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 | 331 | static struct { |
24a279b1 | 332 | unsigned int threshold; |
4f340333 MB |
333 | unsigned int factor_a; |
334 | unsigned int factor_b; | |
335 | } arizona_hpdet_b_ranges[] = { | |
24a279b1 CK |
336 | { 100, 5528, 362464 }, |
337 | { 169, 11084, 6186851 }, | |
338 | { 169, 11065, 65460395 }, | |
4f340333 MB |
339 | }; |
340 | ||
24a279b1 CK |
341 | #define ARIZONA_HPDET_B_RANGE_MAX 0x3fb |
342 | ||
4f340333 MB |
343 | static struct { |
344 | int min; | |
345 | int max; | |
346 | } arizona_hpdet_c_ranges[] = { | |
347 | { 0, 30 }, | |
348 | { 8, 100 }, | |
349 | { 100, 1000 }, | |
350 | { 1000, 10000 }, | |
351 | }; | |
352 | ||
353 | static int arizona_hpdet_read(struct arizona_extcon_info *info) | |
354 | { | |
355 | struct arizona *arizona = info->arizona; | |
356 | unsigned int val, range; | |
357 | int ret; | |
358 | ||
359 | ret = regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_2, &val); | |
360 | if (ret != 0) { | |
361 | dev_err(arizona->dev, "Failed to read HPDET status: %d\n", | |
362 | ret); | |
363 | return ret; | |
364 | } | |
365 | ||
366 | switch (info->hpdet_ip) { | |
367 | case 0: | |
368 | if (!(val & ARIZONA_HP_DONE)) { | |
369 | dev_err(arizona->dev, "HPDET did not complete: %x\n", | |
370 | val); | |
e6dd8cf2 | 371 | return -EAGAIN; |
4f340333 MB |
372 | } |
373 | ||
374 | val &= ARIZONA_HP_LVL_MASK; | |
375 | break; | |
376 | ||
377 | case 1: | |
378 | if (!(val & ARIZONA_HP_DONE_B)) { | |
379 | dev_err(arizona->dev, "HPDET did not complete: %x\n", | |
380 | val); | |
e6dd8cf2 | 381 | return -EAGAIN; |
4f340333 MB |
382 | } |
383 | ||
384 | ret = regmap_read(arizona->regmap, ARIZONA_HP_DACVAL, &val); | |
385 | if (ret != 0) { | |
386 | dev_err(arizona->dev, "Failed to read HP value: %d\n", | |
387 | ret); | |
e6dd8cf2 | 388 | return -EAGAIN; |
4f340333 MB |
389 | } |
390 | ||
391 | regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1, | |
392 | &range); | |
393 | range = (range & ARIZONA_HP_IMPEDANCE_RANGE_MASK) | |
394 | >> ARIZONA_HP_IMPEDANCE_RANGE_SHIFT; | |
395 | ||
396 | if (range < ARRAY_SIZE(arizona_hpdet_b_ranges) - 1 && | |
24a279b1 CK |
397 | (val < arizona_hpdet_b_ranges[range].threshold || |
398 | val >= ARIZONA_HPDET_B_RANGE_MAX)) { | |
4f340333 MB |
399 | range++; |
400 | dev_dbg(arizona->dev, "Moving to HPDET range %d\n", | |
401 | range); | |
402 | regmap_update_bits(arizona->regmap, | |
403 | ARIZONA_HEADPHONE_DETECT_1, | |
404 | ARIZONA_HP_IMPEDANCE_RANGE_MASK, | |
405 | range << | |
406 | ARIZONA_HP_IMPEDANCE_RANGE_SHIFT); | |
407 | return -EAGAIN; | |
408 | } | |
409 | ||
410 | /* If we go out of range report top of range */ | |
24a279b1 CK |
411 | if (val < arizona_hpdet_b_ranges[range].threshold || |
412 | val >= ARIZONA_HPDET_B_RANGE_MAX) { | |
4f340333 | 413 | dev_dbg(arizona->dev, "Measurement out of range\n"); |
9dd5e53d | 414 | return ARIZONA_HPDET_MAX; |
4f340333 MB |
415 | } |
416 | ||
417 | dev_dbg(arizona->dev, "HPDET read %d in range %d\n", | |
418 | val, range); | |
419 | ||
420 | val = arizona_hpdet_b_ranges[range].factor_b | |
421 | / ((val * 100) - | |
422 | arizona_hpdet_b_ranges[range].factor_a); | |
423 | break; | |
424 | ||
425 | default: | |
426 | dev_warn(arizona->dev, "Unknown HPDET IP revision %d\n", | |
427 | info->hpdet_ip); | |
428 | case 2: | |
429 | if (!(val & ARIZONA_HP_DONE_B)) { | |
430 | dev_err(arizona->dev, "HPDET did not complete: %x\n", | |
431 | val); | |
e6dd8cf2 | 432 | return -EAGAIN; |
4f340333 MB |
433 | } |
434 | ||
435 | val &= ARIZONA_HP_LVL_B_MASK; | |
77438610 CK |
436 | /* Convert to ohms, the value is in 0.5 ohm increments */ |
437 | val /= 2; | |
4f340333 MB |
438 | |
439 | regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1, | |
440 | &range); | |
441 | range = (range & ARIZONA_HP_IMPEDANCE_RANGE_MASK) | |
442 | >> ARIZONA_HP_IMPEDANCE_RANGE_SHIFT; | |
443 | ||
9141461d | 444 | /* Skip up a range, or report? */ |
4f340333 MB |
445 | if (range < ARRAY_SIZE(arizona_hpdet_c_ranges) - 1 && |
446 | (val >= arizona_hpdet_c_ranges[range].max)) { | |
447 | range++; | |
448 | dev_dbg(arizona->dev, "Moving to HPDET range %d-%d\n", | |
449 | arizona_hpdet_c_ranges[range].min, | |
450 | arizona_hpdet_c_ranges[range].max); | |
451 | regmap_update_bits(arizona->regmap, | |
452 | ARIZONA_HEADPHONE_DETECT_1, | |
453 | ARIZONA_HP_IMPEDANCE_RANGE_MASK, | |
454 | range << | |
455 | ARIZONA_HP_IMPEDANCE_RANGE_SHIFT); | |
456 | return -EAGAIN; | |
457 | } | |
9141461d CK |
458 | |
459 | if (range && (val < arizona_hpdet_c_ranges[range].min)) { | |
460 | dev_dbg(arizona->dev, "Reporting range boundary %d\n", | |
461 | arizona_hpdet_c_ranges[range].min); | |
462 | val = arizona_hpdet_c_ranges[range].min; | |
463 | } | |
4f340333 MB |
464 | } |
465 | ||
466 | dev_dbg(arizona->dev, "HP impedance %d ohms\n", val); | |
467 | return val; | |
468 | } | |
469 | ||
9c2ba270 MB |
470 | static int arizona_hpdet_do_id(struct arizona_extcon_info *info, int *reading, |
471 | bool *mic) | |
dd235eea MB |
472 | { |
473 | struct arizona *arizona = info->arizona; | |
1eda6aa7 | 474 | int id_gpio = arizona->pdata.hpdet_id_gpio; |
dd235eea MB |
475 | |
476 | /* | |
477 | * If we're using HPDET for accessory identification we need | |
478 | * to take multiple measurements, step through them in sequence. | |
479 | */ | |
480 | if (arizona->pdata.hpdet_acc_id) { | |
