Commit | Line | Data |
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f2c32a88 MB |
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> | |
34efe4dc | 24 | #include <linux/input.h> |
f2c32a88 MB |
25 | #include <linux/platform_device.h> |
26 | #include <linux/pm_runtime.h> | |
27 | #include <linux/regulator/consumer.h> | |
28 | #include <linux/extcon.h> | |
29 | ||
bbbd46e3 MB |
30 | #include <sound/soc.h> |
31 | ||
f2c32a88 MB |
32 | #include <linux/mfd/arizona/core.h> |
33 | #include <linux/mfd/arizona/pdata.h> | |
34 | #include <linux/mfd/arizona/registers.h> | |
35 | ||
6fed4d86 | 36 | #define ARIZONA_MAX_MICD_RANGE 8 |
34efe4dc | 37 | |
4f340333 MB |
38 | #define ARIZONA_ACCDET_MODE_MIC 0 |
39 | #define ARIZONA_ACCDET_MODE_HPL 1 | |
40 | #define ARIZONA_ACCDET_MODE_HPR 2 | |
41 | ||
a288d648 RF |
42 | #define ARIZONA_MICD_CLAMP_MODE_JDL 0x4 |
43 | #define ARIZONA_MICD_CLAMP_MODE_JDH 0x5 | |
44 | #define ARIZONA_MICD_CLAMP_MODE_JDL_GP5H 0x9 | |
45 | #define ARIZONA_MICD_CLAMP_MODE_JDH_GP5H 0xb | |
46 | ||
9dd5e53d MB |
47 | #define ARIZONA_HPDET_MAX 10000 |
48 | ||
2643fd64 | 49 | #define HPDET_DEBOUNCE 500 |
7abd4e2a | 50 | #define DEFAULT_MICD_TIMEOUT 2000 |
a3e2078d | 51 | |
ffae24fe CK |
52 | #define MICD_LVL_1_TO_7 (ARIZONA_MICD_LVL_1 | ARIZONA_MICD_LVL_2 | \ |
53 | ARIZONA_MICD_LVL_3 | ARIZONA_MICD_LVL_4 | \ | |
54 | ARIZONA_MICD_LVL_5 | ARIZONA_MICD_LVL_6 | \ | |
55 | ARIZONA_MICD_LVL_7) | |
56 | ||
57 | #define MICD_LVL_0_TO_7 (ARIZONA_MICD_LVL_0 | MICD_LVL_1_TO_7) | |
58 | ||
59 | #define MICD_LVL_0_TO_8 (MICD_LVL_0_TO_7 | ARIZONA_MICD_LVL_8) | |
60 | ||
f2c32a88 MB |
61 | struct arizona_extcon_info { |
62 | struct device *dev; | |
63 | struct arizona *arizona; | |
64 | struct mutex lock; | |
65 | struct regulator *micvdd; | |
34efe4dc | 66 | struct input_dev *input; |
f2c32a88 | 67 | |
a3e2078d MB |
68 | u16 last_jackdet; |
69 | ||
f2c32a88 MB |
70 | int micd_mode; |
71 | const struct arizona_micd_config *micd_modes; | |
72 | int micd_num_modes; | |
73 | ||
6fed4d86 MB |
74 | const struct arizona_micd_range *micd_ranges; |
75 | int num_micd_ranges; | |
76 | ||
7abd4e2a MB |
77 | int micd_timeout; |
78 | ||
f2c32a88 | 79 | bool micd_reva; |
dab63eb2 | 80 | bool micd_clamp; |
f2c32a88 | 81 | |
0e27bd31 | 82 | struct delayed_work hpdet_work; |
cd59e796 | 83 | struct delayed_work micd_detect_work; |
939c5671 | 84 | struct delayed_work micd_timeout_work; |
0e27bd31 | 85 | |
4f340333 | 86 | bool hpdet_active; |
bf14ee5a | 87 | bool hpdet_done; |
9dd5e53d | 88 | bool hpdet_retried; |
4f340333 | 89 | |
dd235eea | 90 | int num_hpdet_res; |
1eda6aa7 | 91 | unsigned int hpdet_res[3]; |
dd235eea | 92 | |
f2c32a88 MB |
93 | bool mic; |
94 | bool detecting; | |
95 | int jack_flips; | |
96 | ||
4f340333 MB |
97 | int hpdet_ip; |
98 | ||
ef70a214 | 99 | struct extcon_dev *edev; |
f2c32a88 MB |
100 | }; |
101 | ||
102 | static const struct arizona_micd_config micd_default_modes[] = { | |
41024243 CK |
103 | { ARIZONA_ACCDET_SRC, 1, 0 }, |
104 | { 0, 2, 1 }, | |
f2c32a88 MB |
105 | }; |
106 | ||
6fed4d86 MB |
107 | static const struct arizona_micd_range micd_default_ranges[] = { |
108 | { .max = 11, .key = BTN_0 }, | |
109 | { .max = 28, .key = BTN_1 }, | |
110 | { .max = 54, .key = BTN_2 }, | |
111 | { .max = 100, .key = BTN_3 }, | |
112 | { .max = 186, .key = BTN_4 }, | |
113 | { .max = 430, .key = BTN_5 }, | |
114 | }; | |
115 | ||
116 | static const int arizona_micd_levels[] = { | |
117 | 3, 6, 8, 11, 13, 16, 18, 21, 23, 26, 28, 31, 34, 36, 39, 41, 44, 46, | |
118 | 49, 52, 54, 57, 60, 62, 65, 67, 70, 73, 75, 78, 81, 83, 89, 94, 100, | |
119 | 105, 111, 116, 122, 127, 139, 150, 161, 173, 186, 196, 209, 220, 245, | |
120 | 270, 295, 321, 348, 375, 402, 430, 489, 550, 614, 681, 752, 903, 1071, | |
121 | 1257, | |
34efe4dc MB |
122 | }; |
123 | ||
325c6423 MB |
124 | #define ARIZONA_CABLE_MECHANICAL 0 |
125 | #define ARIZONA_CABLE_MICROPHONE 1 | |
126 | #define ARIZONA_CABLE_HEADPHONE 2 | |
4f340333 | 127 | #define ARIZONA_CABLE_LINEOUT 3 |
f2c32a88 MB |
128 | |
129 | static const char *arizona_cable[] = { | |
325c6423 MB |
130 | "Mechanical", |
131 | "Microphone", | |
132 | "Headphone", | |
4f340333 | 133 | "Line-out", |
f2c32a88 MB |
134 | NULL, |
135 | }; | |
136 | ||
9dd5e53d MB |
137 | static void arizona_start_hpdet_acc_id(struct arizona_extcon_info *info); |
138 | ||
03409071 MB |
139 | static void arizona_extcon_do_magic(struct arizona_extcon_info *info, |
140 | unsigned int magic) | |
141 | { | |
142 | struct arizona *arizona = info->arizona; | |
03409071 MB |
143 | int ret; |
144 | ||
145 | mutex_lock(&arizona->dapm->card->dapm_mutex); | |
146 | ||
df8c3dbe | 147 | arizona->hpdet_magic = magic; |
03409071 | 148 | |
df8c3dbe MB |
149 | /* Keep the HP output stages disabled while doing the magic */ |
150 | if (magic) { | |
151 | ret = regmap_update_bits(arizona->regmap, | |
152 | ARIZONA_OUTPUT_ENABLES_1, | |
153 | ARIZONA_OUT1L_ENA | | |
154 | ARIZONA_OUT1R_ENA, 0); | |
03409071 | 155 | if (ret != 0) |
df8c3dbe MB |
156 | dev_warn(arizona->dev, |
157 | "Failed to disable headphone outputs: %d\n", | |
158 | ret); | |
159 | } | |
160 | ||
161 | ret = regmap_update_bits(arizona->regmap, 0x225, 0x4000, | |
162 | magic); | |
163 | if (ret != 0) | |
164 | dev_warn(arizona->dev, "Failed to do magic: %d\n", | |
03409071 MB |
165 | ret); |
166 | ||
df8c3dbe MB |
167 | ret = regmap_update_bits(arizona->regmap, 0x226, 0x4000, |
168 | magic); | |
169 | if (ret != 0) | |
170 | dev_warn(arizona->dev, "Failed to do magic: %d\n", | |
171 | ret); | |
172 | ||
173 | /* Restore the desired state while not doing the magic */ | |
174 | if (!magic) { | |
175 | ret = regmap_update_bits(arizona->regmap, | |
176 | ARIZONA_OUTPUT_ENABLES_1, | |
177 | ARIZONA_OUT1L_ENA | | |
178 | ARIZONA_OUT1R_ENA, arizona->hp_ena); | |
03409071 | 179 | if (ret != 0) |
df8c3dbe MB |
180 | dev_warn(arizona->dev, |
181 | "Failed to restore headphone outputs: %d\n", | |
03409071 MB |
182 | ret); |
183 | } | |
184 | ||
185 | mutex_unlock(&arizona->dapm->card->dapm_mutex); | |
186 | } | |
187 | ||
f2c32a88 MB |
188 | static void arizona_extcon_set_mode(struct arizona_extcon_info *info, int mode) |
189 | { | |
190 | struct arizona *arizona = info->arizona; | |
191 | ||
6fed4d86 | 192 | mode %= info->micd_num_modes; |
84eaa136 | 193 | |
cd74f7b3 MB |
194 | if (arizona->pdata.micd_pol_gpio > 0) |
195 | gpio_set_value_cansleep(arizona->pdata.micd_pol_gpio, | |
196 | info->micd_modes[mode].gpio); | |
f2c32a88 MB |
197 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, |
198 | ARIZONA_MICD_BIAS_SRC_MASK, | |
41024243 CK |
199 | info->micd_modes[mode].bias << |
200 | ARIZONA_MICD_BIAS_SRC_SHIFT); | |
f2c32a88 MB |
201 | regmap_update_bits(arizona->regmap, ARIZONA_ACCESSORY_DETECT_MODE_1, |
