| 196 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); |
| 197 | |
Mark Brown | bbbd46e | 2013-01-10 19:38:43 +0000 | [diff] [blame^] | 198 | arizona_extcon_pulse_micbias(info); |
| 199 | |
Mark Brown | 9b1270c | 2013-01-11 08:55:46 +0900 | [diff] [blame] | 200 | regmap_update_bits_check(arizona->regmap, ARIZONA_MIC_DETECT_1, |
| 201 | ARIZONA_MICD_ENA, ARIZONA_MICD_ENA, |
| 202 | &change); |
| 203 | if (!change) { |
| 204 | regulator_disable(info->micvdd); |
| 205 | pm_runtime_put_autosuspend(info->dev); |
| 206 | } |
| 207 | } |
| 208 | |
| 209 | static void arizona_stop_mic(struct arizona_extcon_info *info) |
| 210 | { |
| 211 | struct arizona *arizona = info->arizona; |
Mark Brown | bbbd46e | 2013-01-10 19:38:43 +0000 | [diff] [blame^] | 212 | const char *widget = arizona_extcon_get_micbias(info); |
| 213 | struct snd_soc_dapm_context *dapm = arizona->dapm; |
Mark Brown | 9b1270c | 2013-01-11 08:55:46 +0900 | [diff] [blame] | 214 | bool change; |
Mark Brown | bbbd46e | 2013-01-10 19:38:43 +0000 | [diff] [blame^] | 215 | int ret; |
Mark Brown | 9b1270c | 2013-01-11 08:55:46 +0900 | [diff] [blame] | 216 | |
| 217 | regmap_update_bits_check(arizona->regmap, ARIZONA_MIC_DETECT_1, |
| 218 | ARIZONA_MICD_ENA, 0, |
| 219 | &change); |
| 220 | |
Mark Brown | bbbd46e | 2013-01-10 19:38:43 +0000 | [diff] [blame^] | 221 | mutex_lock(&dapm->card->dapm_mutex); |
| 222 | |
| 223 | ret = snd_soc_dapm_disable_pin(dapm, widget); |
| 224 | if (ret != 0) |
| 225 | dev_warn(arizona->dev, |
| 226 | "Failed to disable %s: %d\n", |
| 227 | widget, ret); |
| 228 | |
| 229 | mutex_unlock(&dapm->card->dapm_mutex); |
| 230 | |
| 231 | snd_soc_dapm_sync(dapm); |
| 232 | |
Mark Brown | 9b1270c | 2013-01-11 08:55:46 +0900 | [diff] [blame] | 233 | if (info->micd_reva) { |
| 234 | regmap_write(arizona->regmap, 0x80, 0x3); |
| 235 | regmap_write(arizona->regmap, 0x294, 2); |
| 236 | regmap_write(arizona->regmap, 0x80, 0x0); |
| 237 | } |
| 238 | |
Mark Brown | bbbd46e | 2013-01-10 19:38:43 +0000 | [diff] [blame^] | 239 | ret = regulator_allow_bypass(info->micvdd, true); |
| 240 | if (ret != 0) { |
| 241 | dev_err(arizona->dev, "Failed to bypass MICVDD: %d\n", |
| 242 | ret); |
| 243 | } |
| 244 | |
Mark Brown | 9b1270c | 2013-01-11 08:55:46 +0900 | [diff] [blame] | 245 | if (change) { |
| 246 | regulator_disable(info->micvdd); |
| 247 | pm_runtime_mark_last_busy(info->dev); |
| 248 | pm_runtime_put_autosuspend(info->dev); |
| 249 | } |
| 250 | } |
| 251 | |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 252 | static struct { |
| 253 | unsigned int factor_a; |
| 254 | unsigned int factor_b; |
| 255 | } arizona_hpdet_b_ranges[] = { |
| 256 | { 5528, 362464 }, |
| 257 | { 11084, 6186851 }, |
| 258 | { 11065, 65460395 }, |
| 259 | }; |
| 260 | |
| 261 | static struct { |
| 262 | int min; |
| 263 | int max; |
| 264 | } arizona_hpdet_c_ranges[] = { |
| 265 | { 0, 30 }, |
| 266 | { 8, 100 }, |
| 267 | { 100, 1000 }, |
| 268 | { 1000, 10000 }, |
| 269 | }; |
| 270 | |
| 271 | static int arizona_hpdet_read(struct arizona_extcon_info *info) |
| 272 | { |
| 273 | struct arizona *arizona = info->arizona; |
| 274 | unsigned int val, range; |
| 275 | int ret; |
| 276 | |
| 277 | ret = regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_2, &val); |
| 278 | if (ret != 0) { |
| 279 | dev_err(arizona->dev, "Failed to read HPDET status: %d\n", |
| 280 | ret); |
| 281 | return ret; |
| 282 | } |
| 283 | |
| 284 | switch (info->hpdet_ip) { |
| 285 | case 0: |
| 286 | if (!(val & ARIZONA_HP_DONE)) { |
| 287 | dev_err(arizona->dev, "HPDET did not complete: %x\n", |
| 288 | val); |
Mark Brown | e6dd8cf | 2013-01-21 17:30:02 +0900 | [diff] [blame] | 289 | return -EAGAIN; |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 290 | } |
| 291 | |
| 292 | val &= ARIZONA_HP_LVL_MASK; |
| 293 | break; |
| 294 | |
| 295 | case 1: |
| 296 | if (!(val & ARIZONA_HP_DONE_B)) { |
| 297 | dev_err(arizona->dev, "HPDET did not complete: %x\n", |
| 298 | val); |
Mark Brown | e6dd8cf | 2013-01-21 17:30:02 +0900 | [diff] [blame] | 299 | return -EAGAIN; |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 300 | } |
| 301 | |
| 302 | ret = regmap_read(arizona->regmap, ARIZONA_HP_DACVAL, &val); |
| 303 | if (ret != 0) { |
| 304 | dev_err(arizona->dev, "Failed to read HP value: %d\n", |
| 305 | ret); |
Mark Brown | e6dd8cf | 2013-01-21 17:30:02 +0900 | [diff] [blame] | 306 | return -EAGAIN; |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 307 | } |
| 308 | |
| 309 | regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1, |
| 310 | &range); |
| 311 | range = (range & ARIZONA_HP_IMPEDANCE_RANGE_MASK) |
| 312 | >> ARIZONA_HP_IMPEDANCE_RANGE_SHIFT; |
| 313 | |
| 314 | if (range < ARRAY_SIZE(arizona_hpdet_b_ranges) - 1 && |
| 315 | (val < 100 || val > 0x3fb)) { |
| 316 | range++; |
| 317 | dev_dbg(arizona->dev, "Moving to HPDET range %d\n", |
| 318 | range); |
| 319 | regmap_update_bits(arizona->regmap, |
| 320 | ARIZONA_HEADPHONE_DETECT_1, |
| 321 | ARIZONA_HP_IMPEDANCE_RANGE_MASK, |
| 322 | range << |
| 323 | ARIZONA_HP_IMPEDANCE_RANGE_SHIFT); |
| 324 | return -EAGAIN; |
| 325 | } |
| 326 | |
| 327 | /* If we go out of range report top of range */ |
| 328 | if (val < 100 || val > 0x3fb) { |
| 329 | dev_dbg(arizona->dev, "Measurement out of range\n"); |
| 330 | return 10000; |
| 331 | } |
| 332 | |
| 333 | dev_dbg(arizona->dev, "HPDET read %d in range %d\n", |
| 334 | val, range); |
| 335 | |