481 | info->hpdet_res[info->num_hpdet_res++] = *reading; | |
1eda6aa7 MB |
482 | |
483 | /* Only check the mic directly if we didn't already ID it */ | |
9c2ba270 | 484 | if (id_gpio && info->num_hpdet_res == 1) { |
1eda6aa7 MB |
485 | dev_dbg(arizona->dev, "Measuring mic\n"); |
486 | ||
487 | regmap_update_bits(arizona->regmap, | |
488 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
489 | ARIZONA_ACCDET_MODE_MASK | | |
490 | ARIZONA_ACCDET_SRC, | |
491 | ARIZONA_ACCDET_MODE_HPR | | |
492 | info->micd_modes[0].src); | |
493 | ||
494 | gpio_set_value_cansleep(id_gpio, 1); | |
495 | ||
dd235eea MB |
496 | regmap_update_bits(arizona->regmap, |
497 | ARIZONA_HEADPHONE_DETECT_1, | |
498 | ARIZONA_HP_POLL, ARIZONA_HP_POLL); | |
499 | return -EAGAIN; | |
500 | } | |
501 | ||
502 | /* OK, got both. Now, compare... */ | |
9c2ba270 MB |
503 | dev_dbg(arizona->dev, "HPDET measured %d %d\n", |
504 | info->hpdet_res[0], info->hpdet_res[1]); | |
c37b387f MB |
505 | |
506 | /* Take the headphone impedance for the main report */ | |
507 | *reading = info->hpdet_res[0]; | |
508 | ||
9dd5e53d MB |
509 | /* Sometimes we get false readings due to slow insert */ |
510 | if (*reading >= ARIZONA_HPDET_MAX && !info->hpdet_retried) { | |
511 | dev_dbg(arizona->dev, "Retrying high impedance\n"); | |
512 | info->num_hpdet_res = 0; | |
513 | info->hpdet_retried = true; | |
514 | arizona_start_hpdet_acc_id(info); | |
515 | pm_runtime_put(info->dev); | |
516 | return -EAGAIN; | |
517 | } | |
518 | ||
1eda6aa7 | 519 | /* |
d97abdde | 520 | * If we measure the mic as high impedance |
1eda6aa7 | 521 | */ |
9c2ba270 | 522 | if (!id_gpio || info->hpdet_res[1] > 50) { |
dd235eea | 523 | dev_dbg(arizona->dev, "Detected mic\n"); |
9c2ba270 | 524 | *mic = true; |
bf14ee5a | 525 | info->detecting = true; |
dd235eea MB |
526 | } else { |
527 | dev_dbg(arizona->dev, "Detected headphone\n"); | |
528 | } | |
529 | ||
530 | /* Make sure everything is reset back to the real polarity */ | |
531 | regmap_update_bits(arizona->regmap, | |
532 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
533 | ARIZONA_ACCDET_SRC, | |
534 | info->micd_modes[0].src); | |
535 | } | |
536 | ||
537 | return 0; | |
538 | } | |
539 | ||
4f340333 MB |
540 | static irqreturn_t arizona_hpdet_irq(int irq, void *data) |
541 | { | |
542 | struct arizona_extcon_info *info = data; | |
543 | struct arizona *arizona = info->arizona; | |
1eda6aa7 | 544 | int id_gpio = arizona->pdata.hpdet_id_gpio; |
4f340333 | 545 | int report = ARIZONA_CABLE_HEADPHONE; |
dd235eea | 546 | int ret, reading; |
9c2ba270 | 547 | bool mic = false; |
4f340333 MB |
548 | |
549 | mutex_lock(&info->lock); | |
550 | ||
551 | /* If we got a spurious IRQ for some reason then ignore it */ | |
552 | if (!info->hpdet_active) { | |
553 | dev_warn(arizona->dev, "Spurious HPDET IRQ\n"); | |
554 | mutex_unlock(&info->lock); | |
555 | return IRQ_NONE; | |
556 | } | |
557 | ||
558 | /* If the cable was removed while measuring ignore the result */ | |
ef70a214 | 559 | ret = extcon_get_cable_state_(info->edev, ARIZONA_CABLE_MECHANICAL); |
4f340333 MB |
560 | if (ret < 0) { |
561 | dev_err(arizona->dev, "Failed to check cable state: %d\n", | |
562 | ret); | |
563 | goto out; | |
564 | } else if (!ret) { | |
565 | dev_dbg(arizona->dev, "Ignoring HPDET for removed cable\n"); | |
566 | goto done; | |
567 | } | |
568 | ||
569 | ret = arizona_hpdet_read(info); | |
d6675667 | 570 | if (ret == -EAGAIN) |
4f340333 | 571 | goto out; |
d6675667 | 572 | else if (ret < 0) |
4f340333 | 573 | goto done; |
dd235eea | 574 | reading = ret; |
4f340333 MB |
575 | |
576 | /* Reset back to starting range */ | |
577 | regmap_update_bits(arizona->regmap, | |
578 | ARIZONA_HEADPHONE_DETECT_1, | |
dd235eea MB |
579 | ARIZONA_HP_IMPEDANCE_RANGE_MASK | ARIZONA_HP_POLL, |
580 | 0); | |
581 | ||
9c2ba270 | 582 | ret = arizona_hpdet_do_id(info, &reading, &mic); |
d6675667 | 583 | if (ret == -EAGAIN) |
dd235eea | 584 | goto out; |
d6675667 | 585 | else if (ret < 0) |
dd235eea | 586 | goto done; |
4f340333 MB |
587 | |
588 | /* Report high impedence cables as line outputs */ | |
dd235eea | 589 | if (reading >= 5000) |
4f340333 MB |
590 | report = ARIZONA_CABLE_LINEOUT; |
591 | else | |
592 | report = ARIZONA_CABLE_HEADPHONE; | |
593 | ||
ef70a214 | 594 | ret = extcon_set_cable_state_(info->edev, report, true); |
4f340333 MB |
595 | if (ret != 0) |
596 | dev_err(arizona->dev, "Failed to report HP/line: %d\n", | |
597 | ret); | |
598 | ||
a3e00d4b CK |
599 | done: |
600 | /* Reset back to starting range */ | |
601 | regmap_update_bits(arizona->regmap, | |
602 | ARIZONA_HEADPHONE_DETECT_1, | |
603 | ARIZONA_HP_IMPEDANCE_RANGE_MASK | ARIZONA_HP_POLL, | |
604 | 0); | |
605 | ||
03409071 | 606 | arizona_extcon_do_magic(info, 0); |
4f340333 | 607 | |
1eda6aa7 MB |
608 | if (id_gpio) |
609 | gpio_set_value_cansleep(id_gpio, 0); | |
4f340333 MB |
610 | |
611 | /* Revert back to MICDET mode */ | |
612 | regmap_update_bits(arizona->regmap, | |
613 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
614 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); | |
615 | ||
616 | /* If we have a mic then reenable MICDET */ | |
9c2ba270 | 617 | if (mic || info->mic) |
4f340333 MB |
618 | arizona_start_mic(info); |
619 | ||
620 | if (info->hpdet_active) { | |
621 | pm_runtime_put_autosuspend(info->dev); | |
622 | info->hpdet_active = false; | |
623 | } | |
624 | ||