202 | ARIZONA_ACCDET_SRC, info->micd_modes[mode].src); | |
203 | ||
204 | info->micd_mode = mode; | |
205 | ||
206 | dev_dbg(arizona->dev, "Set jack polarity to %d\n", mode); | |
207 | } | |
208 | ||
bbbd46e3 MB |
209 | static const char *arizona_extcon_get_micbias(struct arizona_extcon_info *info) |
210 | { | |
41024243 | 211 | switch (info->micd_modes[0].bias) { |
bbbd46e3 MB |
212 | case 1: |
213 | return "MICBIAS1"; | |
214 | case 2: | |
215 | return "MICBIAS2"; | |
216 | case 3: | |
217 | return "MICBIAS3"; | |
218 | default: | |
219 | return "MICVDD"; | |
220 | } | |
221 | } | |
222 | ||
223 | static void arizona_extcon_pulse_micbias(struct arizona_extcon_info *info) | |
224 | { | |
225 | struct arizona *arizona = info->arizona; | |
226 | const char *widget = arizona_extcon_get_micbias(info); | |
227 | struct snd_soc_dapm_context *dapm = arizona->dapm; | |
228 | int ret; | |
229 | ||
bbbd46e3 MB |
230 | ret = snd_soc_dapm_force_enable_pin(dapm, widget); |
231 | if (ret != 0) | |
232 | dev_warn(arizona->dev, "Failed to enable %s: %d\n", | |
233 | widget, ret); | |
234 | ||
bbbd46e3 MB |
235 | snd_soc_dapm_sync(dapm); |
236 | ||
237 | if (!arizona->pdata.micd_force_micbias) { | |
bbbd46e3 MB |
238 | ret = snd_soc_dapm_disable_pin(arizona->dapm, widget); |
239 | if (ret != 0) | |
240 | dev_warn(arizona->dev, "Failed to disable %s: %d\n", | |
241 | widget, ret); | |
242 | ||
bbbd46e3 MB |
243 | snd_soc_dapm_sync(dapm); |
244 | } | |
245 | } | |
246 | ||
9b1270c7 MB |
247 | static void arizona_start_mic(struct arizona_extcon_info *info) |
248 | { | |
249 | struct arizona *arizona = info->arizona; | |
250 | bool change; | |
251 | int ret; | |
252 | ||
9b1270c7 MB |
253 | /* Microphone detection can't use idle mode */ |
254 | pm_runtime_get(info->dev); | |
255 | ||
bbbd46e3 MB |
256 | if (info->detecting) { |
257 | ret = regulator_allow_bypass(info->micvdd, false); | |
258 | if (ret != 0) { | |
259 | dev_err(arizona->dev, | |
260 | "Failed to regulate MICVDD: %d\n", | |
261 | ret); | |
262 | } | |
263 | } | |
264 | ||
9b1270c7 MB |
265 | ret = regulator_enable(info->micvdd); |
266 | if (ret != 0) { | |
267 | dev_err(arizona->dev, "Failed to enable MICVDD: %d\n", | |
268 | ret); | |
269 | } | |
270 | ||
271 | if (info->micd_reva) { | |
272 | regmap_write(arizona->regmap, 0x80, 0x3); | |
273 | regmap_write(arizona->regmap, 0x294, 0); | |
274 | regmap_write(arizona->regmap, 0x80, 0x0); | |
275 | } | |
276 | ||
277 | regmap_update_bits(arizona->regmap, | |
278 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
279 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); | |
280 | ||
bbbd46e3 MB |
281 | arizona_extcon_pulse_micbias(info); |
282 | ||
9b1270c7 MB |
283 | regmap_update_bits_check(arizona->regmap, ARIZONA_MIC_DETECT_1, |
284 | ARIZONA_MICD_ENA, ARIZONA_MICD_ENA, | |
285 | &change); | |
286 | if (!change) { | |
287 | regulator_disable(info->micvdd); | |
288 | pm_runtime_put_autosuspend(info->dev); | |
289 | } | |
290 | } | |
291 | ||
292 | static void arizona_stop_mic(struct arizona_extcon_info *info) | |
293 | { | |
294 | struct arizona *arizona = info->arizona; | |
bbbd46e3 MB |
295 | const char *widget = arizona_extcon_get_micbias(info); |
296 | struct snd_soc_dapm_context *dapm = arizona->dapm; | |
9b1270c7 | 297 | bool change; |
bbbd46e3 | 298 | int ret; |
9b1270c7 MB |
299 | |
300 | regmap_update_bits_check(arizona->regmap, ARIZONA_MIC_DETECT_1, | |
301 | ARIZONA_MICD_ENA, 0, | |
302 | &change); | |
303 | ||
bbbd46e3 MB |
304 | ret = snd_soc_dapm_disable_pin(dapm, widget); |
305 | if (ret != 0) | |
306 | dev_warn(arizona->dev, | |
307 | "Failed to disable %s: %d\n", | |
308 | widget, ret); | |
309 | ||
bbbd46e3 MB |
310 | snd_soc_dapm_sync(dapm); |
311 | ||
9b1270c7 MB |
312 | if (info->micd_reva) { |
313 | regmap_write(arizona->regmap, 0x80, 0x3); | |
314 | regmap_write(arizona->regmap, 0x294, 2); | |
315 | regmap_write(arizona->regmap, 0x80, 0x0); | |
316 | } | |
317 | ||
bbbd46e3 MB |
318 | ret = regulator_allow_bypass(info->micvdd, true); |
319 | if (ret != 0) { | |
320 | dev_err(arizona->dev, "Failed to bypass MICVDD: %d\n", | |
321 | ret); | |
322 | } | |
323 | ||
9b1270c7 MB |
324 | if (change) { |
325 | regulator_disable(info->micvdd); | |
326 | pm_runtime_mark_last_busy(info->dev); | |
327 | pm_runtime_put_autosuspend(info->dev); | |
328 | } | |
329 | } | |
330 | ||
4f340333 MB |
331 | static struct { |
332 | unsigned int factor_a; | |
333 | unsigned int factor_b; | |
334 | } arizona_hpdet_b_ranges[] = { | |
335 | { 5528, 362464 }, | |
336 | { 11084, 6186851 }, | |
337 | { 11065, 65460395 }, | |
338 | }; | |
339 | ||
340 | static struct { | |
341 | int min; | |
342 | int max; | |
343 | } arizona_hpdet_c_ranges[] = { | |
344 | { 0, 30 }, | |
345 | { 8, 100 }, | |
346 | { 100, 1000 }, | |
347 | { 1000, 10000 }, | |
348 | }; | |
349 | ||
350 | static int arizona_hpdet_read(struct arizona_extcon_info *info) | |
351 | { | |
352 | struct arizona *arizona = info->arizona; | |
353 | unsigned int val, range; | |
354 | int ret; | |
355 | ||
356 | ret = regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_2, &val); | |
357 | if (ret != 0) { | |
358 | dev_err(arizona->dev, "Failed to read HPDET status: %d\n", | |
359 | ret); | |
360 | return ret; | |
361 | } | |
362 | ||
363 | switch (info->hpdet_ip) { | |
364 | case 0: | |
365 | if (!(val & ARIZONA_HP_DONE)) { | |
366 | dev_err(arizona->dev, "HPDET did not complete: %x\n", | |
367 | val); | |
e6dd8cf2 | 368 | return -EAGAIN; |
4f340333 MB |
369 | } |
370 | ||
371 | val &= ARIZONA_HP_LVL_MASK; | |
372 | break; | |
373 | ||
374 | case 1: | |
375 | if (!(val & ARIZONA_HP_DONE_B)) { | |
376 | dev_err(arizona->dev, "HPDET did not complete: %x\n", | |
377 | val); | |
e6dd8cf2 | 378 | return -EAGAIN; |
4f340333 MB |
379 | } |
380 | ||
381 | ret = regmap_read(arizona->regmap, ARIZONA_HP_DACVAL, &val); | |
382 | if (ret != 0) { | |
383 | dev_err(arizona->dev, "Failed to read HP value: %d\n", | |
384 | ret); | |
e6dd8cf2 | 385 | return -EAGAIN; |
4f340333 MB |
386 | } |
387 | ||
388 | regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1, | |
389 | &range); | |
390 | range = (range & ARIZONA_HP_IMPEDANCE_RANGE_MASK) | |
391 | >> ARIZONA_HP_IMPEDANCE_RANGE_SHIFT; | |
392 | ||
393 | if (range < ARRAY_SIZE(arizona_hpdet_b_ranges) - 1 && | |
4ba1a9ff | 394 | (val < 100 || val >= 0x3fb)) { |
4f340333 MB |
395 | range++; |
396 | dev_dbg(arizona->dev, "Moving to HPDET range %d\n", | |
397 | range); | |
398 | regmap_update_bits(arizona->regmap, | |
399 | ARIZONA_HEADPHONE_DETECT_1, | |
400 | ARIZONA_HP_IMPEDANCE_RANGE_MASK, | |
401 | range << | |
402 | ARIZONA_HP_IMPEDANCE_RANGE_SHIFT); | |
403 | return -EAGAIN; | |
404 | } | |
405 | ||