| 336 | val = arizona_hpdet_b_ranges[range].factor_b |
| 337 | / ((val * 100) - |
| 338 | arizona_hpdet_b_ranges[range].factor_a); |
| 339 | break; |
| 340 | |
| 341 | default: |
| 342 | dev_warn(arizona->dev, "Unknown HPDET IP revision %d\n", |
| 343 | info->hpdet_ip); |
| 344 | case 2: |
| 345 | if (!(val & ARIZONA_HP_DONE_B)) { |
| 346 | dev_err(arizona->dev, "HPDET did not complete: %x\n", |
| 347 | val); |
Mark Brown | e6dd8cf | 2013-01-21 17:30:02 +0900 | [diff] [blame] | 348 | return -EAGAIN; |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 349 | } |
| 350 | |
| 351 | val &= ARIZONA_HP_LVL_B_MASK; |
| 352 | |
| 353 | regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1, |
| 354 | &range); |
| 355 | range = (range & ARIZONA_HP_IMPEDANCE_RANGE_MASK) |
| 356 | >> ARIZONA_HP_IMPEDANCE_RANGE_SHIFT; |
| 357 | |
| 358 | /* Skip up or down a range? */ |
| 359 | if (range && (val < arizona_hpdet_c_ranges[range].min)) { |
| 360 | range--; |
| 361 | dev_dbg(arizona->dev, "Moving to HPDET range %d-%d\n", |
| 362 | arizona_hpdet_c_ranges[range].min, |
| 363 | arizona_hpdet_c_ranges[range].max); |
| 364 | regmap_update_bits(arizona->regmap, |
| 365 | ARIZONA_HEADPHONE_DETECT_1, |
| 366 | ARIZONA_HP_IMPEDANCE_RANGE_MASK, |
| 367 | range << |
| 368 | ARIZONA_HP_IMPEDANCE_RANGE_SHIFT); |
| 369 | return -EAGAIN; |
| 370 | } |
| 371 | |
| 372 | if (range < ARRAY_SIZE(arizona_hpdet_c_ranges) - 1 && |
| 373 | (val >= arizona_hpdet_c_ranges[range].max)) { |
| 374 | range++; |
| 375 | dev_dbg(arizona->dev, "Moving to HPDET range %d-%d\n", |
| 376 | arizona_hpdet_c_ranges[range].min, |
| 377 | arizona_hpdet_c_ranges[range].max); |
| 378 | regmap_update_bits(arizona->regmap, |
| 379 | ARIZONA_HEADPHONE_DETECT_1, |
| 380 | ARIZONA_HP_IMPEDANCE_RANGE_MASK, |
| 381 | range << |
| 382 | ARIZONA_HP_IMPEDANCE_RANGE_SHIFT); |
| 383 | return -EAGAIN; |
| 384 | } |
| 385 | } |
| 386 | |
| 387 | dev_dbg(arizona->dev, "HP impedance %d ohms\n", val); |
| 388 | return val; |
| 389 | } |
| 390 | |
Mark Brown | dd235ee | 2013-01-11 08:55:51 +0900 | [diff] [blame] | 391 | static int arizona_hpdet_do_id(struct arizona_extcon_info *info, int *reading) |
| 392 | { |
| 393 | struct arizona *arizona = info->arizona; |
Mark Brown | 1eda6aa | 2013-01-11 08:55:54 +0900 | [diff] [blame] | 394 | int id_gpio = arizona->pdata.hpdet_id_gpio; |
Mark Brown | dd235ee | 2013-01-11 08:55:51 +0900 | [diff] [blame] | 395 | int ret; |
| 396 | |
| 397 | /* |
| 398 | * If we're using HPDET for accessory identification we need |
| 399 | * to take multiple measurements, step through them in sequence. |
| 400 | */ |
| 401 | if (arizona->pdata.hpdet_acc_id) { |
| 402 | info->hpdet_res[info->num_hpdet_res++] = *reading; |
| 403 | |
| 404 | /* |
| 405 | * If the impedence is too high don't measure the |
| 406 | * second ground. |
| 407 | */ |
| 408 | if (info->num_hpdet_res == 1 && *reading >= 45) { |
| 409 | dev_dbg(arizona->dev, "Skipping ground flip\n"); |
| 410 | info->hpdet_res[info->num_hpdet_res++] = *reading; |
| 411 | } |
| 412 | |
| 413 | if (info->num_hpdet_res == 1) { |
| 414 | dev_dbg(arizona->dev, "Flipping ground\n"); |
| 415 | |
| 416 | regmap_update_bits(arizona->regmap, |
| 417 | ARIZONA_ACCESSORY_DETECT_MODE_1, |
| 418 | ARIZONA_ACCDET_SRC, |
| 419 | ~info->micd_modes[0].src); |
Mark Brown | 1eda6aa | 2013-01-11 08:55:54 +0900 | [diff] [blame] | 420 | |
Mark Brown | dd235ee | 2013-01-11 08:55:51 +0900 | [diff] [blame] | 421 | regmap_update_bits(arizona->regmap, |
| 422 | ARIZONA_HEADPHONE_DETECT_1, |
Mark Brown | 1eda6aa | 2013-01-11 08:55:54 +0900 | [diff] [blame] | 423 | ARIZONA_HP_POLL, ARIZONA_HP_POLL); |
| 424 | return -EAGAIN; |
| 425 | } |
| 426 | |
| 427 | /* Only check the mic directly if we didn't already ID it */ |
| 428 | if (id_gpio && info->num_hpdet_res == 2 && |
| 429 | !((info->hpdet_res[0] > info->hpdet_res[1] * 2))) { |
| 430 | dev_dbg(arizona->dev, "Measuring mic\n"); |
| 431 | |
| 432 | regmap_update_bits(arizona->regmap, |
| 433 | ARIZONA_ACCESSORY_DETECT_MODE_1, |
| 434 | ARIZONA_ACCDET_MODE_MASK | |
| 435 | ARIZONA_ACCDET_SRC, |
| 436 | ARIZONA_ACCDET_MODE_HPR | |
| 437 | info->micd_modes[0].src); |
| 438 | |
| 439 | gpio_set_value_cansleep(id_gpio, 1); |
| 440 | |
Mark Brown | dd235ee | 2013-01-11 08:55:51 +0900 | [diff] [blame] | 441 | regmap_update_bits(arizona->regmap, |
| 442 | ARIZONA_HEADPHONE_DETECT_1, |
| 443 | ARIZONA_HP_POLL, ARIZONA_HP_POLL); |
| 444 | return -EAGAIN; |
| 445 | } |
| 446 | |
| 447 | /* OK, got both. Now, compare... */ |
Mark Brown | 1eda6aa | 2013-01-11 08:55:54 +0900 | [diff] [blame] | 448 | dev_dbg(arizona->dev, "HPDET measured %d %d %d\n", |
| 449 | info->hpdet_res[0], info->hpdet_res[1], |
| 450 | info->hpdet_res[2]); |
Mark Brown | dd235ee | 2013-01-11 08:55:51 +0900 | [diff] [blame] | 451 | |
Mark Brown | 1eda6aa | 2013-01-11 08:55:54 +0900 | [diff] [blame] | 452 | /* |
| 453 | * Either the two grounds measure differently or we |
| 454 | * measure the mic as high impedance. |
| 455 | */ |
| 456 | if ((info->hpdet_res[0] > info->hpdet_res[1] * 2) || |
| 457 | (id_gpio && info->hpdet_res[2] > 10)) { |
Mark Brown | dd235ee | 2013-01-11 08:55:51 +0900 | [diff] [blame] | 458 | dev_dbg(arizona->dev, "Detected mic\n"); |
| 459 | info->mic = true; |
| 460 | ret = extcon_set_cable_state_(&info->edev, |
| 461 | ARIZONA_CABLE_MICROPHONE, |
| 462 | true); |
| 463 | if (ret != 0) { |
| 464 | dev_err(arizona->dev, |
| 465 | "Failed to report mic: %d\n", ret); |
| 466 | } |
| 467 | |