bf14ee5a MB |
625 | info->hpdet_done = true; |
626 | ||
4f340333 MB |
627 | out: |
628 | mutex_unlock(&info->lock); | |
629 | ||
630 | return IRQ_HANDLED; | |
631 | } | |
632 | ||
633 | static void arizona_identify_headphone(struct arizona_extcon_info *info) | |
634 | { | |
635 | struct arizona *arizona = info->arizona; | |
636 | int ret; | |
637 | ||
bf14ee5a MB |
638 | if (info->hpdet_done) |
639 | return; | |
640 | ||
4f340333 MB |
641 | dev_dbg(arizona->dev, "Starting HPDET\n"); |
642 | ||
643 | /* Make sure we keep the device enabled during the measurement */ | |
644 | pm_runtime_get(info->dev); | |
645 | ||
646 | info->hpdet_active = true; | |
647 | ||
648 | if (info->mic) | |
649 | arizona_stop_mic(info); | |
650 | ||
03409071 | 651 | arizona_extcon_do_magic(info, 0x4000); |
4f340333 MB |
652 | |
653 | ret = regmap_update_bits(arizona->regmap, | |
654 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
655 | ARIZONA_ACCDET_MODE_MASK, | |
656 | ARIZONA_ACCDET_MODE_HPL); | |
657 | if (ret != 0) { | |
658 | dev_err(arizona->dev, "Failed to set HPDETL mode: %d\n", ret); | |
659 | goto err; | |
660 | } | |
661 | ||
662 | ret = regmap_update_bits(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1, | |
663 | ARIZONA_HP_POLL, ARIZONA_HP_POLL); | |
664 | if (ret != 0) { | |
665 | dev_err(arizona->dev, "Can't start HPDETL measurement: %d\n", | |
666 | ret); | |
667 | goto err; | |
668 | } | |
669 | ||
670 | return; | |
671 | ||
672 | err: | |
673 | regmap_update_bits(arizona->regmap, ARIZONA_ACCESSORY_DETECT_MODE_1, | |
674 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); | |
675 | ||
676 | /* Just report headphone */ | |
34602486 NO |
677 | ret = extcon_set_cable_state_(info->edev, |
678 | ARIZONA_CABLE_HEADPHONE, true); | |
4f340333 MB |
679 | if (ret != 0) |
680 | dev_err(arizona->dev, "Failed to report headphone: %d\n", ret); | |
681 | ||
682 | if (info->mic) | |
683 | arizona_start_mic(info); | |
684 | ||
685 | info->hpdet_active = false; | |
686 | } | |
dd235eea MB |
687 | |
688 | static void arizona_start_hpdet_acc_id(struct arizona_extcon_info *info) | |
689 | { | |
690 | struct arizona *arizona = info->arizona; | |
9c2ba270 MB |
691 | int hp_reading = 32; |
692 | bool mic; | |
dd235eea MB |
693 | int ret; |
694 | ||
695 | dev_dbg(arizona->dev, "Starting identification via HPDET\n"); | |
696 | ||
697 | /* Make sure we keep the device enabled during the measurement */ | |
0e27bd31 | 698 | pm_runtime_get_sync(info->dev); |
dd235eea MB |
699 | |
700 | info->hpdet_active = true; | |
701 | ||
03409071 | 702 | arizona_extcon_do_magic(info, 0x4000); |
dd235eea MB |
703 | |
704 | ret = regmap_update_bits(arizona->regmap, | |
705 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
706 | ARIZONA_ACCDET_SRC | ARIZONA_ACCDET_MODE_MASK, | |
707 | info->micd_modes[0].src | | |
708 | ARIZONA_ACCDET_MODE_HPL); | |
709 | if (ret != 0) { | |
710 | dev_err(arizona->dev, "Failed to set HPDETL mode: %d\n", ret); | |
711 | goto err; | |
712 | } | |
713 | ||
9c2ba270 MB |
714 | if (arizona->pdata.hpdet_acc_id_line) { |
715 | ret = regmap_update_bits(arizona->regmap, | |
716 | ARIZONA_HEADPHONE_DETECT_1, | |
717 | ARIZONA_HP_POLL, ARIZONA_HP_POLL); | |
718 | if (ret != 0) { | |
719 | dev_err(arizona->dev, | |
720 | "Can't start HPDETL measurement: %d\n", | |
721 | ret); | |
722 | goto err; | |
723 | } | |
724 | } else { | |
725 | arizona_hpdet_do_id(info, &hp_reading, &mic); | |
4f340333 MB |
726 | } |
727 | ||
dd235eea MB |
728 | return; |
729 | ||
730 | err: | |
731 | regmap_update_bits(arizona->regmap, ARIZONA_ACCESSORY_DETECT_MODE_1, | |
732 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); | |
733 | ||
734 | /* Just report headphone */ | |
34602486 NO |
735 | ret = extcon_set_cable_state_(info->edev, |
736 | ARIZONA_CABLE_HEADPHONE, true); | |
dd235eea MB |
737 | if (ret != 0) |
738 | dev_err(arizona->dev, "Failed to report headphone: %d\n", ret); | |
739 | ||
4f340333 MB |
740 | info->hpdet_active = false; |
741 | } | |
742 | ||
939c5671 MB |
743 | static void arizona_micd_timeout_work(struct work_struct *work) |
744 | { | |
745 | struct arizona_extcon_info *info = container_of(work, | |
c2275d2f CC |
746 | struct arizona_extcon_info, |
747 | micd_timeout_work.work); | |
939c5671 MB |
748 | |
749 | mutex_lock(&info->lock); | |
750 | ||
751 | dev_dbg(info->arizona->dev, "MICD timed out, reporting HP\n"); | |
752 | arizona_identify_headphone(info); | |
753 | ||
754 | info->detecting = false; | |
755 | ||
756 | arizona_stop_mic(info); | |
757 | ||
758 | mutex_unlock(&info->lock); | |
759 | } | |
760 | ||
cd59e796 | 761 | static void arizona_micd_detect(struct work_struct *work) |
f2c32a88 | 762 | { |
cd59e796 | 763 | struct arizona_extcon_info *info = container_of(work, |
c2275d2f CC |
764 | struct arizona_extcon_info, |
765 | micd_detect_work.work); | |
f2c32a88 | 766 | struct arizona *arizona = info->arizona; |
e2c0f476 | 767 | unsigned int val = 0, lvl; |
6fed4d86 | 768 | int ret, i, key; |
f2c32a88 | 769 | |
939c5671 MB |
770 | cancel_delayed_work_sync(&info->micd_timeout_work); |
771 | ||
f2c32a88 MB |
772 | mutex_lock(&info->lock); |
773 | ||
31a847e6 | 774 | /* If the cable was removed while measuring ignore the result */ |
ef70a214 | 775 | ret = extcon_get_cable_state_(info->edev, ARIZONA_CABLE_MECHANICAL); |
31a847e6 CK |
776 | if (ret < 0) { |
777 | dev_err(arizona->dev, "Failed to check cable state: %d\n", | |