406 | /* If we go out of range report top of range */ | |
4ba1a9ff | 407 | if (val < 100 || val >= 0x3fb) { |
4f340333 | 408 | dev_dbg(arizona->dev, "Measurement out of range\n"); |
9dd5e53d | 409 | return ARIZONA_HPDET_MAX; |
4f340333 MB |
410 | } |
411 | ||
412 | dev_dbg(arizona->dev, "HPDET read %d in range %d\n", | |
413 | val, range); | |
414 | ||
415 | val = arizona_hpdet_b_ranges[range].factor_b | |
416 | / ((val * 100) - | |
417 | arizona_hpdet_b_ranges[range].factor_a); | |
418 | break; | |
419 | ||
420 | default: | |
421 | dev_warn(arizona->dev, "Unknown HPDET IP revision %d\n", | |
422 | info->hpdet_ip); | |
423 | case 2: | |
424 | if (!(val & ARIZONA_HP_DONE_B)) { | |
425 | dev_err(arizona->dev, "HPDET did not complete: %x\n", | |
426 | val); | |
e6dd8cf2 | 427 | return -EAGAIN; |
4f340333 MB |
428 | } |
429 | ||
430 | val &= ARIZONA_HP_LVL_B_MASK; | |
77438610 CK |
431 | /* Convert to ohms, the value is in 0.5 ohm increments */ |
432 | val /= 2; | |
4f340333 MB |
433 | |
434 | regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1, | |
435 | &range); | |
436 | range = (range & ARIZONA_HP_IMPEDANCE_RANGE_MASK) | |
437 | >> ARIZONA_HP_IMPEDANCE_RANGE_SHIFT; | |
438 | ||
9141461d | 439 | /* Skip up a range, or report? */ |
4f340333 MB |
440 | if (range < ARRAY_SIZE(arizona_hpdet_c_ranges) - 1 && |
441 | (val >= arizona_hpdet_c_ranges[range].max)) { | |
442 | range++; | |
443 | dev_dbg(arizona->dev, "Moving to HPDET range %d-%d\n", | |
444 | arizona_hpdet_c_ranges[range].min, | |
445 | arizona_hpdet_c_ranges[range].max); | |
446 | regmap_update_bits(arizona->regmap, | |
447 | ARIZONA_HEADPHONE_DETECT_1, | |
448 | ARIZONA_HP_IMPEDANCE_RANGE_MASK, | |
449 | range << | |
450 | ARIZONA_HP_IMPEDANCE_RANGE_SHIFT); | |
451 | return -EAGAIN; | |
452 | } | |
9141461d CK |
453 | |
454 | if (range && (val < arizona_hpdet_c_ranges[range].min)) { | |
455 | dev_dbg(arizona->dev, "Reporting range boundary %d\n", | |
456 | arizona_hpdet_c_ranges[range].min); | |
457 | val = arizona_hpdet_c_ranges[range].min; | |
458 | } | |
4f340333 MB |
459 | } |
460 | ||
461 | dev_dbg(arizona->dev, "HP impedance %d ohms\n", val); | |
462 | return val; | |
463 | } | |
464 | ||
9c2ba270 MB |
465 | static int arizona_hpdet_do_id(struct arizona_extcon_info *info, int *reading, |
466 | bool *mic) | |
dd235eea MB |
467 | { |
468 | struct arizona *arizona = info->arizona; | |
1eda6aa7 | 469 | int id_gpio = arizona->pdata.hpdet_id_gpio; |
dd235eea MB |
470 | |
471 | /* | |
472 | * If we're using HPDET for accessory identification we need | |
473 | * to take multiple measurements, step through them in sequence. | |
474 | */ | |
475 | if (arizona->pdata.hpdet_acc_id) { | |
476 | info->hpdet_res[info->num_hpdet_res++] = *reading; | |
1eda6aa7 MB |
477 | |
478 | /* Only check the mic directly if we didn't already ID it */ | |
9c2ba270 | 479 | if (id_gpio && info->num_hpdet_res == 1) { |
1eda6aa7 MB |
480 | dev_dbg(arizona->dev, "Measuring mic\n"); |
481 | ||
482 | regmap_update_bits(arizona->regmap, | |
483 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
484 | ARIZONA_ACCDET_MODE_MASK | | |
485 | ARIZONA_ACCDET_SRC, | |
486 | ARIZONA_ACCDET_MODE_HPR | | |
487 | info->micd_modes[0].src); | |
488 | ||
489 | gpio_set_value_cansleep(id_gpio, 1); | |
490 | ||
dd235eea MB |
491 | regmap_update_bits(arizona->regmap, |
492 | ARIZONA_HEADPHONE_DETECT_1, | |
493 | ARIZONA_HP_POLL, ARIZONA_HP_POLL); | |
494 | return -EAGAIN; | |
495 | } | |
496 | ||
497 | /* OK, got both. Now, compare... */ | |
9c2ba270 MB |
498 | dev_dbg(arizona->dev, "HPDET measured %d %d\n", |
499 | info->hpdet_res[0], info->hpdet_res[1]); | |
c37b387f MB |
500 | |
501 | /* Take the headphone impedance for the main report */ | |
502 | *reading = info->hpdet_res[0]; | |
503 | ||
9dd5e53d MB |
504 | /* Sometimes we get false readings due to slow insert */ |
505 | if (*reading >= ARIZONA_HPDET_MAX && !info->hpdet_retried) { | |
506 | dev_dbg(arizona->dev, "Retrying high impedance\n"); | |
507 | info->num_hpdet_res = 0; | |
508 | info->hpdet_retried = true; | |
509 | arizona_start_hpdet_acc_id(info); | |
510 | pm_runtime_put(info->dev); | |
511 | return -EAGAIN; | |
512 | } | |
513 | ||
1eda6aa7 | 514 | /* |
d97abdde | 515 | * If we measure the mic as high impedance |
1eda6aa7 | 516 | */ |
9c2ba270 | 517 | if (!id_gpio || info->hpdet_res[1] > 50) { |
dd235eea | 518 | dev_dbg(arizona->dev, "Detected mic\n"); |
9c2ba270 | 519 | *mic = true; |
bf14ee5a | 520 | info->detecting = true; |
dd235eea MB |
521 | } else { |
522 | dev_dbg(arizona->dev, "Detected headphone\n"); | |
523 | } | |
524 | ||
525 | /* Make sure everything is reset back to the real polarity */ | |
526 | regmap_update_bits(arizona->regmap, | |
527 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
528 | ARIZONA_ACCDET_SRC, | |
529 | info->micd_modes[0].src); | |
530 | } | |
531 | ||
532 | return 0; | |
533 | } | |
534 | ||
4f340333 MB |
535 | static irqreturn_t arizona_hpdet_irq(int irq, void *data) |
536 | { | |
537 | struct arizona_extcon_info *info = data; | |
538 | struct arizona *arizona = info->arizona; | |
1eda6aa7 | 539 | int id_gpio = arizona->pdata.hpdet_id_gpio; |
4f340333 | 540 | int report = ARIZONA_CABLE_HEADPHONE; |
dd235eea | 541 | int ret, reading; |
9c2ba270 | 542 | bool mic = false; |
4f340333 MB |
543 | |
544 | mutex_lock(&info->lock); | |
545 | ||
546 | /* If we got a spurious IRQ for some reason then ignore it */ | |
547 | if (!info->hpdet_active) { | |
548 | dev_warn(arizona->dev, "Spurious HPDET IRQ\n"); | |
549 | mutex_unlock(&info->lock); | |
550 | return IRQ_NONE; | |
551 | } | |
552 | ||
553 | /* If the cable was removed while measuring ignore the result */ | |
ef70a214 | 554 | ret = extcon_get_cable_state_(info->edev, ARIZONA_CABLE_MECHANICAL); |
4f340333 MB |
555 | if (ret < 0) { |
556 | dev_err(arizona->dev, "Failed to check cable state: %d\n", | |
557 | ret); | |
558 | goto out; | |
559 | } else if (!ret) { | |
560 | dev_dbg(arizona->dev, "Ignoring HPDET for removed cable\n"); | |
561 | goto done; | |
562 | } | |
563 | ||
564 | ret = arizona_hpdet_read(info); | |
d6675667 | 565 | if (ret == -EAGAIN) |
4f340333 | 566 | goto out; |
d6675667 | 567 | else if (ret < 0) |
4f340333 | 568 | goto done; |
dd235eea | 569 | reading = ret; |
4f340333 MB |
570 | |
571 | /* Reset back to starting range */ | |
572 | regmap_update_bits(arizona->regmap, | |
573 | ARIZONA_HEADPHONE_DETECT_1, | |
dd235eea MB |
574 | ARIZONA_HP_IMPEDANCE_RANGE_MASK | ARIZONA_HP_POLL, |
575 | 0); | |
576 | ||
9c2ba270 | 577 | ret = arizona_hpdet_do_id(info, &reading, &mic); |
d6675667 | 578 | if (ret == -EAGAIN) |
dd235eea | 579 | goto out; |
d6675667 | 580 | else if (ret < 0) |
dd235eea | 581 | goto done; |
4f340333 MB |
582 | |
583 | /* Report high impedence cables as line outputs */ | |