| 468 | /* Take the headphone impedance for the main report */ |
| 469 | *reading = info->hpdet_res[1]; |
| 470 | } else { |
| 471 | dev_dbg(arizona->dev, "Detected headphone\n"); |
| 472 | } |
| 473 | |
| 474 | /* Make sure everything is reset back to the real polarity */ |
| 475 | regmap_update_bits(arizona->regmap, |
| 476 | ARIZONA_ACCESSORY_DETECT_MODE_1, |
| 477 | ARIZONA_ACCDET_SRC, |
| 478 | info->micd_modes[0].src); |
| 479 | } |
| 480 | |
| 481 | return 0; |
| 482 | } |
| 483 | |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 484 | static irqreturn_t arizona_hpdet_irq(int irq, void *data) |
| 485 | { |
| 486 | struct arizona_extcon_info *info = data; |
| 487 | struct arizona *arizona = info->arizona; |
Mark Brown | 1eda6aa | 2013-01-11 08:55:54 +0900 | [diff] [blame] | 488 | int id_gpio = arizona->pdata.hpdet_id_gpio; |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 489 | int report = ARIZONA_CABLE_HEADPHONE; |
Mark Brown | dd235ee | 2013-01-11 08:55:51 +0900 | [diff] [blame] | 490 | int ret, reading; |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 491 | |
| 492 | mutex_lock(&info->lock); |
| 493 | |
| 494 | /* If we got a spurious IRQ for some reason then ignore it */ |
| 495 | if (!info->hpdet_active) { |
| 496 | dev_warn(arizona->dev, "Spurious HPDET IRQ\n"); |
| 497 | mutex_unlock(&info->lock); |
| 498 | return IRQ_NONE; |
| 499 | } |
| 500 | |
| 501 | /* If the cable was removed while measuring ignore the result */ |
| 502 | ret = extcon_get_cable_state_(&info->edev, ARIZONA_CABLE_MECHANICAL); |
| 503 | if (ret < 0) { |
| 504 | dev_err(arizona->dev, "Failed to check cable state: %d\n", |
| 505 | ret); |
| 506 | goto out; |
| 507 | } else if (!ret) { |
| 508 | dev_dbg(arizona->dev, "Ignoring HPDET for removed cable\n"); |
| 509 | goto done; |
| 510 | } |
| 511 | |
| 512 | ret = arizona_hpdet_read(info); |
| 513 | if (ret == -EAGAIN) { |
| 514 | goto out; |
| 515 | } else if (ret < 0) { |
| 516 | goto done; |
| 517 | } |
Mark Brown | dd235ee | 2013-01-11 08:55:51 +0900 | [diff] [blame] | 518 | reading = ret; |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 519 | |
| 520 | /* Reset back to starting range */ |
| 521 | regmap_update_bits(arizona->regmap, |
| 522 | ARIZONA_HEADPHONE_DETECT_1, |
Mark Brown | dd235ee | 2013-01-11 08:55:51 +0900 | [diff] [blame] | 523 | ARIZONA_HP_IMPEDANCE_RANGE_MASK | ARIZONA_HP_POLL, |
| 524 | 0); |
| 525 | |
| 526 | ret = arizona_hpdet_do_id(info, &reading); |
| 527 | if (ret == -EAGAIN) { |
| 528 | goto out; |
| 529 | } else if (ret < 0) { |
| 530 | goto done; |
| 531 | } |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 532 | |
| 533 | /* Report high impedence cables as line outputs */ |
Mark Brown | dd235ee | 2013-01-11 08:55:51 +0900 | [diff] [blame] | 534 | if (reading >= 5000) |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 535 | report = ARIZONA_CABLE_LINEOUT; |
| 536 | else |
| 537 | report = ARIZONA_CABLE_HEADPHONE; |
| 538 | |
| 539 | ret = extcon_set_cable_state_(&info->edev, report, true); |
| 540 | if (ret != 0) |
| 541 | dev_err(arizona->dev, "Failed to report HP/line: %d\n", |
| 542 | ret); |
| 543 | |
| 544 | ret = regmap_update_bits(arizona->regmap, 0x225, 0x4000, 0); |
| 545 | if (ret != 0) |
| 546 | dev_warn(arizona->dev, "Failed to undo magic: %d\n", ret); |
| 547 | |
| 548 | ret = regmap_update_bits(arizona->regmap, 0x226, 0x4000, 0); |
| 549 | if (ret != 0) |
| 550 | dev_warn(arizona->dev, "Failed to undo magic: %d\n", ret); |
| 551 | |
| 552 | done: |
Mark Brown | 1eda6aa | 2013-01-11 08:55:54 +0900 | [diff] [blame] | 553 | if (id_gpio) |
| 554 | gpio_set_value_cansleep(id_gpio, 0); |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 555 | |
| 556 | /* Revert back to MICDET mode */ |
| 557 | regmap_update_bits(arizona->regmap, |
| 558 | ARIZONA_ACCESSORY_DETECT_MODE_1, |
| 559 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); |
| 560 | |
| 561 | /* If we have a mic then reenable MICDET */ |
| 562 | if (info->mic) |
| 563 | arizona_start_mic(info); |
| 564 | |
| 565 | if (info->hpdet_active) { |
| 566 | pm_runtime_put_autosuspend(info->dev); |
| 567 | info->hpdet_active = false; |
| 568 | } |
| 569 | |
| 570 | out: |
| 571 | mutex_unlock(&info->lock); |
| 572 | |
| 573 | return IRQ_HANDLED; |
| 574 | } |
| 575 | |
| 576 | static void arizona_identify_headphone(struct arizona_extcon_info *info) |
| 577 | { |
| 578 | struct arizona *arizona = info->arizona; |
| 579 | int ret; |
| 580 | |
| 581 | dev_dbg(arizona->dev, "Starting HPDET\n"); |
| 582 | |
| 583 | /* Make sure we keep the device enabled during the measurement */ |
| 584 | pm_runtime_get(info->dev); |
| 585 | |
| 586 | info->hpdet_active = true; |
| 587 | |
| 588 | if (info->mic) |
| 589 | arizona_stop_mic(info); |
| 590 | |
| 591 | ret = regmap_update_bits(arizona->regmap, 0x225, 0x4000, 0x4000); |
| 592 | if (ret != 0) |
| 593 | dev_warn(arizona->dev, "Failed to do magic: %d\n", ret); |
| 594 | |
| 595 | ret = regmap_update_bits(arizona->regmap, 0x226, 0x4000, 0x4000); |
| 596 | if (ret != 0) |
| 597 | dev_warn(arizona->dev, "Failed to do magic: %d\n", ret); |
| 598 | |
| 599 | ret = regmap_update_bits(arizona->regmap, |
| 600 | ARIZONA_ACCESSORY_DETECT_MODE_1, |
| 601 | ARIZONA_ACCDET_MODE_MASK, |
| 602 | ARIZONA_ACCDET_MODE_HPL); |
| 603 | if (ret != 0) { |
| 604 | dev_err(arizona->dev, "Failed to set HPDETL mode: %d\n", ret); |
| 605 | goto err; |
| 606 | } |
| 607 | |
