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 | ||
112bdfaa CK |
139 | static void arizona_extcon_hp_clamp(struct arizona_extcon_info *info, |
140 | bool clamp) | |
03409071 MB |
141 | { |
142 | struct arizona *arizona = info->arizona; | |
43f0acd9 | 143 | unsigned int mask = 0, val = 0; |
03409071 MB |
144 | int ret; |
145 | ||
43f0acd9 CK |
146 | switch (arizona->type) { |
147 | case WM5110: | |
148 | mask = ARIZONA_HP1L_SHRTO | ARIZONA_HP1L_FLWR | | |
149 | ARIZONA_HP1L_SHRTI; | |
150 | if (clamp) | |
151 | val = ARIZONA_HP1L_SHRTO; | |
152 | else | |
153 | val = ARIZONA_HP1L_FLWR | ARIZONA_HP1L_SHRTI; | |
154 | break; | |
155 | default: | |
156 | mask = ARIZONA_RMV_SHRT_HP1L; | |
157 | if (clamp) | |
158 | val = ARIZONA_RMV_SHRT_HP1L; | |
159 | break; | |
160 | }; | |
112bdfaa | 161 | |
03409071 MB |
162 | mutex_lock(&arizona->dapm->card->dapm_mutex); |
163 | ||
112bdfaa | 164 | arizona->hpdet_clamp = clamp; |
03409071 | 165 | |
112bdfaa CK |
166 | /* Keep the HP output stages disabled while doing the clamp */ |
167 | if (clamp) { | |
df8c3dbe MB |
168 | ret = regmap_update_bits(arizona->regmap, |
169 | ARIZONA_OUTPUT_ENABLES_1, | |
170 | ARIZONA_OUT1L_ENA | | |
171 | ARIZONA_OUT1R_ENA, 0); | |
03409071 | 172 | if (ret != 0) |
df8c3dbe MB |
173 | dev_warn(arizona->dev, |
174 | "Failed to disable headphone outputs: %d\n", | |
175 | ret); | |
176 | } | |
177 | ||
112bdfaa | 178 | ret = regmap_update_bits(arizona->regmap, ARIZONA_HP_CTRL_1L, |
43f0acd9 | 179 | mask, val); |
df8c3dbe | 180 | if (ret != 0) |
112bdfaa | 181 | dev_warn(arizona->dev, "Failed to do clamp: %d\n", |
03409071 MB |
182 | ret); |
183 | ||
112bdfaa | 184 | ret = regmap_update_bits(arizona->regmap, ARIZONA_HP_CTRL_1R, |
43f0acd9 | 185 | mask, val); |
df8c3dbe | 186 | if (ret != 0) |
112bdfaa | 187 | dev_warn(arizona->dev, "Failed to do clamp: %d\n", |
df8c3dbe MB |
188 | ret); |
189 | ||
112bdfaa CK |
190 | /* Restore the desired state while not doing the clamp */ |
191 | if (!clamp) { | |
df8c3dbe MB |
192 | ret = regmap_update_bits(arizona->regmap, |
193 | ARIZONA_OUTPUT_ENABLES_1, | |
194 | ARIZONA_OUT1L_ENA | | |
195 | ARIZONA_OUT1R_ENA, arizona->hp_ena); | |
03409071 | 196 | if (ret != 0) |
df8c3dbe MB |
197 | dev_warn(arizona->dev, |
198 | "Failed to restore headphone outputs: %d\n", | |
03409071 MB |
199 | ret); |
200 | } | |
201 | ||
202 | mutex_unlock(&arizona->dapm->card->dapm_mutex); | |
203 | } | |
204 | ||
f2c32a88 MB |
205 | static void arizona_extcon_set_mode(struct arizona_extcon_info *info, int mode) |
206 | { | |
207 | struct arizona *arizona = info->arizona; | |
208 | ||
6fed4d86 | 209 | mode %= info->micd_num_modes; |
84eaa136 | 210 | |
cd74f7b3 MB |
211 | if (arizona->pdata.micd_pol_gpio > 0) |
212 | gpio_set_value_cansleep(arizona->pdata.micd_pol_gpio, | |
213 | info->micd_modes[mode].gpio); | |
f2c32a88 MB |
214 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, |
215 | ARIZONA_MICD_BIAS_SRC_MASK, | |
41024243 CK |
216 | info->micd_modes[mode].bias << |
217 | ARIZONA_MICD_BIAS_SRC_SHIFT); | |
f2c32a88 MB |
218 | regmap_update_bits(arizona->regmap, ARIZONA_ACCESSORY_DETECT_MODE_1, |
219 | ARIZONA_ACCDET_SRC, info->micd_modes[mode].src); | |
220 | ||
221 | info->micd_mode = mode; | |
222 | ||
223 | dev_dbg(arizona->dev, "Set jack polarity to %d\n", mode); | |
224 | } | |
225 | ||
bbbd46e3 MB |
226 | static const char *arizona_extcon_get_micbias(struct arizona_extcon_info *info) |