778 | ret); | |
779 | mutex_unlock(&info->lock); | |
780 | return; | |
781 | } else if (!ret) { | |
782 | dev_dbg(arizona->dev, "Ignoring MICDET for removed cable\n"); | |
783 | mutex_unlock(&info->lock); | |
784 | return; | |
785 | } | |
786 | ||
ffae24fe | 787 | for (i = 0; i < 10 && !(val & MICD_LVL_0_TO_8); i++) { |
e2c0f476 CK |
788 | ret = regmap_read(arizona->regmap, ARIZONA_MIC_DETECT_3, &val); |
789 | if (ret != 0) { | |
c2275d2f CC |
790 | dev_err(arizona->dev, |
791 | "Failed to read MICDET: %d\n", ret); | |
e2c0f476 | 792 | mutex_unlock(&info->lock); |
cd59e796 | 793 | return; |
e2c0f476 CK |
794 | } |
795 | ||
796 | dev_dbg(arizona->dev, "MICDET: %x\n", val); | |
f2c32a88 | 797 | |
e2c0f476 | 798 | if (!(val & ARIZONA_MICD_VALID)) { |
c2275d2f CC |
799 | dev_warn(arizona->dev, |
800 | "Microphone detection state invalid\n"); | |
e2c0f476 | 801 | mutex_unlock(&info->lock); |
cd59e796 | 802 | return; |
e2c0f476 CK |
803 | } |
804 | } | |
f2c32a88 | 805 | |
ffae24fe | 806 | if (i == 10 && !(val & MICD_LVL_0_TO_8)) { |
e2c0f476 | 807 | dev_err(arizona->dev, "Failed to get valid MICDET value\n"); |
f2c32a88 | 808 | mutex_unlock(&info->lock); |
cd59e796 | 809 | return; |
f2c32a88 MB |
810 | } |
811 | ||
812 | /* Due to jack detect this should never happen */ | |
813 | if (!(val & ARIZONA_MICD_STS)) { | |
814 | dev_warn(arizona->dev, "Detected open circuit\n"); | |
815 | info->detecting = false; | |
816 | goto handled; | |
817 | } | |
818 | ||
819 | /* If we got a high impedence we should have a headset, report it. */ | |
ffae24fe | 820 | if (info->detecting && (val & ARIZONA_MICD_LVL_8)) { |
4f340333 MB |
821 | arizona_identify_headphone(info); |
822 | ||
34602486 NO |
823 | ret = extcon_set_cable_state_(info->edev, |
824 | ARIZONA_CABLE_MICROPHONE, true); | |
f2c32a88 MB |
825 | |
826 | if (ret != 0) | |
827 | dev_err(arizona->dev, "Headset report failed: %d\n", | |
828 | ret); | |
829 | ||
bbbd46e3 | 830 | /* Don't need to regulate for button detection */ |
e368f525 | 831 | ret = regulator_allow_bypass(info->micvdd, true); |
bbbd46e3 MB |
832 | if (ret != 0) { |
833 | dev_err(arizona->dev, "Failed to bypass MICVDD: %d\n", | |
834 | ret); | |
835 | } | |
836 | ||
f2c32a88 MB |
837 | info->mic = true; |
838 | info->detecting = false; | |
839 | goto handled; | |
840 | } | |
841 | ||
842 | /* If we detected a lower impedence during initial startup | |
843 | * then we probably have the wrong polarity, flip it. Don't | |
844 | * do this for the lowest impedences to speed up detection of | |
845 | * plain headphones. If both polarities report a low | |
846 | * impedence then give up and report headphones. | |
847 | */ | |
ffae24fe | 848 | if (info->detecting && (val & MICD_LVL_1_TO_7)) { |
84eaa136 | 849 | if (info->jack_flips >= info->micd_num_modes * 10) { |
4f340333 MB |
850 | dev_dbg(arizona->dev, "Detected HP/line\n"); |
851 | arizona_identify_headphone(info); | |
852 | ||
f2c32a88 | 853 | info->detecting = false; |
9ef2224d | 854 | |
4f340333 | 855 | arizona_stop_mic(info); |
f2c32a88 MB |
856 | } else { |
857 | info->micd_mode++; | |
858 | if (info->micd_mode == info->micd_num_modes) | |
859 | info->micd_mode = 0; | |
860 | arizona_extcon_set_mode(info, info->micd_mode); | |
861 | ||
862 | info->jack_flips++; | |
863 | } | |
864 | ||
865 | goto handled; | |
866 | } | |
867 | ||
868 | /* | |
869 | * If we're still detecting and we detect a short then we've | |
34efe4dc | 870 | * got a headphone. Otherwise it's a button press. |
f2c32a88 | 871 | */ |
ffae24fe | 872 | if (val & MICD_LVL_0_TO_7) { |
f2c32a88 MB |
873 | if (info->mic) { |
874 | dev_dbg(arizona->dev, "Mic button detected\n"); | |
875 | ||
34efe4dc MB |
876 | lvl = val & ARIZONA_MICD_LVL_MASK; |
877 | lvl >>= ARIZONA_MICD_LVL_SHIFT; | |
878 | ||
41a57850 MB |
879 | for (i = 0; i < info->num_micd_ranges; i++) |
880 | input_report_key(info->input, | |
881 | info->micd_ranges[i].key, 0); | |
882 | ||
6fed4d86 MB |
883 | WARN_ON(!lvl); |
884 | WARN_ON(ffs(lvl) - 1 >= info->num_micd_ranges); | |
885 | if (lvl && ffs(lvl) - 1 < info->num_micd_ranges) { | |
886 | key = info->micd_ranges[ffs(lvl) - 1].key; | |
887 | input_report_key(info->input, key, 1); | |
888 | input_sync(info->input); | |
889 | } | |
34efe4dc | 890 | |
f2c32a88 MB |
891 | } else if (info->detecting) { |
892 | dev_dbg(arizona->dev, "Headphone detected\n"); | |
893 | info->detecting = false; | |
894 | arizona_stop_mic(info); | |
895 | ||
4f340333 | 896 | arizona_identify_headphone(info); |
f2c32a88 MB |
897 | } else { |
898 | dev_warn(arizona->dev, "Button with no mic: %x\n", | |
899 | val); | |
900 | } | |
901 | } else { | |
902 | dev_dbg(arizona->dev, "Mic button released\n"); | |
6fed4d86 | 903 | for (i = 0; i < info->num_micd_ranges; i++) |
34efe4dc | 904 | input_report_key(info->input, |
6fed4d86 | 905 | info->micd_ranges[i].key, 0); |
34efe4dc | 906 | input_sync(info->input); |
bbbd46e3 | 907 | arizona_extcon_pulse_micbias(info); |
f2c32a88 MB |
908 | } |
909 | ||
910 | handled: | |
939c5671 | 911 | if (info->detecting) |
df9a5ab4 MB |
912 | queue_delayed_work(system_power_efficient_wq, |
913 | &info->micd_timeout_work, | |
914 | msecs_to_jiffies(info->micd_timeout)); | |
939c5671 | 915 | |
f2c32a88 MB |
916 | pm_runtime_mark_last_busy(info->dev); |
917 | mutex_unlock(&info->lock); | |
cd59e796 MB |
918 | } |
919 | ||