dd235eea | 584 | if (reading >= 5000) |
4f340333 MB |
585 | report = ARIZONA_CABLE_LINEOUT; |
586 | else | |
587 | report = ARIZONA_CABLE_HEADPHONE; | |
588 | ||
ef70a214 | 589 | ret = extcon_set_cable_state_(info->edev, report, true); |
4f340333 MB |
590 | if (ret != 0) |
591 | dev_err(arizona->dev, "Failed to report HP/line: %d\n", | |
592 | ret); | |
593 | ||
a3e00d4b CK |
594 | done: |
595 | /* Reset back to starting range */ | |
596 | regmap_update_bits(arizona->regmap, | |
597 | ARIZONA_HEADPHONE_DETECT_1, | |
598 | ARIZONA_HP_IMPEDANCE_RANGE_MASK | ARIZONA_HP_POLL, | |
599 | 0); | |
600 | ||
03409071 | 601 | arizona_extcon_do_magic(info, 0); |
4f340333 | 602 | |
1eda6aa7 MB |
603 | if (id_gpio) |
604 | gpio_set_value_cansleep(id_gpio, 0); | |
4f340333 MB |
605 | |
606 | /* Revert back to MICDET mode */ | |
607 | regmap_update_bits(arizona->regmap, | |
608 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
609 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); | |
610 | ||
611 | /* If we have a mic then reenable MICDET */ | |
9c2ba270 | 612 | if (mic || info->mic) |
4f340333 MB |
613 | arizona_start_mic(info); |
614 | ||
615 | if (info->hpdet_active) { | |
616 | pm_runtime_put_autosuspend(info->dev); | |
617 | info->hpdet_active = false; | |
618 | } | |
619 | ||
bf14ee5a MB |
620 | info->hpdet_done = true; |
621 | ||
4f340333 MB |
622 | out: |
623 | mutex_unlock(&info->lock); | |
624 | ||
625 | return IRQ_HANDLED; | |
626 | } | |
627 | ||
628 | static void arizona_identify_headphone(struct arizona_extcon_info *info) | |
629 | { | |
630 | struct arizona *arizona = info->arizona; | |
631 | int ret; | |
632 | ||
bf14ee5a MB |
633 | if (info->hpdet_done) |
634 | return; | |
635 | ||
4f340333 MB |
636 | dev_dbg(arizona->dev, "Starting HPDET\n"); |
637 | ||
638 | /* Make sure we keep the device enabled during the measurement */ | |
639 | pm_runtime_get(info->dev); | |
640 | ||
641 | info->hpdet_active = true; | |
642 | ||
643 | if (info->mic) | |
644 | arizona_stop_mic(info); | |
645 | ||
03409071 | 646 | arizona_extcon_do_magic(info, 0x4000); |
4f340333 MB |
647 | |
648 | ret = regmap_update_bits(arizona->regmap, | |
649 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
650 | ARIZONA_ACCDET_MODE_MASK, | |
651 | ARIZONA_ACCDET_MODE_HPL); | |
652 | if (ret != 0) { | |
653 | dev_err(arizona->dev, "Failed to set HPDETL mode: %d\n", ret); | |
654 | goto err; | |
655 | } | |
656 | ||
657 | ret = regmap_update_bits(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1, | |
658 | ARIZONA_HP_POLL, ARIZONA_HP_POLL); | |
659 | if (ret != 0) { | |
660 | dev_err(arizona->dev, "Can't start HPDETL measurement: %d\n", | |
661 | ret); | |
662 | goto err; | |
663 | } | |
664 | ||
665 | return; | |
666 | ||
667 | err: | |
668 | regmap_update_bits(arizona->regmap, ARIZONA_ACCESSORY_DETECT_MODE_1, | |
669 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); | |
670 | ||
671 | /* Just report headphone */ | |
34602486 NO |
672 | ret = extcon_set_cable_state_(info->edev, |
673 | ARIZONA_CABLE_HEADPHONE, true); | |
4f340333 MB |
674 | if (ret != 0) |
675 | dev_err(arizona->dev, "Failed to report headphone: %d\n", ret); | |
676 | ||
677 | if (info->mic) | |
678 | arizona_start_mic(info); | |
679 | ||
680 | info->hpdet_active = false; | |
681 | } | |
dd235eea MB |
682 | |
683 | static void arizona_start_hpdet_acc_id(struct arizona_extcon_info *info) | |
684 | { | |
685 | struct arizona *arizona = info->arizona; | |
9c2ba270 MB |
686 | int hp_reading = 32; |
687 | bool mic; | |
dd235eea MB |
688 | int ret; |
689 | ||
690 | dev_dbg(arizona->dev, "Starting identification via HPDET\n"); | |
691 | ||
692 | /* Make sure we keep the device enabled during the measurement */ | |
0e27bd31 | 693 | pm_runtime_get_sync(info->dev); |
dd235eea MB |
694 | |
695 | info->hpdet_active = true; | |
696 | ||
03409071 | 697 | arizona_extcon_do_magic(info, 0x4000); |
dd235eea MB |
698 | |
699 | ret = regmap_update_bits(arizona->regmap, | |
700 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
701 | ARIZONA_ACCDET_SRC | ARIZONA_ACCDET_MODE_MASK, | |
702 | info->micd_modes[0].src | | |
703 | ARIZONA_ACCDET_MODE_HPL); | |
704 | if (ret != 0) { | |
705 | dev_err(arizona->dev, "Failed to set HPDETL mode: %d\n", ret); | |
706 | goto err; | |
707 | } | |
708 | ||
9c2ba270 MB |
709 | if (arizona->pdata.hpdet_acc_id_line) { |
710 | ret = regmap_update_bits(arizona->regmap, | |
711 | ARIZONA_HEADPHONE_DETECT_1, | |
712 | ARIZONA_HP_POLL, ARIZONA_HP_POLL); | |
713 | if (ret != 0) { | |
714 | dev_err(arizona->dev, | |
715 | "Can't start HPDETL measurement: %d\n", | |
716 | ret); | |
717 | goto err; | |
718 | } | |
719 | } else { | |
720 | arizona_hpdet_do_id(info, &hp_reading, &mic); | |
4f340333 MB |
721 | } |
722 | ||
dd235eea MB |
723 | return; |
724 | ||
725 | err: | |
726 | regmap_update_bits(arizona->regmap, ARIZONA_ACCESSORY_DETECT_MODE_1, | |
727 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); | |
728 | ||
729 | /* Just report headphone */ | |
34602486 NO |
730 | ret = extcon_set_cable_state_(info->edev, |
731 | ARIZONA_CABLE_HEADPHONE, true); | |
dd235eea MB |
732 | if (ret != 0) |
733 | dev_err(arizona->dev, "Failed to report headphone: %d\n", ret); | |
734 | ||
4f340333 MB |
735 | info->hpdet_active = false; |
736 | } | |
737 | ||
939c5671 MB |
738 | static void arizona_micd_timeout_work(struct work_struct *work) |
739 | { | |
740 | struct arizona_extcon_info *info = container_of(work, | |
c2275d2f CC |
741 | struct arizona_extcon_info, |
742 | micd_timeout_work.work); | |
939c5671 MB |
743 | |
744 | mutex_lock(&info->lock); | |
745 | ||
746 | dev_dbg(info->arizona->dev, "MICD timed out, reporting HP\n"); | |
747 | arizona_identify_headphone(info); | |
748 | ||
749 | info->detecting = false; | |
750 | ||
751 | arizona_stop_mic(info); | |
752 | ||
753 | mutex_unlock(&info->lock); | |
754 | } | |
755 | ||
cd59e796 | 756 | static void arizona_micd_detect(struct work_struct *work) |
f2c32a88 | 757 | { |
cd59e796 | 758 | struct arizona_extcon_info *info = container_of(work, |
c2275d2f CC |
759 | struct arizona_extcon_info, |
760 | micd_detect_work.work); | |
f2c32a88 | 761 | struct arizona *arizona = info->arizona; |
e2c0f476 | 762 | unsigned int val = 0, lvl; |
6fed4d86 | 763 | int ret, i, key; |
f2c32a88 | 764 | |
939c5671 MB |
765 | cancel_delayed_work_sync(&info->micd_timeout_work); |
766 | ||
f2c32a88 MB |
767 | mutex_lock(&info->lock); |
768 | ||
31a847e6 | 769 | /* If the cable was removed while measuring ignore the result */ |
ef70a214 | 770 | ret = extcon_get_cable_state_(info->edev, ARIZONA_CABLE_MECHANICAL); |
31a847e6 CK |
771 | if (ret < 0) { |
772 | dev_err(arizona->dev, "Failed to check cable state: %d\n", | |
773 | ret); | |