| 608 | ret = regmap_update_bits(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1, |
| 609 | ARIZONA_HP_POLL, ARIZONA_HP_POLL); |
| 610 | if (ret != 0) { |
| 611 | dev_err(arizona->dev, "Can't start HPDETL measurement: %d\n", |
| 612 | ret); |
| 613 | goto err; |
| 614 | } |
| 615 | |
| 616 | return; |
| 617 | |
| 618 | err: |
| 619 | regmap_update_bits(arizona->regmap, ARIZONA_ACCESSORY_DETECT_MODE_1, |
| 620 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); |
| 621 | |
| 622 | /* Just report headphone */ |
| 623 | ret = extcon_update_state(&info->edev, |
| 624 | 1 << ARIZONA_CABLE_HEADPHONE, |
| 625 | 1 << ARIZONA_CABLE_HEADPHONE); |
| 626 | if (ret != 0) |
| 627 | dev_err(arizona->dev, "Failed to report headphone: %d\n", ret); |
| 628 | |
| 629 | if (info->mic) |
| 630 | arizona_start_mic(info); |
| 631 | |
| 632 | info->hpdet_active = false; |
| 633 | } |
Mark Brown | dd235ee | 2013-01-11 08:55:51 +0900 | [diff] [blame] | 634 | |
| 635 | static void arizona_start_hpdet_acc_id(struct arizona_extcon_info *info) |
| 636 | { |
| 637 | struct arizona *arizona = info->arizona; |
| 638 | int ret; |
| 639 | |
| 640 | dev_dbg(arizona->dev, "Starting identification via HPDET\n"); |
| 641 | |
| 642 | /* Make sure we keep the device enabled during the measurement */ |
| 643 | pm_runtime_get(info->dev); |
| 644 | |
| 645 | info->hpdet_active = true; |
| 646 | |
Mark Brown | bbbd46e | 2013-01-10 19:38:43 +0000 | [diff] [blame^] | 647 | arizona_extcon_pulse_micbias(info); |
| 648 | |
Mark Brown | dd235ee | 2013-01-11 08:55:51 +0900 | [diff] [blame] | 649 | ret = regmap_update_bits(arizona->regmap, 0x225, 0x4000, 0x4000); |
| 650 | if (ret != 0) |
| 651 | dev_warn(arizona->dev, "Failed to do magic: %d\n", ret); |
| 652 | |
| 653 | ret = regmap_update_bits(arizona->regmap, 0x226, 0x4000, 0x4000); |
| 654 | if (ret != 0) |
| 655 | dev_warn(arizona->dev, "Failed to do magic: %d\n", ret); |
| 656 | |
| 657 | ret = regmap_update_bits(arizona->regmap, |
| 658 | ARIZONA_ACCESSORY_DETECT_MODE_1, |
| 659 | ARIZONA_ACCDET_SRC | ARIZONA_ACCDET_MODE_MASK, |
| 660 | info->micd_modes[0].src | |
| 661 | ARIZONA_ACCDET_MODE_HPL); |
| 662 | if (ret != 0) { |
| 663 | dev_err(arizona->dev, "Failed to set HPDETL mode: %d\n", ret); |
| 664 | goto err; |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 665 | } |
| 666 | |
Mark Brown | dd235ee | 2013-01-11 08:55:51 +0900 | [diff] [blame] | 667 | ret = regmap_update_bits(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1, |
| 668 | ARIZONA_HP_POLL, ARIZONA_HP_POLL); |
| 669 | if (ret != 0) { |
| 670 | dev_err(arizona->dev, "Can't start HPDETL measurement: %d\n", |
| 671 | ret); |
| 672 | goto err; |
| 673 | } |
| 674 | |
| 675 | return; |
| 676 | |
| 677 | err: |
| 678 | regmap_update_bits(arizona->regmap, ARIZONA_ACCESSORY_DETECT_MODE_1, |
| 679 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); |
| 680 | |
| 681 | /* Just report headphone */ |
| 682 | ret = extcon_update_state(&info->edev, |
| 683 | 1 << ARIZONA_CABLE_HEADPHONE, |
| 684 | 1 << ARIZONA_CABLE_HEADPHONE); |
| 685 | if (ret != 0) |
| 686 | dev_err(arizona->dev, "Failed to report headphone: %d\n", ret); |
| 687 | |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 688 | info->hpdet_active = false; |
| 689 | } |
| 690 | |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 691 | static irqreturn_t arizona_micdet(int irq, void *data) |
| 692 | { |
| 693 | struct arizona_extcon_info *info = data; |
| 694 | struct arizona *arizona = info->arizona; |
Mark Brown | 34efe4d | 2012-07-20 17:07:29 +0100 | [diff] [blame] | 695 | unsigned int val, lvl; |
| 696 | int ret, i; |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 697 | |
| 698 | mutex_lock(&info->lock); |
| 699 | |
| 700 | ret = regmap_read(arizona->regmap, ARIZONA_MIC_DETECT_3, &val); |
| 701 | if (ret != 0) { |
| 702 | dev_err(arizona->dev, "Failed to read MICDET: %d\n", ret); |
Alexey Khoroshilov | be31cc0 | 2012-11-05 17:11:41 +0900 | [diff] [blame] | 703 | mutex_unlock(&info->lock); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 704 | return IRQ_NONE; |
| 705 | } |
| 706 | |
| 707 | dev_dbg(arizona->dev, "MICDET: %x\n", val); |
| 708 | |
| 709 | if (!(val & ARIZONA_MICD_VALID)) { |
| 710 | dev_warn(arizona->dev, "Microphone detection state invalid\n"); |
| 711 | mutex_unlock(&info->lock); |
| 712 | return IRQ_NONE; |
| 713 | } |
| 714 | |
| 715 | /* Due to jack detect this should never happen */ |
| 716 | if (!(val & ARIZONA_MICD_STS)) { |
| 717 | dev_warn(arizona->dev, "Detected open circuit\n"); |
| 718 | info->detecting = false; |
| 719 | goto handled; |
| 720 | } |
| 721 | |
| 722 | /* If we got a high impedence we should have a headset, report it. */ |
| 723 | if (info->detecting && (val & 0x400)) { |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 724 | arizona_identify_headphone(info); |
| 725 | |
Mark Brown | 325c642 | 2012-06-28 13:08:30 +0100 | [diff] [blame] | 726 | ret = extcon_update_state(&info->edev, |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 727 | 1 << ARIZONA_CABLE_MICROPHONE, |
| 728 | 1 << ARIZONA_CABLE_MICROPHONE); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 729 | |
| 730 | if (ret != 0) |
| 731 | dev_err(arizona->dev, "Headset report failed: %d\n", |
| 732 | ret); |
| 733 | |
Mark Brown | bbbd46e | 2013-01-10 19:38:43 +0000 | [diff] [blame^] | 734 | /* Don't need to regulate for button detection */ |
| 735 | ret = regulator_allow_bypass(info->micvdd, false); |
| 736 | if (ret != 0) { |