920 | static irqreturn_t arizona_micdet(int irq, void *data) | |
921 | { | |
922 | struct arizona_extcon_info *info = data; | |
923 | struct arizona *arizona = info->arizona; | |
924 | int debounce = arizona->pdata.micd_detect_debounce; | |
925 | ||
926 | cancel_delayed_work_sync(&info->micd_detect_work); | |
927 | cancel_delayed_work_sync(&info->micd_timeout_work); | |
928 | ||
929 | mutex_lock(&info->lock); | |
930 | if (!info->detecting) | |
931 | debounce = 0; | |
932 | mutex_unlock(&info->lock); | |
933 | ||
934 | if (debounce) | |
df9a5ab4 MB |
935 | queue_delayed_work(system_power_efficient_wq, |
936 | &info->micd_detect_work, | |
937 | msecs_to_jiffies(debounce)); | |
cd59e796 MB |
938 | else |
939 | arizona_micd_detect(&info->micd_detect_work.work); | |
f2c32a88 MB |
940 | |
941 | return IRQ_HANDLED; | |
942 | } | |
943 | ||
0e27bd31 MB |
944 | static void arizona_hpdet_work(struct work_struct *work) |
945 | { | |
946 | struct arizona_extcon_info *info = container_of(work, | |
c2275d2f CC |
947 | struct arizona_extcon_info, |
948 | hpdet_work.work); | |
0e27bd31 MB |
949 | |
950 | mutex_lock(&info->lock); | |
951 | arizona_start_hpdet_acc_id(info); | |
952 | mutex_unlock(&info->lock); | |
953 | } | |
954 | ||
f2c32a88 MB |
955 | static irqreturn_t arizona_jackdet(int irq, void *data) |
956 | { | |
957 | struct arizona_extcon_info *info = data; | |
958 | struct arizona *arizona = info->arizona; | |
92a49871 | 959 | unsigned int val, present, mask; |
939c5671 | 960 | bool cancelled_hp, cancelled_mic; |
34efe4dc | 961 | int ret, i; |
f2c32a88 | 962 | |
939c5671 MB |
963 | cancelled_hp = cancel_delayed_work_sync(&info->hpdet_work); |
964 | cancelled_mic = cancel_delayed_work_sync(&info->micd_timeout_work); | |
f2c32a88 | 965 | |
a3e2078d | 966 | pm_runtime_get_sync(info->dev); |
0e27bd31 | 967 | |
f2c32a88 MB |
968 | mutex_lock(&info->lock); |
969 | ||
92a49871 MB |
970 | if (arizona->pdata.jd_gpio5) { |
971 | mask = ARIZONA_MICD_CLAMP_STS; | |
a288d648 RF |
972 | if (arizona->pdata.jd_invert) |
973 | present = ARIZONA_MICD_CLAMP_STS; | |
974 | else | |
975 | present = 0; | |
92a49871 MB |
976 | } else { |
977 | mask = ARIZONA_JD1_STS; | |
a288d648 RF |
978 | if (arizona->pdata.jd_invert) |
979 | present = 0; | |
980 | else | |
981 | present = ARIZONA_JD1_STS; | |
92a49871 MB |
982 | } |
983 | ||
f2c32a88 MB |
984 | ret = regmap_read(arizona->regmap, ARIZONA_AOD_IRQ_RAW_STATUS, &val); |
985 | if (ret != 0) { | |
986 | dev_err(arizona->dev, "Failed to read jackdet status: %d\n", | |
987 | ret); | |
988 | mutex_unlock(&info->lock); | |
989 | pm_runtime_put_autosuspend(info->dev); | |
990 | return IRQ_NONE; | |
991 | } | |
992 | ||
a3e2078d MB |
993 | val &= mask; |
994 | if (val == info->last_jackdet) { | |
995 | dev_dbg(arizona->dev, "Suppressing duplicate JACKDET\n"); | |
939c5671 | 996 | if (cancelled_hp) |
df9a5ab4 MB |
997 | queue_delayed_work(system_power_efficient_wq, |
998 | &info->hpdet_work, | |
999 | msecs_to_jiffies(HPDET_DEBOUNCE)); | |
a3e2078d | 1000 | |
c2275d2f CC |
1001 | if (cancelled_mic) { |
1002 | int micd_timeout = info->micd_timeout; | |
1003 | ||
df9a5ab4 MB |
1004 | queue_delayed_work(system_power_efficient_wq, |
1005 | &info->micd_timeout_work, | |
c2275d2f CC |
1006 | msecs_to_jiffies(micd_timeout)); |
1007 | } | |
939c5671 | 1008 | |
a3e2078d MB |
1009 | goto out; |
1010 | } | |
1011 | info->last_jackdet = val; | |
1012 | ||
1013 | if (info->last_jackdet == present) { | |
f2c32a88 | 1014 | dev_dbg(arizona->dev, "Detected jack\n"); |
ef70a214 | 1015 | ret = extcon_set_cable_state_(info->edev, |
325c6423 | 1016 | ARIZONA_CABLE_MECHANICAL, true); |
f2c32a88 MB |
1017 | |
1018 | if (ret != 0) | |
1019 | dev_err(arizona->dev, "Mechanical report failed: %d\n", | |
1020 | ret); | |
1021 | ||
dd235eea MB |
1022 | if (!arizona->pdata.hpdet_acc_id) { |
1023 | info->detecting = true; | |
1024 | info->mic = false; | |
1025 | info->jack_flips = 0; | |
1026 | ||
1027 | arizona_start_mic(info); | |
1028 | } else { | |
df9a5ab4 MB |
1029 | queue_delayed_work(system_power_efficient_wq, |
1030 | &info->hpdet_work, | |
1031 | msecs_to_jiffies(HPDET_DEBOUNCE)); | |
dd235eea | 1032 | } |
4e616877 MB |
1033 | |
1034 | regmap_update_bits(arizona->regmap, | |
1035 | ARIZONA_JACK_DETECT_DEBOUNCE, | |
1036 | ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB, 0); | |
f2c32a88 MB |
1037 | } else { |
1038 | dev_dbg(arizona->dev, "Detected jack removal\n"); | |
1039 | ||
1040 | arizona_stop_mic(info); | |
1041 | ||
dd235eea MB |
1042 | info->num_hpdet_res = 0; |
1043 | for (i = 0; i < ARRAY_SIZE(info->hpdet_res); i++) | |
1044 | info->hpdet_res[i] = 0; | |
1045 | info->mic = false; | |
bf14ee5a | 1046 | info->hpdet_done = false; |
9dd5e53d | 1047 | info->hpdet_retried = false; |
92a49871 | 1048 | |
6fed4d86 | 1049 | for (i = 0; i < info->num_micd_ranges; i++) |
34efe4dc | 1050 | input_report_key(info->input, |
6fed4d86 | 1051 | info->micd_ranges[i].key, 0); |
34efe4dc MB |
1052 | input_sync(info->input); |
1053 | ||
ef70a214 | 1054 | ret = extcon_update_state(info->edev, 0xffffffff, 0); |
f2c32a88 MB |
1055 | if (ret != 0) |
1056 | dev_err(arizona->dev, "Removal report failed: %d\n", | |
1057 | ret); | |
4e616877 MB |
1058 | |
1059 | regmap_update_bits(arizona->regmap, | |
1060 | ARIZONA_JACK_DETECT_DEBOUNCE, | |
1061 | ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB, | |