774 | mutex_unlock(&info->lock); | |
775 | return; | |
776 | } else if (!ret) { | |
777 | dev_dbg(arizona->dev, "Ignoring MICDET for removed cable\n"); | |
778 | mutex_unlock(&info->lock); | |
779 | return; | |
780 | } | |
781 | ||
ffae24fe | 782 | for (i = 0; i < 10 && !(val & MICD_LVL_0_TO_8); i++) { |
e2c0f476 CK |
783 | ret = regmap_read(arizona->regmap, ARIZONA_MIC_DETECT_3, &val); |
784 | if (ret != 0) { | |
c2275d2f CC |
785 | dev_err(arizona->dev, |
786 | "Failed to read MICDET: %d\n", ret); | |
e2c0f476 | 787 | mutex_unlock(&info->lock); |
cd59e796 | 788 | return; |
e2c0f476 CK |
789 | } |
790 | ||
791 | dev_dbg(arizona->dev, "MICDET: %x\n", val); | |
f2c32a88 | 792 | |
e2c0f476 | 793 | if (!(val & ARIZONA_MICD_VALID)) { |
c2275d2f CC |
794 | dev_warn(arizona->dev, |
795 | "Microphone detection state invalid\n"); | |
e2c0f476 | 796 | mutex_unlock(&info->lock); |
cd59e796 | 797 | return; |
e2c0f476 CK |
798 | } |
799 | } | |
f2c32a88 | 800 | |
ffae24fe | 801 | if (i == 10 && !(val & MICD_LVL_0_TO_8)) { |
e2c0f476 | 802 | dev_err(arizona->dev, "Failed to get valid MICDET value\n"); |
f2c32a88 | 803 | mutex_unlock(&info->lock); |
cd59e796 | 804 | return; |
f2c32a88 MB |
805 | } |
806 | ||
807 | /* Due to jack detect this should never happen */ | |
808 | if (!(val & ARIZONA_MICD_STS)) { | |
809 | dev_warn(arizona->dev, "Detected open circuit\n"); | |
810 | info->detecting = false; | |
811 | goto handled; | |
812 | } | |
813 | ||
814 | /* If we got a high impedence we should have a headset, report it. */ | |
ffae24fe | 815 | if (info->detecting && (val & ARIZONA_MICD_LVL_8)) { |
4f340333 MB |
816 | arizona_identify_headphone(info); |
817 | ||
34602486 NO |
818 | ret = extcon_set_cable_state_(info->edev, |
819 | ARIZONA_CABLE_MICROPHONE, true); | |
f2c32a88 MB |
820 | |
821 | if (ret != 0) | |
822 | dev_err(arizona->dev, "Headset report failed: %d\n", | |
823 | ret); | |
824 | ||
bbbd46e3 MB |
825 | /* Don't need to regulate for button detection */ |
826 | ret = regulator_allow_bypass(info->micvdd, false); | |
827 | if (ret != 0) { | |
828 | dev_err(arizona->dev, "Failed to bypass MICVDD: %d\n", | |
829 | ret); | |
830 | } | |
831 | ||
f2c32a88 MB |
832 | info->mic = true; |
833 | info->detecting = false; | |
834 | goto handled; | |
835 | } | |
836 | ||
837 | /* If we detected a lower impedence during initial startup | |
838 | * then we probably have the wrong polarity, flip it. Don't | |
839 | * do this for the lowest impedences to speed up detection of | |
840 | * plain headphones. If both polarities report a low | |
841 | * impedence then give up and report headphones. | |
842 | */ | |
ffae24fe | 843 | if (info->detecting && (val & MICD_LVL_1_TO_7)) { |
84eaa136 | 844 | if (info->jack_flips >= info->micd_num_modes * 10) { |
4f340333 MB |
845 | dev_dbg(arizona->dev, "Detected HP/line\n"); |
846 | arizona_identify_headphone(info); | |
847 | ||
f2c32a88 | 848 | info->detecting = false; |
9ef2224d | 849 | |
4f340333 | 850 | arizona_stop_mic(info); |
f2c32a88 MB |
851 | } else { |
852 | info->micd_mode++; | |
853 | if (info->micd_mode == info->micd_num_modes) | |
854 | info->micd_mode = 0; | |
855 | arizona_extcon_set_mode(info, info->micd_mode); | |
856 | ||
857 | info->jack_flips++; | |
858 | } | |
859 | ||
860 | goto handled; | |
861 | } | |
862 | ||
863 | /* | |
864 | * If we're still detecting and we detect a short then we've | |
34efe4dc | 865 | * got a headphone. Otherwise it's a button press. |
f2c32a88 | 866 | */ |
ffae24fe | 867 | if (val & MICD_LVL_0_TO_7) { |
f2c32a88 MB |
868 | if (info->mic) { |
869 | dev_dbg(arizona->dev, "Mic button detected\n"); | |
870 | ||
34efe4dc MB |
871 | lvl = val & ARIZONA_MICD_LVL_MASK; |
872 | lvl >>= ARIZONA_MICD_LVL_SHIFT; | |
873 | ||
41a57850 MB |
874 | for (i = 0; i < info->num_micd_ranges; i++) |
875 | input_report_key(info->input, | |
876 | info->micd_ranges[i].key, 0); | |
877 | ||
6fed4d86 MB |
878 | WARN_ON(!lvl); |
879 | WARN_ON(ffs(lvl) - 1 >= info->num_micd_ranges); | |
880 | if (lvl && ffs(lvl) - 1 < info->num_micd_ranges) { | |
881 | key = info->micd_ranges[ffs(lvl) - 1].key; | |
882 | input_report_key(info->input, key, 1); | |
883 | input_sync(info->input); | |
884 | } | |
34efe4dc | 885 | |
f2c32a88 MB |
886 | } else if (info->detecting) { |
887 | dev_dbg(arizona->dev, "Headphone detected\n"); | |
888 | info->detecting = false; | |
889 | arizona_stop_mic(info); | |
890 | ||
4f340333 | 891 | arizona_identify_headphone(info); |
f2c32a88 MB |
892 | } else { |
893 | dev_warn(arizona->dev, "Button with no mic: %x\n", | |
894 | val); | |
895 | } | |
896 | } else { | |
897 | dev_dbg(arizona->dev, "Mic button released\n"); | |
6fed4d86 | 898 | for (i = 0; i < info->num_micd_ranges; i++) |
34efe4dc | 899 | input_report_key(info->input, |
6fed4d86 | 900 | info->micd_ranges[i].key, 0); |
34efe4dc | 901 | input_sync(info->input); |
bbbd46e3 | 902 | arizona_extcon_pulse_micbias(info); |
f2c32a88 MB |
903 | } |
904 | ||
905 | handled: | |
939c5671 | 906 | if (info->detecting) |
df9a5ab4 MB |
907 | queue_delayed_work(system_power_efficient_wq, |
908 | &info->micd_timeout_work, | |
909 | msecs_to_jiffies(info->micd_timeout)); | |
939c5671 | 910 | |
f2c32a88 MB |
911 | pm_runtime_mark_last_busy(info->dev); |
912 | mutex_unlock(&info->lock); | |
cd59e796 MB |
913 | } |
914 | ||
915 | static irqreturn_t arizona_micdet(int irq, void *data) | |
916 | { | |
917 | struct arizona_extcon_info *info = data; | |
918 | struct arizona *arizona = info->arizona; | |
919 | int debounce = arizona->pdata.micd_detect_debounce; | |
920 | ||
921 | cancel_delayed_work_sync(&info->micd_detect_work); | |
922 | cancel_delayed_work_sync(&info->micd_timeout_work); | |
923 | ||
924 | mutex_lock(&info->lock); | |
925 | if (!info->detecting) | |
926 | debounce = 0; | |
927 | mutex_unlock(&info->lock); | |
928 | ||
929 | if (debounce) | |
df9a5ab4 MB |
930 | queue_delayed_work(system_power_efficient_wq, |
931 | &info->micd_detect_work, | |
932 | msecs_to_jiffies(debounce)); | |
cd59e796 MB |
933 | else |
934 | arizona_micd_detect(&info->micd_detect_work.work); | |
f2c32a88 MB |
935 | |
936 | return IRQ_HANDLED; | |
937 | } | |
938 | ||
0e27bd31 MB |
939 | static void arizona_hpdet_work(struct work_struct *work) |
940 | { | |
941 | struct arizona_extcon_info *info = container_of(work, | |
c2275d2f CC |
942 | struct arizona_extcon_info, |
943 | hpdet_work.work); | |
0e27bd31 MB |
944 | |
945 | mutex_lock(&info->lock); | |
946 | arizona_start_hpdet_acc_id(info); | |
947 | mutex_unlock(&info->lock); | |
948 | } | |
949 | ||
f2c32a88 MB |
950 | static irqreturn_t arizona_jackdet(int irq, void *data) |
951 | { | |
952 | struct arizona_extcon_info *info = data; | |
953 | struct arizona *arizona = info->arizona; | |