| 737 | dev_err(arizona->dev, "Failed to bypass MICVDD: %d\n", |
| 738 | ret); |
| 739 | } |
| 740 | |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 741 | info->mic = true; |
| 742 | info->detecting = false; |
| 743 | goto handled; |
| 744 | } |
| 745 | |
| 746 | /* If we detected a lower impedence during initial startup |
| 747 | * then we probably have the wrong polarity, flip it. Don't |
| 748 | * do this for the lowest impedences to speed up detection of |
| 749 | * plain headphones. If both polarities report a low |
| 750 | * impedence then give up and report headphones. |
| 751 | */ |
| 752 | if (info->detecting && (val & 0x3f8)) { |
| 753 | info->jack_flips++; |
| 754 | |
| 755 | if (info->jack_flips >= info->micd_num_modes) { |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 756 | dev_dbg(arizona->dev, "Detected HP/line\n"); |
| 757 | arizona_identify_headphone(info); |
Mark Brown | 9ef2224d | 2012-06-28 13:08:31 +0100 | [diff] [blame] | 758 | |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 759 | info->detecting = false; |
| 760 | |
| 761 | arizona_stop_mic(info); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 762 | } else { |
| 763 | info->micd_mode++; |
| 764 | if (info->micd_mode == info->micd_num_modes) |
| 765 | info->micd_mode = 0; |
| 766 | arizona_extcon_set_mode(info, info->micd_mode); |
| 767 | |
| 768 | info->jack_flips++; |
| 769 | } |
| 770 | |
| 771 | goto handled; |
| 772 | } |
| 773 | |
| 774 | /* |
| 775 | * If we're still detecting and we detect a short then we've |
Mark Brown | 34efe4d | 2012-07-20 17:07:29 +0100 | [diff] [blame] | 776 | * got a headphone. Otherwise it's a button press. |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 777 | */ |
| 778 | if (val & 0x3fc) { |
| 779 | if (info->mic) { |
| 780 | dev_dbg(arizona->dev, "Mic button detected\n"); |
| 781 | |
Mark Brown | 34efe4d | 2012-07-20 17:07:29 +0100 | [diff] [blame] | 782 | lvl = val & ARIZONA_MICD_LVL_MASK; |
| 783 | lvl >>= ARIZONA_MICD_LVL_SHIFT; |
| 784 | |
| 785 | for (i = 0; i < ARIZONA_NUM_BUTTONS; i++) |
| 786 | if (lvl & arizona_lvl_to_key[i].status) |
| 787 | input_report_key(info->input, |
| 788 | arizona_lvl_to_key[i].report, |
| 789 | 1); |
| 790 | input_sync(info->input); |
| 791 | |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 792 | } else if (info->detecting) { |
| 793 | dev_dbg(arizona->dev, "Headphone detected\n"); |
| 794 | info->detecting = false; |
| 795 | arizona_stop_mic(info); |
| 796 | |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 797 | arizona_identify_headphone(info); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 798 | } else { |
| 799 | dev_warn(arizona->dev, "Button with no mic: %x\n", |
| 800 | val); |
| 801 | } |
| 802 | } else { |
| 803 | dev_dbg(arizona->dev, "Mic button released\n"); |
Mark Brown | 34efe4d | 2012-07-20 17:07:29 +0100 | [diff] [blame] | 804 | for (i = 0; i < ARIZONA_NUM_BUTTONS; i++) |
| 805 | input_report_key(info->input, |
| 806 | arizona_lvl_to_key[i].report, 0); |
| 807 | input_sync(info->input); |
Mark Brown | bbbd46e | 2013-01-10 19:38:43 +0000 | [diff] [blame^] | 808 | arizona_extcon_pulse_micbias(info); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 809 | } |
| 810 | |
| 811 | handled: |
| 812 | pm_runtime_mark_last_busy(info->dev); |
| 813 | mutex_unlock(&info->lock); |
| 814 | |
| 815 | return IRQ_HANDLED; |
| 816 | } |
| 817 | |
| 818 | static irqreturn_t arizona_jackdet(int irq, void *data) |
| 819 | { |
| 820 | struct arizona_extcon_info *info = data; |
| 821 | struct arizona *arizona = info->arizona; |
Mark Brown | 92a4987 | 2013-01-11 08:55:39 +0900 | [diff] [blame] | 822 | unsigned int val, present, mask; |
Mark Brown | 34efe4d | 2012-07-20 17:07:29 +0100 | [diff] [blame] | 823 | int ret, i; |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 824 | |
| 825 | pm_runtime_get_sync(info->dev); |
| 826 | |
| 827 | mutex_lock(&info->lock); |
| 828 | |
Mark Brown | 92a4987 | 2013-01-11 08:55:39 +0900 | [diff] [blame] | 829 | if (arizona->pdata.jd_gpio5) { |
| 830 | mask = ARIZONA_MICD_CLAMP_STS; |
| 831 | present = 0; |
| 832 | } else { |
| 833 | mask = ARIZONA_JD1_STS; |
| 834 | present = ARIZONA_JD1_STS; |
| 835 | } |
| 836 | |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 837 | ret = regmap_read(arizona->regmap, ARIZONA_AOD_IRQ_RAW_STATUS, &val); |
| 838 | if (ret != 0) { |
| 839 | dev_err(arizona->dev, "Failed to read jackdet status: %d\n", |
| 840 | ret); |
| 841 | mutex_unlock(&info->lock); |
| 842 | pm_runtime_put_autosuspend(info->dev); |
| 843 | return IRQ_NONE; |
| 844 | } |
| 845 | |
Mark Brown | 92a4987 | 2013-01-11 08:55:39 +0900 | [diff] [blame] | 846 | if ((val & mask) == present) { |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 847 | dev_dbg(arizona->dev, "Detected jack\n"); |
Mark Brown | 325c642 | 2012-06-28 13:08:30 +0100 | [diff] [blame] | 848 | ret = extcon_set_cable_state_(&info->edev, |
| 849 | ARIZONA_CABLE_MECHANICAL, true); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 850 | |
| 851 | if (ret != 0) |
| 852 | dev_err(arizona->dev, "Mechanical report failed: %d\n", |
| 853 | ret); |
| 854 | |
Mark Brown | dd235ee | 2013-01-11 08:55:51 +0900 | [diff] [blame] | 855 | if (!arizona->pdata.hpdet_acc_id) { |
| 856 | info->detecting = true; |
| 857 | info->mic = false; |
| 858 | info->jack_flips = 0; |
| 859 | |
| 860 | arizona_start_mic(info); |
| 861 | } else { |
| 862 | arizona_start_hpdet_acc_id(info); |