1062 | ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB); | |
f2c32a88 MB |
1063 | } |
1064 | ||
7abd4e2a MB |
1065 | if (arizona->pdata.micd_timeout) |
1066 | info->micd_timeout = arizona->pdata.micd_timeout; | |
1067 | else | |
1068 | info->micd_timeout = DEFAULT_MICD_TIMEOUT; | |
1069 | ||
cb9005d7 | 1070 | out: |
5d9ab708 CK |
1071 | /* Clear trig_sts to make sure DCVDD is not forced up */ |
1072 | regmap_write(arizona->regmap, ARIZONA_AOD_WKUP_AND_TRIG, | |
1073 | ARIZONA_MICD_CLAMP_FALL_TRIG_STS | | |
1074 | ARIZONA_MICD_CLAMP_RISE_TRIG_STS | | |
1075 | ARIZONA_JD1_FALL_TRIG_STS | | |
1076 | ARIZONA_JD1_RISE_TRIG_STS); | |
1077 | ||
f2c32a88 MB |
1078 | mutex_unlock(&info->lock); |
1079 | ||
1080 | pm_runtime_mark_last_busy(info->dev); | |
1081 | pm_runtime_put_autosuspend(info->dev); | |
1082 | ||
1083 | return IRQ_HANDLED; | |
1084 | } | |
1085 | ||
6fed4d86 MB |
1086 | /* Map a level onto a slot in the register bank */ |
1087 | static void arizona_micd_set_level(struct arizona *arizona, int index, | |
1088 | unsigned int level) | |
1089 | { | |
1090 | int reg; | |
1091 | unsigned int mask; | |
1092 | ||
1093 | reg = ARIZONA_MIC_DETECT_LEVEL_4 - (index / 2); | |
1094 | ||
1095 | if (!(index % 2)) { | |
1096 | mask = 0x3f00; | |
1097 | level <<= 8; | |
1098 | } else { | |
1099 | mask = 0x3f; | |
1100 | } | |
1101 | ||
1102 | /* Program the level itself */ | |
1103 | regmap_update_bits(arizona->regmap, reg, mask, level); | |
1104 | } | |
1105 | ||
44f34fd4 | 1106 | static int arizona_extcon_probe(struct platform_device *pdev) |
f2c32a88 MB |
1107 | { |
1108 | struct arizona *arizona = dev_get_drvdata(pdev->dev.parent); | |
6ac6b475 | 1109 | struct arizona_pdata *pdata = &arizona->pdata; |
f2c32a88 | 1110 | struct arizona_extcon_info *info; |
e56a0a57 | 1111 | unsigned int val; |
a288d648 | 1112 | unsigned int clamp_mode; |
92a49871 | 1113 | int jack_irq_fall, jack_irq_rise; |
6fed4d86 | 1114 | int ret, mode, i, j; |
f2c32a88 | 1115 | |
bbbd46e3 MB |
1116 | if (!arizona->dapm || !arizona->dapm->card) |
1117 | return -EPROBE_DEFER; | |
1118 | ||
f2c32a88 | 1119 | info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL); |
0a16ee63 | 1120 | if (!info) |
d88cc367 | 1121 | return -ENOMEM; |
f2c32a88 | 1122 | |
17271f60 | 1123 | info->micvdd = devm_regulator_get(&pdev->dev, "MICVDD"); |
f2c32a88 MB |
1124 | if (IS_ERR(info->micvdd)) { |
1125 | ret = PTR_ERR(info->micvdd); | |
1126 | dev_err(arizona->dev, "Failed to get MICVDD: %d\n", ret); | |
d88cc367 | 1127 | return ret; |
f2c32a88 MB |
1128 | } |
1129 | ||
1130 | mutex_init(&info->lock); | |
1131 | info->arizona = arizona; | |
1132 | info->dev = &pdev->dev; | |
a3e2078d | 1133 | info->last_jackdet = ~(ARIZONA_MICD_CLAMP_STS | ARIZONA_JD1_STS); |
0e27bd31 | 1134 | INIT_DELAYED_WORK(&info->hpdet_work, arizona_hpdet_work); |
cd59e796 | 1135 | INIT_DELAYED_WORK(&info->micd_detect_work, arizona_micd_detect); |
939c5671 | 1136 | INIT_DELAYED_WORK(&info->micd_timeout_work, arizona_micd_timeout_work); |
f2c32a88 MB |
1137 | platform_set_drvdata(pdev, info); |
1138 | ||
1139 | switch (arizona->type) { | |
1140 | case WM5102: | |
1141 | switch (arizona->rev) { | |
1142 | case 0: | |
1143 | info->micd_reva = true; | |
1144 | break; | |
1145 | default: | |
dab63eb2 | 1146 | info->micd_clamp = true; |
4f340333 | 1147 | info->hpdet_ip = 1; |
f2c32a88 MB |
1148 | break; |
1149 | } | |
1150 | break; | |
77438610 CK |
1151 | case WM5110: |
1152 | switch (arizona->rev) { | |
1153 | case 0 ... 2: | |
1154 | break; | |
1155 | default: | |
1156 | info->micd_clamp = true; | |
1157 | info->hpdet_ip = 2; | |
1158 | break; | |
1159 | } | |
1160 | break; | |
f2c32a88 MB |
1161 | default: |
1162 | break; | |
1163 | } | |
1164 | ||
ef70a214 CC |
1165 | info->edev = devm_extcon_dev_allocate(&pdev->dev, arizona_cable); |
1166 | if (IS_ERR(info->edev)) { | |
1167 | dev_err(&pdev->dev, "failed to allocate extcon device\n"); | |
1168 | return -ENOMEM; | |
1169 | } | |
1170 | info->edev->name = "Headset Jack"; | |
f2c32a88 | 1171 | |
ef70a214 | 1172 | ret = devm_extcon_dev_register(&pdev->dev, info->edev); |
f2c32a88 | 1173 | if (ret < 0) { |
8e5f5018 | 1174 | dev_err(arizona->dev, "extcon_dev_register() failed: %d\n", |
f2c32a88 | 1175 | ret); |
d88cc367 | 1176 | return ret; |
f2c32a88 MB |
1177 | } |
1178 | ||
6fed4d86 MB |
1179 | info->input = devm_input_allocate_device(&pdev->dev); |
1180 | if (!info->input) { | |
1181 | dev_err(arizona->dev, "Can't allocate input dev\n"); | |
1182 | ret = -ENOMEM; | |
1183 | goto err_register; | |
1184 | } | |
1185 | ||
1186 | info->input->name = "Headset"; | |
1187 | info->input->phys = "arizona/extcon"; | |
6fed4d86 | 1188 | |
f2c32a88 MB |
1189 | if (pdata->num_micd_configs) { |
1190 | info->micd_modes = pdata->micd_configs; | |
1191 | info->micd_num_modes = pdata->num_micd_configs; | |
1192 | } else { | |
1193 | info->micd_modes = micd_default_modes; | |
1194 | info->micd_num_modes = ARRAY_SIZE(micd_default_modes); | |
1195 | } | |
1196 | ||
1197 | if (arizona->pdata.micd_pol_gpio > 0) { | |
1198 | if (info->micd_modes[0].gpio) | |
1199 | mode = GPIOF_OUT_INIT_HIGH; | |
1200 | else | |
1201 | mode = GPIOF_OUT_INIT_LOW; | |
1202 | ||
1203 | ret = devm_gpio_request_one(&pdev->dev, | |
1204 | arizona->pdata.micd_pol_gpio, | |
1205 | mode, | |
1206 | "MICD polarity"); | |
1207 | if (ret != 0) { | |
1208 | dev_err(arizona->dev, "Failed to request GPIO%d: %d\n", | |