92a49871 | 954 | unsigned int val, present, mask; |
939c5671 | 955 | bool cancelled_hp, cancelled_mic; |
34efe4dc | 956 | int ret, i; |
f2c32a88 | 957 | |
939c5671 MB |
958 | cancelled_hp = cancel_delayed_work_sync(&info->hpdet_work); |
959 | cancelled_mic = cancel_delayed_work_sync(&info->micd_timeout_work); | |
f2c32a88 | 960 | |
a3e2078d | 961 | pm_runtime_get_sync(info->dev); |
0e27bd31 | 962 | |
f2c32a88 MB |
963 | mutex_lock(&info->lock); |
964 | ||
92a49871 MB |
965 | if (arizona->pdata.jd_gpio5) { |
966 | mask = ARIZONA_MICD_CLAMP_STS; | |
a288d648 RF |
967 | if (arizona->pdata.jd_invert) |
968 | present = ARIZONA_MICD_CLAMP_STS; | |
969 | else | |
970 | present = 0; | |
92a49871 MB |
971 | } else { |
972 | mask = ARIZONA_JD1_STS; | |
a288d648 RF |
973 | if (arizona->pdata.jd_invert) |
974 | present = 0; | |
975 | else | |
976 | present = ARIZONA_JD1_STS; | |
92a49871 MB |
977 | } |
978 | ||
f2c32a88 MB |
979 | ret = regmap_read(arizona->regmap, ARIZONA_AOD_IRQ_RAW_STATUS, &val); |
980 | if (ret != 0) { | |
981 | dev_err(arizona->dev, "Failed to read jackdet status: %d\n", | |
982 | ret); | |
983 | mutex_unlock(&info->lock); | |
984 | pm_runtime_put_autosuspend(info->dev); | |
985 | return IRQ_NONE; | |
986 | } | |
987 | ||
a3e2078d MB |
988 | val &= mask; |
989 | if (val == info->last_jackdet) { | |
990 | dev_dbg(arizona->dev, "Suppressing duplicate JACKDET\n"); | |
939c5671 | 991 | if (cancelled_hp) |
df9a5ab4 MB |
992 | queue_delayed_work(system_power_efficient_wq, |
993 | &info->hpdet_work, | |
994 | msecs_to_jiffies(HPDET_DEBOUNCE)); | |
a3e2078d | 995 | |
c2275d2f CC |
996 | if (cancelled_mic) { |
997 | int micd_timeout = info->micd_timeout; | |
998 | ||
df9a5ab4 MB |
999 | queue_delayed_work(system_power_efficient_wq, |
1000 | &info->micd_timeout_work, | |
c2275d2f CC |
1001 | msecs_to_jiffies(micd_timeout)); |
1002 | } | |
939c5671 | 1003 | |
a3e2078d MB |
1004 | goto out; |
1005 | } | |
1006 | info->last_jackdet = val; | |
1007 | ||
1008 | if (info->last_jackdet == present) { | |
f2c32a88 | 1009 | dev_dbg(arizona->dev, "Detected jack\n"); |
ef70a214 | 1010 | ret = extcon_set_cable_state_(info->edev, |
325c6423 | 1011 | ARIZONA_CABLE_MECHANICAL, true); |
f2c32a88 MB |
1012 | |
1013 | if (ret != 0) | |
1014 | dev_err(arizona->dev, "Mechanical report failed: %d\n", | |
1015 | ret); | |
1016 | ||
dd235eea MB |
1017 | if (!arizona->pdata.hpdet_acc_id) { |
1018 | info->detecting = true; | |
1019 | info->mic = false; | |
1020 | info->jack_flips = 0; | |
1021 | ||
1022 | arizona_start_mic(info); | |
1023 | } else { | |
df9a5ab4 MB |
1024 | queue_delayed_work(system_power_efficient_wq, |
1025 | &info->hpdet_work, | |
1026 | msecs_to_jiffies(HPDET_DEBOUNCE)); | |
dd235eea | 1027 | } |
4e616877 MB |
1028 | |
1029 | regmap_update_bits(arizona->regmap, | |
1030 | ARIZONA_JACK_DETECT_DEBOUNCE, | |
1031 | ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB, 0); | |
f2c32a88 MB |
1032 | } else { |
1033 | dev_dbg(arizona->dev, "Detected jack removal\n"); | |
1034 | ||
1035 | arizona_stop_mic(info); | |
1036 | ||
dd235eea MB |
1037 | info->num_hpdet_res = 0; |
1038 | for (i = 0; i < ARRAY_SIZE(info->hpdet_res); i++) | |
1039 | info->hpdet_res[i] = 0; | |
1040 | info->mic = false; | |
bf14ee5a | 1041 | info->hpdet_done = false; |
9dd5e53d | 1042 | info->hpdet_retried = false; |
92a49871 | 1043 | |
6fed4d86 | 1044 | for (i = 0; i < info->num_micd_ranges; i++) |
34efe4dc | 1045 | input_report_key(info->input, |
6fed4d86 | 1046 | info->micd_ranges[i].key, 0); |
34efe4dc MB |
1047 | input_sync(info->input); |
1048 | ||
ef70a214 | 1049 | ret = extcon_update_state(info->edev, 0xffffffff, 0); |
f2c32a88 MB |
1050 | if (ret != 0) |
1051 | dev_err(arizona->dev, "Removal report failed: %d\n", | |
1052 | ret); | |
4e616877 MB |
1053 | |
1054 | regmap_update_bits(arizona->regmap, | |
1055 | ARIZONA_JACK_DETECT_DEBOUNCE, | |
1056 | ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB, | |
1057 | ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB); | |
f2c32a88 MB |
1058 | } |
1059 | ||
7abd4e2a MB |
1060 | if (arizona->pdata.micd_timeout) |
1061 | info->micd_timeout = arizona->pdata.micd_timeout; | |
1062 | else | |
1063 | info->micd_timeout = DEFAULT_MICD_TIMEOUT; | |
1064 | ||
cb9005d7 | 1065 | out: |
5d9ab708 CK |
1066 | /* Clear trig_sts to make sure DCVDD is not forced up */ |
1067 | regmap_write(arizona->regmap, ARIZONA_AOD_WKUP_AND_TRIG, | |
1068 | ARIZONA_MICD_CLAMP_FALL_TRIG_STS | | |
1069 | ARIZONA_MICD_CLAMP_RISE_TRIG_STS | | |
1070 | ARIZONA_JD1_FALL_TRIG_STS | | |
1071 | ARIZONA_JD1_RISE_TRIG_STS); | |
1072 | ||
f2c32a88 MB |
1073 | mutex_unlock(&info->lock); |
1074 | ||
1075 | pm_runtime_mark_last_busy(info->dev); | |
1076 | pm_runtime_put_autosuspend(info->dev); | |
1077 | ||
1078 | return IRQ_HANDLED; | |
1079 | } | |
1080 | ||
6fed4d86 MB |
1081 | /* Map a level onto a slot in the register bank */ |
1082 | static void arizona_micd_set_level(struct arizona *arizona, int index, | |
1083 | unsigned int level) | |
1084 | { | |
1085 | int reg; | |
1086 | unsigned int mask; | |
1087 | ||
1088 | reg = ARIZONA_MIC_DETECT_LEVEL_4 - (index / 2); | |
1089 | ||
1090 | if (!(index % 2)) { | |
1091 | mask = 0x3f00; | |
1092 | level <<= 8; | |
1093 | } else { | |
1094 | mask = 0x3f; | |
1095 | } | |
1096 | ||
1097 | /* Program the level itself */ | |
1098 | regmap_update_bits(arizona->regmap, reg, mask, level); | |
1099 | } | |
1100 | ||
44f34fd4 | 1101 | static int arizona_extcon_probe(struct platform_device *pdev) |
f2c32a88 MB |
1102 | { |
1103 | struct arizona *arizona = dev_get_drvdata(pdev->dev.parent); | |
6ac6b475 | 1104 | struct arizona_pdata *pdata = &arizona->pdata; |
f2c32a88 | 1105 | struct arizona_extcon_info *info; |
e56a0a57 | 1106 | unsigned int val; |
a288d648 | 1107 | unsigned int clamp_mode; |
92a49871 | 1108 | int jack_irq_fall, jack_irq_rise; |
6fed4d86 | 1109 | int ret, mode, i, j; |
f2c32a88 | 1110 | |
bbbd46e3 MB |
1111 | if (!arizona->dapm || !arizona->dapm->card) |
1112 | return -EPROBE_DEFER; | |
1113 | ||
f2c32a88 MB |
1114 | info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL); |
1115 | if (!info) { | |
8e5f5018 | 1116 | dev_err(&pdev->dev, "Failed to allocate memory\n"); |
d88cc367 | 1117 | return -ENOMEM; |
f2c32a88 MB |
1118 | } |
1119 | ||
1120 | info->micvdd = devm_regulator_get(arizona->dev, "MICVDD"); | |
1121 | if (IS_ERR(info->micvdd)) { | |
1122 | ret = PTR_ERR(info->micvdd); | |
1123 | dev_err(arizona->dev, "Failed to get MICVDD: %d\n", ret); | |
d88cc367 | 1124 | return ret; |
f2c32a88 MB |
1125 | } |
1126 | ||
1127 | mutex_init(&info->lock); | |
1128 | info->arizona = arizona; | |
1129 | info->dev = &pdev->dev; | |
a3e2078d | 1130 | info->last_jackdet = ~(ARIZONA_MICD_CLAMP_STS | ARIZONA_JD1_STS); |