| 863 | } |
Mark Brown | 4e61687 | 2013-01-15 22:09:20 +0900 | [diff] [blame] | 864 | |
| 865 | regmap_update_bits(arizona->regmap, |
| 866 | ARIZONA_JACK_DETECT_DEBOUNCE, |
| 867 | ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB, 0); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 868 | } else { |
| 869 | dev_dbg(arizona->dev, "Detected jack removal\n"); |
| 870 | |
| 871 | arizona_stop_mic(info); |
| 872 | |
Mark Brown | dd235ee | 2013-01-11 08:55:51 +0900 | [diff] [blame] | 873 | info->num_hpdet_res = 0; |
| 874 | for (i = 0; i < ARRAY_SIZE(info->hpdet_res); i++) |
| 875 | info->hpdet_res[i] = 0; |
| 876 | info->mic = false; |
Mark Brown | 92a4987 | 2013-01-11 08:55:39 +0900 | [diff] [blame] | 877 | |
Mark Brown | 34efe4d | 2012-07-20 17:07:29 +0100 | [diff] [blame] | 878 | for (i = 0; i < ARIZONA_NUM_BUTTONS; i++) |
| 879 | input_report_key(info->input, |
| 880 | arizona_lvl_to_key[i].report, 0); |
| 881 | input_sync(info->input); |
| 882 | |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 883 | ret = extcon_update_state(&info->edev, 0xffffffff, 0); |
| 884 | if (ret != 0) |
| 885 | dev_err(arizona->dev, "Removal report failed: %d\n", |
| 886 | ret); |
Mark Brown | 4e61687 | 2013-01-15 22:09:20 +0900 | [diff] [blame] | 887 | |
| 888 | regmap_update_bits(arizona->regmap, |
| 889 | ARIZONA_JACK_DETECT_DEBOUNCE, |
| 890 | ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB, |
| 891 | ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 892 | } |
| 893 | |
| 894 | mutex_unlock(&info->lock); |
| 895 | |
| 896 | pm_runtime_mark_last_busy(info->dev); |
| 897 | pm_runtime_put_autosuspend(info->dev); |
| 898 | |
| 899 | return IRQ_HANDLED; |
| 900 | } |
| 901 | |
Bill Pemberton | 44f34fd | 2012-11-19 13:23:21 -0500 | [diff] [blame] | 902 | static int arizona_extcon_probe(struct platform_device *pdev) |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 903 | { |
| 904 | struct arizona *arizona = dev_get_drvdata(pdev->dev.parent); |
| 905 | struct arizona_pdata *pdata; |
| 906 | struct arizona_extcon_info *info; |
Mark Brown | 92a4987 | 2013-01-11 08:55:39 +0900 | [diff] [blame] | 907 | int jack_irq_fall, jack_irq_rise; |
Mark Brown | 34efe4d | 2012-07-20 17:07:29 +0100 | [diff] [blame] | 908 | int ret, mode, i; |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 909 | |
Mark Brown | bbbd46e | 2013-01-10 19:38:43 +0000 | [diff] [blame^] | 910 | if (!arizona->dapm || !arizona->dapm->card) |
| 911 | return -EPROBE_DEFER; |
| 912 | |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 913 | pdata = dev_get_platdata(arizona->dev); |
| 914 | |
| 915 | info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL); |
| 916 | if (!info) { |
Peter Meerwald | 8e5f501 | 2012-08-23 09:11:50 +0900 | [diff] [blame] | 917 | dev_err(&pdev->dev, "Failed to allocate memory\n"); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 918 | ret = -ENOMEM; |
| 919 | goto err; |
| 920 | } |
| 921 | |
| 922 | info->micvdd = devm_regulator_get(arizona->dev, "MICVDD"); |
| 923 | if (IS_ERR(info->micvdd)) { |
| 924 | ret = PTR_ERR(info->micvdd); |
| 925 | dev_err(arizona->dev, "Failed to get MICVDD: %d\n", ret); |
| 926 | goto err; |
| 927 | } |
| 928 | |
| 929 | mutex_init(&info->lock); |
| 930 | info->arizona = arizona; |
| 931 | info->dev = &pdev->dev; |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 932 | platform_set_drvdata(pdev, info); |
| 933 | |
| 934 | switch (arizona->type) { |
| 935 | case WM5102: |
| 936 | switch (arizona->rev) { |
| 937 | case 0: |
| 938 | info->micd_reva = true; |
| 939 | break; |
| 940 | default: |
Mark Brown | dab63eb | 2013-01-11 08:55:36 +0900 | [diff] [blame] | 941 | info->micd_clamp = true; |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 942 | info->hpdet_ip = 1; |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 943 | break; |
| 944 | } |
| 945 | break; |
| 946 | default: |
| 947 | break; |
| 948 | } |
| 949 | |
| 950 | info->edev.name = "Headset Jack"; |
| 951 | info->edev.supported_cable = arizona_cable; |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 952 | |
| 953 | ret = extcon_dev_register(&info->edev, arizona->dev); |
| 954 | if (ret < 0) { |
Peter Meerwald | 8e5f501 | 2012-08-23 09:11:50 +0900 | [diff] [blame] | 955 | dev_err(arizona->dev, "extcon_dev_register() failed: %d\n", |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 956 | ret); |
| 957 | goto err; |
| 958 | } |
| 959 | |
| 960 | if (pdata->num_micd_configs) { |
| 961 | info->micd_modes = pdata->micd_configs; |
| 962 | info->micd_num_modes = pdata->num_micd_configs; |
| 963 | } else { |
| 964 | info->micd_modes = micd_default_modes; |
| 965 | info->micd_num_modes = ARRAY_SIZE(micd_default_modes); |
| 966 | } |
| 967 | |
| 968 | if (arizona->pdata.micd_pol_gpio > 0) { |
| 969 | if (info->micd_modes[0].gpio) |
| 970 | mode = GPIOF_OUT_INIT_HIGH; |
| 971 | else |
| 972 | mode = GPIOF_OUT_INIT_LOW; |
| 973 | |
| 974 | ret = devm_gpio_request_one(&pdev->dev, |
| 975 | arizona->pdata.micd_pol_gpio, |
| 976 | mode, |
| 977 | "MICD polarity"); |
| 978 | if (ret != 0) { |
| 979 | dev_err(arizona->dev, "Failed to request GPIO%d: %d\n", |
| 980 | arizona->pdata.micd_pol_gpio, ret); |
| 981 | goto err_register; |
| 982 | } |
| 983 | } |
| 984 | |
Mark Brown | 1eda6aa | 2013-01-11 08:55:54 +0900 | [diff] [blame] | 985 | if (arizona->pdata.hpdet_id_gpio > 0) { |
| 986 | ret = devm_gpio_request_one(&pdev->dev, |
| 987 | arizona->pdata.hpdet_id_gpio, |