1209 | arizona->pdata.micd_pol_gpio, ret); | |
1210 | goto err_register; | |
1211 | } | |
1212 | } | |
1213 | ||
1eda6aa7 MB |
1214 | if (arizona->pdata.hpdet_id_gpio > 0) { |
1215 | ret = devm_gpio_request_one(&pdev->dev, | |
1216 | arizona->pdata.hpdet_id_gpio, | |
1217 | GPIOF_OUT_INIT_LOW, | |
1218 | "HPDET"); | |
1219 | if (ret != 0) { | |
1220 | dev_err(arizona->dev, "Failed to request GPIO%d: %d\n", | |
1221 | arizona->pdata.hpdet_id_gpio, ret); | |
1222 | goto err_register; | |
1223 | } | |
1224 | } | |
1225 | ||
b17e5462 MB |
1226 | if (arizona->pdata.micd_bias_start_time) |
1227 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, | |
1228 | ARIZONA_MICD_BIAS_STARTTIME_MASK, | |
1229 | arizona->pdata.micd_bias_start_time | |
1230 | << ARIZONA_MICD_BIAS_STARTTIME_SHIFT); | |
1231 | ||
2e033db5 MB |
1232 | if (arizona->pdata.micd_rate) |
1233 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, | |
1234 | ARIZONA_MICD_RATE_MASK, | |
1235 | arizona->pdata.micd_rate | |
1236 | << ARIZONA_MICD_RATE_SHIFT); | |
1237 | ||
1238 | if (arizona->pdata.micd_dbtime) | |
1239 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, | |
1240 | ARIZONA_MICD_DBTIME_MASK, | |
1241 | arizona->pdata.micd_dbtime | |
1242 | << ARIZONA_MICD_DBTIME_SHIFT); | |
1243 | ||
6fed4d86 MB |
1244 | BUILD_BUG_ON(ARRAY_SIZE(arizona_micd_levels) != 0x40); |
1245 | ||
1246 | if (arizona->pdata.num_micd_ranges) { | |
1247 | info->micd_ranges = pdata->micd_ranges; | |
1248 | info->num_micd_ranges = pdata->num_micd_ranges; | |
1249 | } else { | |
1250 | info->micd_ranges = micd_default_ranges; | |
1251 | info->num_micd_ranges = ARRAY_SIZE(micd_default_ranges); | |
1252 | } | |
1253 | ||
1254 | if (arizona->pdata.num_micd_ranges > ARIZONA_MAX_MICD_RANGE) { | |
1255 | dev_err(arizona->dev, "Too many MICD ranges: %d\n", | |
1256 | arizona->pdata.num_micd_ranges); | |
1257 | } | |
1258 | ||
1259 | if (info->num_micd_ranges > 1) { | |
1260 | for (i = 1; i < info->num_micd_ranges; i++) { | |
1261 | if (info->micd_ranges[i - 1].max > | |
1262 | info->micd_ranges[i].max) { | |
1263 | dev_err(arizona->dev, | |
1264 | "MICD ranges must be sorted\n"); | |
1265 | ret = -EINVAL; | |
1266 | goto err_input; | |
1267 | } | |
1268 | } | |
1269 | } | |
1270 | ||
1271 | /* Disable all buttons by default */ | |
1272 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_2, | |
1273 | ARIZONA_MICD_LVL_SEL_MASK, 0x81); | |
1274 | ||
1275 | /* Set up all the buttons the user specified */ | |
1276 | for (i = 0; i < info->num_micd_ranges; i++) { | |
1277 | for (j = 0; j < ARRAY_SIZE(arizona_micd_levels); j++) | |
1278 | if (arizona_micd_levels[j] >= info->micd_ranges[i].max) | |
1279 | break; | |
1280 | ||
1281 | if (j == ARRAY_SIZE(arizona_micd_levels)) { | |
1282 | dev_err(arizona->dev, "Unsupported MICD level %d\n", | |
1283 | info->micd_ranges[i].max); | |
1284 | ret = -EINVAL; | |
1285 | goto err_input; | |
1286 | } | |
1287 | ||
1288 | dev_dbg(arizona->dev, "%d ohms for MICD threshold %d\n", | |
1289 | arizona_micd_levels[j], i); | |
1290 | ||
1291 | arizona_micd_set_level(arizona, i, j); | |
1292 | input_set_capability(info->input, EV_KEY, | |
1293 | info->micd_ranges[i].key); | |
1294 | ||
1295 | /* Enable reporting of that range */ | |
1296 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_2, | |
1297 | 1 << i, 1 << i); | |
1298 | } | |
1299 | ||
1300 | /* Set all the remaining keys to a maximum */ | |
1301 | for (; i < ARIZONA_MAX_MICD_RANGE; i++) | |
1302 | arizona_micd_set_level(arizona, i, 0x3f); | |
1303 | ||
dab63eb2 | 1304 | /* |
92a49871 MB |
1305 | * If we have a clamp use it, activating in conjunction with |
1306 | * GPIO5 if that is connected for jack detect operation. | |
dab63eb2 MB |
1307 | */ |
1308 | if (info->micd_clamp) { | |
92a49871 | 1309 | if (arizona->pdata.jd_gpio5) { |
e56a0a57 MB |
1310 | /* Put the GPIO into input mode with optional pull */ |
1311 | val = 0xc101; | |
1312 | if (arizona->pdata.jd_gpio5_nopull) | |
1313 | val &= ~ARIZONA_GPN_PU; | |
1314 | ||
92a49871 | 1315 | regmap_write(arizona->regmap, ARIZONA_GPIO5_CTRL, |
e56a0a57 | 1316 | val); |
92a49871 | 1317 | |
a288d648 RF |
1318 | if (arizona->pdata.jd_invert) |
1319 | clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDH_GP5H; | |
1320 | else | |
1321 | clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDL_GP5H; | |
92a49871 | 1322 | } else { |
a288d648 RF |
1323 | if (arizona->pdata.jd_invert) |
1324 | clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDH; | |
1325 | else | |
1326 | clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDL; | |
92a49871 MB |
1327 | } |
1328 | ||
a288d648 RF |
1329 | regmap_update_bits(arizona->regmap, |
1330 | ARIZONA_MICD_CLAMP_CONTROL, | |
1331 | ARIZONA_MICD_CLAMP_MODE_MASK, clamp_mode); | |
1332 | ||
dab63eb2 MB |
1333 | regmap_update_bits(arizona->regmap, |
1334 | ARIZONA_JACK_DETECT_DEBOUNCE, | |
1335 | ARIZONA_MICD_CLAMP_DB, | |
1336 | ARIZONA_MICD_CLAMP_DB); | |
1337 | } | |
1338 | ||
f2c32a88 MB |
1339 | arizona_extcon_set_mode(info, 0); |
1340 | ||
1341 | pm_runtime_enable(&pdev->dev); | |
1342 | pm_runtime_idle(&pdev->dev); | |
1343 | pm_runtime_get_sync(&pdev->dev); | |
1344 | ||
92a49871 MB |
1345 | if (arizona->pdata.jd_gpio5) { |
1346 | jack_irq_rise = ARIZONA_IRQ_MICD_CLAMP_RISE; | |
1347 | jack_irq_fall = ARIZONA_IRQ_MICD_CLAMP_FALL; | |
1348 | } else { | |
1349 | jack_irq_rise = ARIZONA_IRQ_JD_RISE; | |