0e27bd31 | 1131 | INIT_DELAYED_WORK(&info->hpdet_work, arizona_hpdet_work); |
cd59e796 | 1132 | INIT_DELAYED_WORK(&info->micd_detect_work, arizona_micd_detect); |
939c5671 | 1133 | INIT_DELAYED_WORK(&info->micd_timeout_work, arizona_micd_timeout_work); |
f2c32a88 MB |
1134 | platform_set_drvdata(pdev, info); |
1135 | ||
1136 | switch (arizona->type) { | |
1137 | case WM5102: | |
1138 | switch (arizona->rev) { | |
1139 | case 0: | |
1140 | info->micd_reva = true; | |
1141 | break; | |
1142 | default: | |
dab63eb2 | 1143 | info->micd_clamp = true; |
4f340333 | 1144 | info->hpdet_ip = 1; |
f2c32a88 MB |
1145 | break; |
1146 | } | |
1147 | break; | |
77438610 CK |
1148 | case WM5110: |
1149 | switch (arizona->rev) { | |
1150 | case 0 ... 2: | |
1151 | break; | |
1152 | default: | |
1153 | info->micd_clamp = true; | |
1154 | info->hpdet_ip = 2; | |
1155 | break; | |
1156 | } | |
1157 | break; | |
f2c32a88 MB |
1158 | default: |
1159 | break; | |
1160 | } | |
1161 | ||
ef70a214 CC |
1162 | info->edev = devm_extcon_dev_allocate(&pdev->dev, arizona_cable); |
1163 | if (IS_ERR(info->edev)) { | |
1164 | dev_err(&pdev->dev, "failed to allocate extcon device\n"); | |
1165 | return -ENOMEM; | |
1166 | } | |
1167 | info->edev->name = "Headset Jack"; | |
1168 | info->edev->dev.parent = arizona->dev; | |
f2c32a88 | 1169 | |
ef70a214 | 1170 | ret = devm_extcon_dev_register(&pdev->dev, info->edev); |
f2c32a88 | 1171 | if (ret < 0) { |
8e5f5018 | 1172 | dev_err(arizona->dev, "extcon_dev_register() failed: %d\n", |
f2c32a88 | 1173 | ret); |
d88cc367 | 1174 | return ret; |
f2c32a88 MB |
1175 | } |
1176 | ||
6fed4d86 MB |
1177 | info->input = devm_input_allocate_device(&pdev->dev); |
1178 | if (!info->input) { | |
1179 | dev_err(arizona->dev, "Can't allocate input dev\n"); | |
1180 | ret = -ENOMEM; | |
1181 | goto err_register; | |
1182 | } | |
1183 | ||
1184 | info->input->name = "Headset"; | |
1185 | info->input->phys = "arizona/extcon"; | |
6fed4d86 | 1186 | |
f2c32a88 MB |
1187 | if (pdata->num_micd_configs) { |
1188 | info->micd_modes = pdata->micd_configs; | |
1189 | info->micd_num_modes = pdata->num_micd_configs; | |
1190 | } else { | |
1191 | info->micd_modes = micd_default_modes; | |
1192 | info->micd_num_modes = ARRAY_SIZE(micd_default_modes); | |
1193 | } | |
1194 | ||
1195 | if (arizona->pdata.micd_pol_gpio > 0) { | |
1196 | if (info->micd_modes[0].gpio) | |
1197 | mode = GPIOF_OUT_INIT_HIGH; | |
1198 | else | |
1199 | mode = GPIOF_OUT_INIT_LOW; | |
1200 | ||
1201 | ret = devm_gpio_request_one(&pdev->dev, | |
1202 | arizona->pdata.micd_pol_gpio, | |
1203 | mode, | |
1204 | "MICD polarity"); | |
1205 | if (ret != 0) { | |
1206 | dev_err(arizona->dev, "Failed to request GPIO%d: %d\n", | |
1207 | arizona->pdata.micd_pol_gpio, ret); | |
1208 | goto err_register; | |
1209 | } | |
1210 | } | |
1211 | ||
1eda6aa7 MB |
1212 | if (arizona->pdata.hpdet_id_gpio > 0) { |
1213 | ret = devm_gpio_request_one(&pdev->dev, | |
1214 | arizona->pdata.hpdet_id_gpio, | |
1215 | GPIOF_OUT_INIT_LOW, | |
1216 | "HPDET"); | |
1217 | if (ret != 0) { | |
1218 | dev_err(arizona->dev, "Failed to request GPIO%d: %d\n", | |
1219 | arizona->pdata.hpdet_id_gpio, ret); | |
1220 | goto err_register; | |
1221 | } | |
1222 | } | |
1223 | ||
b17e5462 MB |
1224 | if (arizona->pdata.micd_bias_start_time) |
1225 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, | |
1226 | ARIZONA_MICD_BIAS_STARTTIME_MASK, | |
1227 | arizona->pdata.micd_bias_start_time | |
1228 | << ARIZONA_MICD_BIAS_STARTTIME_SHIFT); | |
1229 | ||
2e033db5 MB |
1230 | if (arizona->pdata.micd_rate) |
1231 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, | |
1232 | ARIZONA_MICD_RATE_MASK, | |
1233 | arizona->pdata.micd_rate | |
1234 | << ARIZONA_MICD_RATE_SHIFT); | |
1235 | ||
1236 | if (arizona->pdata.micd_dbtime) | |
1237 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, | |
1238 | ARIZONA_MICD_DBTIME_MASK, | |
1239 | arizona->pdata.micd_dbtime | |
1240 | << ARIZONA_MICD_DBTIME_SHIFT); | |
1241 | ||
6fed4d86 MB |
1242 | BUILD_BUG_ON(ARRAY_SIZE(arizona_micd_levels) != 0x40); |
1243 | ||
1244 | if (arizona->pdata.num_micd_ranges) { | |
1245 | info->micd_ranges = pdata->micd_ranges; | |
1246 | info->num_micd_ranges = pdata->num_micd_ranges; | |
1247 | } else { | |
1248 | info->micd_ranges = micd_default_ranges; | |
1249 | info->num_micd_ranges = ARRAY_SIZE(micd_default_ranges); | |
1250 | } | |
1251 | ||
1252 | if (arizona->pdata.num_micd_ranges > ARIZONA_MAX_MICD_RANGE) { | |
1253 | dev_err(arizona->dev, "Too many MICD ranges: %d\n", | |
1254 | arizona->pdata.num_micd_ranges); | |
1255 | } | |
1256 | ||
1257 | if (info->num_micd_ranges > 1) { | |
1258 | for (i = 1; i < info->num_micd_ranges; i++) { | |
1259 | if (info->micd_ranges[i - 1].max > | |
1260 | info->micd_ranges[i].max) { | |
1261 | dev_err(arizona->dev, | |
1262 | "MICD ranges must be sorted\n"); | |
1263 | ret = -EINVAL; | |
1264 | goto err_input; | |
1265 | } | |
1266 | } | |
1267 | } | |
1268 | ||
1269 | /* Disable all buttons by default */ | |
1270 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_2, | |
1271 | ARIZONA_MICD_LVL_SEL_MASK, 0x81); | |
1272 | ||
1273 | /* Set up all the buttons the user specified */ | |
1274 | for (i = 0; i < info->num_micd_ranges; i++) { | |
1275 | for (j = 0; j < ARRAY_SIZE(arizona_micd_levels); j++) | |
1276 | if (arizona_micd_levels[j] >= info->micd_ranges[i].max) | |
1277 | break; | |
1278 | ||
1279 | if (j == ARRAY_SIZE(arizona_micd_levels)) { | |
1280 | dev_err(arizona->dev, "Unsupported MICD level %d\n", | |
1281 | info->micd_ranges[i].max); | |
1282 | ret = -EINVAL; | |
1283 | goto err_input; | |
1284 | } | |
1285 | ||
1286 | dev_dbg(arizona->dev, "%d ohms for MICD threshold %d\n", | |
1287 | arizona_micd_levels[j], i); | |
1288 | ||
1289 | arizona_micd_set_level(arizona, i, j); | |
1290 | input_set_capability(info->input, EV_KEY, | |
1291 | info->micd_ranges[i].key); | |
1292 | ||
1293 | /* Enable reporting of that range */ | |
1294 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_2, | |
1295 | 1 << i, 1 << i); | |
1296 | } | |
1297 | ||
1298 | /* Set all the remaining keys to a maximum */ | |
1299 | for (; i < ARIZONA_MAX_MICD_RANGE; i++) | |
1300 | arizona_micd_set_level(arizona, i, 0x3f); | |
1301 | ||
dab63eb2 | 1302 | /* |
92a49871 MB |
1303 | * If we have a clamp use it, activating in conjunction with |
1304 | * GPIO5 if that is connected for jack detect operation. | |
dab63eb2 MB |
1305 | */ |
1306 | if (info->micd_clamp) { | |
92a49871 | 1307 | if (arizona->pdata.jd_gpio5) { |
e56a0a57 MB |
1308 | /* Put the GPIO into input mode with optional pull */ |
1309 | val = 0xc101; | |
1310 | if (arizona->pdata.jd_gpio5_nopull) | |
1311 | val &= ~ARIZONA_GPN_PU; | |
1312 | ||