| 988 | GPIOF_OUT_INIT_LOW, |
| 989 | "HPDET"); |
| 990 | if (ret != 0) { |
| 991 | dev_err(arizona->dev, "Failed to request GPIO%d: %d\n", |
| 992 | arizona->pdata.hpdet_id_gpio, ret); |
| 993 | goto err_register; |
| 994 | } |
| 995 | } |
| 996 | |
Mark Brown | b17e546 | 2013-01-11 08:55:24 +0900 | [diff] [blame] | 997 | if (arizona->pdata.micd_bias_start_time) |
| 998 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, |
| 999 | ARIZONA_MICD_BIAS_STARTTIME_MASK, |
| 1000 | arizona->pdata.micd_bias_start_time |
| 1001 | << ARIZONA_MICD_BIAS_STARTTIME_SHIFT); |
| 1002 | |
Mark Brown | 2e033db | 2013-01-21 17:36:33 +0900 | [diff] [blame] | 1003 | if (arizona->pdata.micd_rate) |
| 1004 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, |
| 1005 | ARIZONA_MICD_RATE_MASK, |
| 1006 | arizona->pdata.micd_rate |
| 1007 | << ARIZONA_MICD_RATE_SHIFT); |
| 1008 | |
| 1009 | if (arizona->pdata.micd_dbtime) |
| 1010 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, |
| 1011 | ARIZONA_MICD_DBTIME_MASK, |
| 1012 | arizona->pdata.micd_dbtime |
| 1013 | << ARIZONA_MICD_DBTIME_SHIFT); |
| 1014 | |
Mark Brown | dab63eb | 2013-01-11 08:55:36 +0900 | [diff] [blame] | 1015 | /* |
Mark Brown | 92a4987 | 2013-01-11 08:55:39 +0900 | [diff] [blame] | 1016 | * If we have a clamp use it, activating in conjunction with |
| 1017 | * GPIO5 if that is connected for jack detect operation. |
Mark Brown | dab63eb | 2013-01-11 08:55:36 +0900 | [diff] [blame] | 1018 | */ |
| 1019 | if (info->micd_clamp) { |
Mark Brown | 92a4987 | 2013-01-11 08:55:39 +0900 | [diff] [blame] | 1020 | if (arizona->pdata.jd_gpio5) { |
| 1021 | /* Put the GPIO into input mode */ |
| 1022 | regmap_write(arizona->regmap, ARIZONA_GPIO5_CTRL, |
| 1023 | 0xc101); |
| 1024 | |
| 1025 | regmap_update_bits(arizona->regmap, |
| 1026 | ARIZONA_MICD_CLAMP_CONTROL, |
| 1027 | ARIZONA_MICD_CLAMP_MODE_MASK, 0x9); |
| 1028 | } else { |
| 1029 | regmap_update_bits(arizona->regmap, |
| 1030 | ARIZONA_MICD_CLAMP_CONTROL, |
| 1031 | ARIZONA_MICD_CLAMP_MODE_MASK, 0x4); |
| 1032 | } |
| 1033 | |
Mark Brown | dab63eb | 2013-01-11 08:55:36 +0900 | [diff] [blame] | 1034 | regmap_update_bits(arizona->regmap, |
| 1035 | ARIZONA_JACK_DETECT_DEBOUNCE, |
| 1036 | ARIZONA_MICD_CLAMP_DB, |
| 1037 | ARIZONA_MICD_CLAMP_DB); |
| 1038 | } |
| 1039 | |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1040 | arizona_extcon_set_mode(info, 0); |
| 1041 | |
Mark Brown | 3d44ea1 | 2013-01-11 08:51:13 +0900 | [diff] [blame] | 1042 | info->input = devm_input_allocate_device(&pdev->dev); |
Mark Brown | 34efe4d | 2012-07-20 17:07:29 +0100 | [diff] [blame] | 1043 | if (!info->input) { |
| 1044 | dev_err(arizona->dev, "Can't allocate input dev\n"); |
| 1045 | ret = -ENOMEM; |
| 1046 | goto err_register; |
| 1047 | } |
| 1048 | |
| 1049 | for (i = 0; i < ARIZONA_NUM_BUTTONS; i++) |
| 1050 | input_set_capability(info->input, EV_KEY, |
| 1051 | arizona_lvl_to_key[i].report); |
| 1052 | info->input->name = "Headset"; |
| 1053 | info->input->phys = "arizona/extcon"; |
| 1054 | info->input->dev.parent = &pdev->dev; |
| 1055 | |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1056 | pm_runtime_enable(&pdev->dev); |
| 1057 | pm_runtime_idle(&pdev->dev); |
| 1058 | pm_runtime_get_sync(&pdev->dev); |
| 1059 | |
Mark Brown | 92a4987 | 2013-01-11 08:55:39 +0900 | [diff] [blame] | 1060 | if (arizona->pdata.jd_gpio5) { |
| 1061 | jack_irq_rise = ARIZONA_IRQ_MICD_CLAMP_RISE; |
| 1062 | jack_irq_fall = ARIZONA_IRQ_MICD_CLAMP_FALL; |
| 1063 | } else { |
| 1064 | jack_irq_rise = ARIZONA_IRQ_JD_RISE; |
| 1065 | jack_irq_fall = ARIZONA_IRQ_JD_FALL; |
| 1066 | } |
| 1067 | |
| 1068 | ret = arizona_request_irq(arizona, jack_irq_rise, |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1069 | "JACKDET rise", arizona_jackdet, info); |
| 1070 | if (ret != 0) { |
| 1071 | dev_err(&pdev->dev, "Failed to get JACKDET rise IRQ: %d\n", |
| 1072 | ret); |
Mark Brown | 34efe4d | 2012-07-20 17:07:29 +0100 | [diff] [blame] | 1073 | goto err_input; |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1074 | } |
| 1075 | |
Mark Brown | 92a4987 | 2013-01-11 08:55:39 +0900 | [diff] [blame] | 1076 | ret = arizona_set_irq_wake(arizona, jack_irq_rise, 1); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1077 | if (ret != 0) { |
| 1078 | dev_err(&pdev->dev, "Failed to set JD rise IRQ wake: %d\n", |
| 1079 | ret); |
| 1080 | goto err_rise; |
| 1081 | } |
| 1082 | |
Mark Brown | 92a4987 | 2013-01-11 08:55:39 +0900 | [diff] [blame] | 1083 | ret = arizona_request_irq(arizona, jack_irq_fall, |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1084 | "JACKDET fall", arizona_jackdet, info); |
| 1085 | if (ret != 0) { |
| 1086 | dev_err(&pdev->dev, "Failed to get JD fall IRQ: %d\n", ret); |
| 1087 | goto err_rise_wake; |
| 1088 | } |
| 1089 | |
Mark Brown | 92a4987 | 2013-01-11 08:55:39 +0900 | [diff] [blame] | 1090 | ret = arizona_set_irq_wake(arizona, jack_irq_fall, 1); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1091 | if (ret != 0) { |
| 1092 | dev_err(&pdev->dev, "Failed to set JD fall IRQ wake: %d\n", |
| 1093 | ret); |
| 1094 | goto err_fall; |
| 1095 | } |
| 1096 | |
| 1097 | ret = arizona_request_irq(arizona, ARIZONA_IRQ_MICDET, |
| 1098 | "MICDET", arizona_micdet, info); |
| 1099 | if (ret != 0) { |
| 1100 | dev_err(&pdev->dev, "Failed to get MICDET IRQ: %d\n", ret); |
| 1101 | goto err_fall_wake; |
| 1102 | } |
| 1103 | |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 1104 | ret = arizona_request_irq(arizona, ARIZONA_IRQ_HPDET, |