1350 | jack_irq_fall = ARIZONA_IRQ_JD_FALL; | |
1351 | } | |
1352 | ||
1353 | ret = arizona_request_irq(arizona, jack_irq_rise, | |
f2c32a88 MB |
1354 | "JACKDET rise", arizona_jackdet, info); |
1355 | if (ret != 0) { | |
1356 | dev_err(&pdev->dev, "Failed to get JACKDET rise IRQ: %d\n", | |
1357 | ret); | |
34efe4dc | 1358 | goto err_input; |
f2c32a88 MB |
1359 | } |
1360 | ||
92a49871 | 1361 | ret = arizona_set_irq_wake(arizona, jack_irq_rise, 1); |
f2c32a88 MB |
1362 | if (ret != 0) { |
1363 | dev_err(&pdev->dev, "Failed to set JD rise IRQ wake: %d\n", | |
1364 | ret); | |
1365 | goto err_rise; | |
1366 | } | |
1367 | ||
92a49871 | 1368 | ret = arizona_request_irq(arizona, jack_irq_fall, |
f2c32a88 MB |
1369 | "JACKDET fall", arizona_jackdet, info); |
1370 | if (ret != 0) { | |
1371 | dev_err(&pdev->dev, "Failed to get JD fall IRQ: %d\n", ret); | |
1372 | goto err_rise_wake; | |
1373 | } | |
1374 | ||
92a49871 | 1375 | ret = arizona_set_irq_wake(arizona, jack_irq_fall, 1); |
f2c32a88 MB |
1376 | if (ret != 0) { |
1377 | dev_err(&pdev->dev, "Failed to set JD fall IRQ wake: %d\n", | |
1378 | ret); | |
1379 | goto err_fall; | |
1380 | } | |
1381 | ||
1382 | ret = arizona_request_irq(arizona, ARIZONA_IRQ_MICDET, | |
1383 | "MICDET", arizona_micdet, info); | |
1384 | if (ret != 0) { | |
1385 | dev_err(&pdev->dev, "Failed to get MICDET IRQ: %d\n", ret); | |
1386 | goto err_fall_wake; | |
1387 | } | |
1388 | ||
4f340333 MB |
1389 | ret = arizona_request_irq(arizona, ARIZONA_IRQ_HPDET, |
1390 | "HPDET", arizona_hpdet_irq, info); | |
1391 | if (ret != 0) { | |
1392 | dev_err(&pdev->dev, "Failed to get HPDET IRQ: %d\n", ret); | |
1393 | goto err_micdet; | |
1394 | } | |
1395 | ||
f2c32a88 MB |
1396 | arizona_clk32k_enable(arizona); |
1397 | regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_DEBOUNCE, | |
1398 | ARIZONA_JD1_DB, ARIZONA_JD1_DB); | |
1399 | regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE, | |
1400 | ARIZONA_JD1_ENA, ARIZONA_JD1_ENA); | |
1401 | ||
b8575a11 MB |
1402 | ret = regulator_allow_bypass(info->micvdd, true); |
1403 | if (ret != 0) | |
1404 | dev_warn(arizona->dev, "Failed to set MICVDD to bypass: %d\n", | |
1405 | ret); | |
1406 | ||
f2c32a88 MB |
1407 | pm_runtime_put(&pdev->dev); |
1408 | ||
34efe4dc MB |
1409 | ret = input_register_device(info->input); |
1410 | if (ret) { | |
1411 | dev_err(&pdev->dev, "Can't register input device: %d\n", ret); | |
4f340333 | 1412 | goto err_hpdet; |
34efe4dc MB |
1413 | } |
1414 | ||
f2c32a88 MB |
1415 | return 0; |
1416 | ||
4f340333 MB |
1417 | err_hpdet: |
1418 | arizona_free_irq(arizona, ARIZONA_IRQ_HPDET, info); | |
80732cc1 MB |
1419 | err_micdet: |
1420 | arizona_free_irq(arizona, ARIZONA_IRQ_MICDET, info); | |
f2c32a88 | 1421 | err_fall_wake: |
92a49871 | 1422 | arizona_set_irq_wake(arizona, jack_irq_fall, 0); |
f2c32a88 | 1423 | err_fall: |
92a49871 | 1424 | arizona_free_irq(arizona, jack_irq_fall, info); |
f2c32a88 | 1425 | err_rise_wake: |
92a49871 | 1426 | arizona_set_irq_wake(arizona, jack_irq_rise, 0); |
f2c32a88 | 1427 | err_rise: |
92a49871 | 1428 | arizona_free_irq(arizona, jack_irq_rise, info); |
34efe4dc | 1429 | err_input: |
f2c32a88 MB |
1430 | err_register: |
1431 | pm_runtime_disable(&pdev->dev); | |
f2c32a88 MB |
1432 | return ret; |
1433 | } | |
1434 | ||
93ed0327 | 1435 | static int arizona_extcon_remove(struct platform_device *pdev) |
f2c32a88 MB |
1436 | { |
1437 | struct arizona_extcon_info *info = platform_get_drvdata(pdev); | |
1438 | struct arizona *arizona = info->arizona; | |
92a49871 | 1439 | int jack_irq_rise, jack_irq_fall; |
f2c32a88 MB |
1440 | |
1441 | pm_runtime_disable(&pdev->dev); | |
1442 | ||
dab63eb2 MB |
1443 | regmap_update_bits(arizona->regmap, |
1444 | ARIZONA_MICD_CLAMP_CONTROL, | |
1445 | ARIZONA_MICD_CLAMP_MODE_MASK, 0); | |
1446 | ||
92a49871 MB |
1447 | if (arizona->pdata.jd_gpio5) { |
1448 | jack_irq_rise = ARIZONA_IRQ_MICD_CLAMP_RISE; | |
1449 | jack_irq_fall = ARIZONA_IRQ_MICD_CLAMP_FALL; | |
1450 | } else { | |
1451 | jack_irq_rise = ARIZONA_IRQ_JD_RISE; | |
1452 | jack_irq_fall = ARIZONA_IRQ_JD_FALL; | |
1453 | } | |
1454 | ||
1455 | arizona_set_irq_wake(arizona, jack_irq_rise, 0); | |
1456 | arizona_set_irq_wake(arizona, jack_irq_fall, 0); | |
1457 | arizona_free_irq(arizona, ARIZONA_IRQ_HPDET, info); | |
f2c32a88 | 1458 | arizona_free_irq(arizona, ARIZONA_IRQ_MICDET, info); |
92a49871 MB |
1459 | arizona_free_irq(arizona, jack_irq_rise, info); |
1460 | arizona_free_irq(arizona, jack_irq_fall, info); | |
0e27bd31 | 1461 | cancel_delayed_work_sync(&info->hpdet_work); |
f2c32a88 MB |
1462 | regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE, |
1463 | ARIZONA_JD1_ENA, 0); | |
1464 | arizona_clk32k_disable(arizona); | |
f2c32a88 MB |
1465 | |
1466 | return 0; | |
1467 | } | |
1468 | ||
1469 | static struct platform_driver arizona_extcon_driver = { | |
1470 | .driver = { | |
1471 | .name = "arizona-extcon", | |
1472 | .owner = THIS_MODULE, | |
1473 | }, | |
1474 | .probe = arizona_extcon_probe, | |
5f7e2228 | 1475 | .remove = arizona_extcon_remove, |
f2c32a88 MB |
1476 | }; |
1477 | ||
1478 | module_platform_driver(arizona_extcon_driver); | |
1479 | ||
1480 | MODULE_DESCRIPTION("Arizona Extcon driver"); | |
1481 | MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); | |
1482 | MODULE_LICENSE("GPL"); | |
1483 | MODULE_ALIAS("platform:extcon-arizona"); |