92a49871 | 1313 | regmap_write(arizona->regmap, ARIZONA_GPIO5_CTRL, |
e56a0a57 | 1314 | val); |
92a49871 | 1315 | |
a288d648 RF |
1316 | if (arizona->pdata.jd_invert) |
1317 | clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDH_GP5H; | |
1318 | else | |
1319 | clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDL_GP5H; | |
92a49871 | 1320 | } else { |
a288d648 RF |
1321 | if (arizona->pdata.jd_invert) |
1322 | clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDH; | |
1323 | else | |
1324 | clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDL; | |
92a49871 MB |
1325 | } |
1326 | ||
a288d648 RF |
1327 | regmap_update_bits(arizona->regmap, |
1328 | ARIZONA_MICD_CLAMP_CONTROL, | |
1329 | ARIZONA_MICD_CLAMP_MODE_MASK, clamp_mode); | |
1330 | ||
dab63eb2 MB |
1331 | regmap_update_bits(arizona->regmap, |
1332 | ARIZONA_JACK_DETECT_DEBOUNCE, | |
1333 | ARIZONA_MICD_CLAMP_DB, | |
1334 | ARIZONA_MICD_CLAMP_DB); | |
1335 | } | |
1336 | ||
f2c32a88 MB |
1337 | arizona_extcon_set_mode(info, 0); |
1338 | ||
1339 | pm_runtime_enable(&pdev->dev); | |
1340 | pm_runtime_idle(&pdev->dev); | |
1341 | pm_runtime_get_sync(&pdev->dev); | |
1342 | ||
92a49871 MB |
1343 | if (arizona->pdata.jd_gpio5) { |
1344 | jack_irq_rise = ARIZONA_IRQ_MICD_CLAMP_RISE; | |
1345 | jack_irq_fall = ARIZONA_IRQ_MICD_CLAMP_FALL; | |
1346 | } else { | |
1347 | jack_irq_rise = ARIZONA_IRQ_JD_RISE; | |
1348 | jack_irq_fall = ARIZONA_IRQ_JD_FALL; | |
1349 | } | |
1350 | ||
1351 | ret = arizona_request_irq(arizona, jack_irq_rise, | |
f2c32a88 MB |
1352 | "JACKDET rise", arizona_jackdet, info); |
1353 | if (ret != 0) { | |
1354 | dev_err(&pdev->dev, "Failed to get JACKDET rise IRQ: %d\n", | |
1355 | ret); | |
34efe4dc | 1356 | goto err_input; |
f2c32a88 MB |
1357 | } |
1358 | ||
92a49871 | 1359 | ret = arizona_set_irq_wake(arizona, jack_irq_rise, 1); |
f2c32a88 MB |
1360 | if (ret != 0) { |
1361 | dev_err(&pdev->dev, "Failed to set JD rise IRQ wake: %d\n", | |
1362 | ret); | |
1363 | goto err_rise; | |
1364 | } | |
1365 | ||
92a49871 | 1366 | ret = arizona_request_irq(arizona, jack_irq_fall, |
f2c32a88 MB |
1367 | "JACKDET fall", arizona_jackdet, info); |
1368 | if (ret != 0) { | |
1369 | dev_err(&pdev->dev, "Failed to get JD fall IRQ: %d\n", ret); | |
1370 | goto err_rise_wake; | |
1371 | } | |
1372 | ||
92a49871 | 1373 | ret = arizona_set_irq_wake(arizona, jack_irq_fall, 1); |
f2c32a88 MB |
1374 | if (ret != 0) { |
1375 | dev_err(&pdev->dev, "Failed to set JD fall IRQ wake: %d\n", | |
1376 | ret); | |
1377 | goto err_fall; | |
1378 | } | |
1379 | ||
1380 | ret = arizona_request_irq(arizona, ARIZONA_IRQ_MICDET, | |
1381 | "MICDET", arizona_micdet, info); | |
1382 | if (ret != 0) { | |
1383 | dev_err(&pdev->dev, "Failed to get MICDET IRQ: %d\n", ret); | |
1384 | goto err_fall_wake; | |
1385 | } | |
1386 | ||
4f340333 MB |
1387 | ret = arizona_request_irq(arizona, ARIZONA_IRQ_HPDET, |
1388 | "HPDET", arizona_hpdet_irq, info); | |
1389 | if (ret != 0) { | |
1390 | dev_err(&pdev->dev, "Failed to get HPDET IRQ: %d\n", ret); | |
1391 | goto err_micdet; | |
1392 | } | |
1393 | ||
f2c32a88 MB |
1394 | arizona_clk32k_enable(arizona); |
1395 | regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_DEBOUNCE, | |
1396 | ARIZONA_JD1_DB, ARIZONA_JD1_DB); | |
1397 | regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE, | |
1398 | ARIZONA_JD1_ENA, ARIZONA_JD1_ENA); | |
1399 | ||
b8575a11 MB |
1400 | ret = regulator_allow_bypass(info->micvdd, true); |
1401 | if (ret != 0) | |
1402 | dev_warn(arizona->dev, "Failed to set MICVDD to bypass: %d\n", | |
1403 | ret); | |
1404 | ||
f2c32a88 MB |
1405 | pm_runtime_put(&pdev->dev); |
1406 | ||
34efe4dc MB |
1407 | ret = input_register_device(info->input); |
1408 | if (ret) { | |
1409 | dev_err(&pdev->dev, "Can't register input device: %d\n", ret); | |
4f340333 | 1410 | goto err_hpdet; |
34efe4dc MB |
1411 | } |
1412 | ||
f2c32a88 MB |
1413 | return 0; |
1414 | ||
4f340333 MB |
1415 | err_hpdet: |
1416 | arizona_free_irq(arizona, ARIZONA_IRQ_HPDET, info); | |
80732cc1 MB |
1417 | err_micdet: |
1418 | arizona_free_irq(arizona, ARIZONA_IRQ_MICDET, info); | |
f2c32a88 | 1419 | err_fall_wake: |
92a49871 | 1420 | arizona_set_irq_wake(arizona, jack_irq_fall, 0); |
f2c32a88 | 1421 | err_fall: |
92a49871 | 1422 | arizona_free_irq(arizona, jack_irq_fall, info); |
f2c32a88 | 1423 | err_rise_wake: |
92a49871 | 1424 | arizona_set_irq_wake(arizona, jack_irq_rise, 0); |
f2c32a88 | 1425 | err_rise: |
92a49871 | 1426 | arizona_free_irq(arizona, jack_irq_rise, info); |
34efe4dc | 1427 | err_input: |
f2c32a88 MB |
1428 | err_register: |
1429 | pm_runtime_disable(&pdev->dev); | |
f2c32a88 MB |
1430 | return ret; |
1431 | } | |
1432 | ||
93ed0327 | 1433 | static int arizona_extcon_remove(struct platform_device *pdev) |
f2c32a88 MB |
1434 | { |
1435 | struct arizona_extcon_info *info = platform_get_drvdata(pdev); | |
1436 | struct arizona *arizona = info->arizona; | |
92a49871 | 1437 | int jack_irq_rise, jack_irq_fall; |
f2c32a88 MB |
1438 | |
1439 | pm_runtime_disable(&pdev->dev); | |
1440 | ||
dab63eb2 MB |
1441 | regmap_update_bits(arizona->regmap, |
1442 | ARIZONA_MICD_CLAMP_CONTROL, | |
1443 | ARIZONA_MICD_CLAMP_MODE_MASK, 0); | |
1444 | ||
92a49871 MB |
1445 | if (arizona->pdata.jd_gpio5) { |
1446 | jack_irq_rise = ARIZONA_IRQ_MICD_CLAMP_RISE; | |
1447 | jack_irq_fall = ARIZONA_IRQ_MICD_CLAMP_FALL; | |
1448 | } else { | |
1449 | jack_irq_rise = ARIZONA_IRQ_JD_RISE; | |
1450 | jack_irq_fall = ARIZONA_IRQ_JD_FALL; | |
1451 | } | |
1452 | ||
1453 | arizona_set_irq_wake(arizona, jack_irq_rise, 0); | |
1454 | arizona_set_irq_wake(arizona, jack_irq_fall, 0); | |
1455 | arizona_free_irq(arizona, ARIZONA_IRQ_HPDET, info); | |
f2c32a88 | 1456 | arizona_free_irq(arizona, ARIZONA_IRQ_MICDET, info); |
92a49871 MB |
1457 | arizona_free_irq(arizona, jack_irq_rise, info); |
1458 | arizona_free_irq(arizona, jack_irq_fall, info); | |
0e27bd31 | 1459 | cancel_delayed_work_sync(&info->hpdet_work); |
f2c32a88 MB |
1460 | regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE, |
1461 | ARIZONA_JD1_ENA, 0); | |
1462 | arizona_clk32k_disable(arizona); | |
f2c32a88 MB |
1463 | |
1464 | return 0; | |
1465 | } | |
1466 | ||
1467 | static struct platform_driver arizona_extcon_driver = { | |
1468 | .driver = { | |
1469 | .name = "arizona-extcon", | |
1470 | .owner = THIS_MODULE, | |
1471 | }, | |
1472 | .probe = arizona_extcon_probe, | |
5f7e2228 | 1473 | .remove = arizona_extcon_remove, |
f2c32a88 MB |
1474 | }; |
1475 | ||
1476 | module_platform_driver(arizona_extcon_driver); | |
1477 | ||
1478 | MODULE_DESCRIPTION("Arizona Extcon driver"); | |
1479 | MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); | |
1480 | MODULE_LICENSE("GPL"); | |
1481 | MODULE_ALIAS("platform:extcon-arizona"); |