| 1105 | "HPDET", arizona_hpdet_irq, info); |
| 1106 | if (ret != 0) { |
| 1107 | dev_err(&pdev->dev, "Failed to get HPDET IRQ: %d\n", ret); |
| 1108 | goto err_micdet; |
| 1109 | } |
| 1110 | |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1111 | arizona_clk32k_enable(arizona); |
| 1112 | regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_DEBOUNCE, |
| 1113 | ARIZONA_JD1_DB, ARIZONA_JD1_DB); |
| 1114 | regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE, |
| 1115 | ARIZONA_JD1_ENA, ARIZONA_JD1_ENA); |
| 1116 | |
Mark Brown | b8575a1 | 2012-09-07 17:01:15 +0800 | [diff] [blame] | 1117 | ret = regulator_allow_bypass(info->micvdd, true); |
| 1118 | if (ret != 0) |
| 1119 | dev_warn(arizona->dev, "Failed to set MICVDD to bypass: %d\n", |
| 1120 | ret); |
| 1121 | |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1122 | pm_runtime_put(&pdev->dev); |
| 1123 | |
Mark Brown | 34efe4d | 2012-07-20 17:07:29 +0100 | [diff] [blame] | 1124 | ret = input_register_device(info->input); |
| 1125 | if (ret) { |
| 1126 | dev_err(&pdev->dev, "Can't register input device: %d\n", ret); |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 1127 | goto err_hpdet; |
Mark Brown | 34efe4d | 2012-07-20 17:07:29 +0100 | [diff] [blame] | 1128 | } |
| 1129 | |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1130 | return 0; |
| 1131 | |
Mark Brown | 4f34033 | 2013-01-11 08:55:43 +0900 | [diff] [blame] | 1132 | err_hpdet: |
| 1133 | arizona_free_irq(arizona, ARIZONA_IRQ_HPDET, info); |
Mark Brown | 80732cc | 2012-08-26 13:58:20 -0700 | [diff] [blame] | 1134 | err_micdet: |
| 1135 | arizona_free_irq(arizona, ARIZONA_IRQ_MICDET, info); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1136 | err_fall_wake: |
Mark Brown | 92a4987 | 2013-01-11 08:55:39 +0900 | [diff] [blame] | 1137 | arizona_set_irq_wake(arizona, jack_irq_fall, 0); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1138 | err_fall: |
Mark Brown | 92a4987 | 2013-01-11 08:55:39 +0900 | [diff] [blame] | 1139 | arizona_free_irq(arizona, jack_irq_fall, info); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1140 | err_rise_wake: |
Mark Brown | 92a4987 | 2013-01-11 08:55:39 +0900 | [diff] [blame] | 1141 | arizona_set_irq_wake(arizona, jack_irq_rise, 0); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1142 | err_rise: |
Mark Brown | 92a4987 | 2013-01-11 08:55:39 +0900 | [diff] [blame] | 1143 | arizona_free_irq(arizona, jack_irq_rise, info); |
Mark Brown | 34efe4d | 2012-07-20 17:07:29 +0100 | [diff] [blame] | 1144 | err_input: |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1145 | err_register: |
| 1146 | pm_runtime_disable(&pdev->dev); |
| 1147 | extcon_dev_unregister(&info->edev); |
| 1148 | err: |
| 1149 | return ret; |
| 1150 | } |
| 1151 | |
Bill Pemberton | 93ed032 | 2012-11-19 13:25:49 -0500 | [diff] [blame] | 1152 | static int arizona_extcon_remove(struct platform_device *pdev) |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1153 | { |
| 1154 | struct arizona_extcon_info *info = platform_get_drvdata(pdev); |
| 1155 | struct arizona *arizona = info->arizona; |
Mark Brown | 92a4987 | 2013-01-11 08:55:39 +0900 | [diff] [blame] | 1156 | int jack_irq_rise, jack_irq_fall; |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1157 | |
| 1158 | pm_runtime_disable(&pdev->dev); |
| 1159 | |
Mark Brown | dab63eb | 2013-01-11 08:55:36 +0900 | [diff] [blame] | 1160 | regmap_update_bits(arizona->regmap, |
| 1161 | ARIZONA_MICD_CLAMP_CONTROL, |
| 1162 | ARIZONA_MICD_CLAMP_MODE_MASK, 0); |
| 1163 | |
Mark Brown | 92a4987 | 2013-01-11 08:55:39 +0900 | [diff] [blame] | 1164 | if (arizona->pdata.jd_gpio5) { |
| 1165 | jack_irq_rise = ARIZONA_IRQ_MICD_CLAMP_RISE; |
| 1166 | jack_irq_fall = ARIZONA_IRQ_MICD_CLAMP_FALL; |
| 1167 | } else { |
| 1168 | jack_irq_rise = ARIZONA_IRQ_JD_RISE; |
| 1169 | jack_irq_fall = ARIZONA_IRQ_JD_FALL; |
| 1170 | } |
| 1171 | |
| 1172 | arizona_set_irq_wake(arizona, jack_irq_rise, 0); |
| 1173 | arizona_set_irq_wake(arizona, jack_irq_fall, 0); |
| 1174 | arizona_free_irq(arizona, ARIZONA_IRQ_HPDET, info); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1175 | arizona_free_irq(arizona, ARIZONA_IRQ_MICDET, info); |
Mark Brown | 92a4987 | 2013-01-11 08:55:39 +0900 | [diff] [blame] | 1176 | arizona_free_irq(arizona, jack_irq_rise, info); |
| 1177 | arizona_free_irq(arizona, jack_irq_fall, info); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1178 | regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE, |
| 1179 | ARIZONA_JD1_ENA, 0); |
| 1180 | arizona_clk32k_disable(arizona); |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1181 | extcon_dev_unregister(&info->edev); |
| 1182 | |
| 1183 | return 0; |
| 1184 | } |
| 1185 | |
| 1186 | static struct platform_driver arizona_extcon_driver = { |
| 1187 | .driver = { |
| 1188 | .name = "arizona-extcon", |
| 1189 | .owner = THIS_MODULE, |
| 1190 | }, |
| 1191 | .probe = arizona_extcon_probe, |
Bill Pemberton | 5f7e222 | 2012-11-19 13:20:06 -0500 | [diff] [blame] | 1192 | .remove = arizona_extcon_remove, |
Mark Brown | f2c32a8 | 2012-06-24 12:09:45 +0100 | [diff] [blame] | 1193 | }; |
| 1194 | |
| 1195 | module_platform_driver(arizona_extcon_driver); |
| 1196 | |
| 1197 | MODULE_DESCRIPTION("Arizona Extcon driver"); |
| 1198 | MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); |
| 1199 | MODULE_LICENSE("GPL"); |
| 1200 | MODULE_ALIAS("platform:extcon-arizona"); |