227 | { | |
41024243 | 228 | switch (info->micd_modes[0].bias) { |
bbbd46e3 MB |
229 | case 1: |
230 | return "MICBIAS1"; | |
231 | case 2: | |
232 | return "MICBIAS2"; | |
233 | case 3: | |
234 | return "MICBIAS3"; | |
235 | default: | |
236 | return "MICVDD"; | |
237 | } | |
238 | } | |
239 | ||
240 | static void arizona_extcon_pulse_micbias(struct arizona_extcon_info *info) | |
241 | { | |
242 | struct arizona *arizona = info->arizona; | |
243 | const char *widget = arizona_extcon_get_micbias(info); | |
244 | struct snd_soc_dapm_context *dapm = arizona->dapm; | |
245 | int ret; | |
246 | ||
bbbd46e3 MB |
247 | ret = snd_soc_dapm_force_enable_pin(dapm, widget); |
248 | if (ret != 0) | |
249 | dev_warn(arizona->dev, "Failed to enable %s: %d\n", | |
250 | widget, ret); | |
251 | ||
bbbd46e3 MB |
252 | snd_soc_dapm_sync(dapm); |
253 | ||
254 | if (!arizona->pdata.micd_force_micbias) { | |
bbbd46e3 MB |
255 | ret = snd_soc_dapm_disable_pin(arizona->dapm, widget); |
256 | if (ret != 0) | |
257 | dev_warn(arizona->dev, "Failed to disable %s: %d\n", | |
258 | widget, ret); | |
259 | ||
bbbd46e3 MB |
260 | snd_soc_dapm_sync(dapm); |
261 | } | |
262 | } | |
263 | ||
9b1270c7 MB |
264 | static void arizona_start_mic(struct arizona_extcon_info *info) |
265 | { | |
266 | struct arizona *arizona = info->arizona; | |
267 | bool change; | |
268 | int ret; | |
269 | ||
9b1270c7 MB |
270 | /* Microphone detection can't use idle mode */ |
271 | pm_runtime_get(info->dev); | |
272 | ||
bbbd46e3 MB |
273 | if (info->detecting) { |
274 | ret = regulator_allow_bypass(info->micvdd, false); | |
275 | if (ret != 0) { | |
276 | dev_err(arizona->dev, | |
277 | "Failed to regulate MICVDD: %d\n", | |
278 | ret); | |
279 | } | |
280 | } | |
281 | ||
9b1270c7 MB |
282 | ret = regulator_enable(info->micvdd); |
283 | if (ret != 0) { | |
284 | dev_err(arizona->dev, "Failed to enable MICVDD: %d\n", | |
285 | ret); | |
286 | } | |
287 | ||
288 | if (info->micd_reva) { | |
289 | regmap_write(arizona->regmap, 0x80, 0x3); | |
290 | regmap_write(arizona->regmap, 0x294, 0); | |
291 | regmap_write(arizona->regmap, 0x80, 0x0); | |
292 | } | |
293 | ||
294 | regmap_update_bits(arizona->regmap, | |
295 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
296 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); | |
297 | ||
bbbd46e3 MB |
298 | arizona_extcon_pulse_micbias(info); |
299 | ||
9b1270c7 MB |
300 | regmap_update_bits_check(arizona->regmap, ARIZONA_MIC_DETECT_1, |
301 | ARIZONA_MICD_ENA, ARIZONA_MICD_ENA, | |
302 | &change); | |
303 | if (!change) { | |
304 | regulator_disable(info->micvdd); | |
305 | pm_runtime_put_autosuspend(info->dev); | |
306 | } | |
307 | } | |
308 | ||
309 | static void arizona_stop_mic(struct arizona_extcon_info *info) | |
310 | { | |
311 | struct arizona *arizona = info->arizona; | |
bbbd46e3 MB |
312 | const char *widget = arizona_extcon_get_micbias(info); |
313 | struct snd_soc_dapm_context *dapm = arizona->dapm; | |
9b1270c7 | 314 | bool change; |
bbbd46e3 | 315 | int ret; |
9b1270c7 MB |
316 | |
317 | regmap_update_bits_check(arizona->regmap, ARIZONA_MIC_DETECT_1, | |
318 | ARIZONA_MICD_ENA, 0, | |
319 | &change); | |
320 | ||
bbbd46e3 MB |
321 | ret = snd_soc_dapm_disable_pin(dapm, widget); |
322 | if (ret != 0) | |
323 | dev_warn(arizona->dev, | |
324 | "Failed to disable %s: %d\n", | |
325 | widget, ret); | |
326 | ||
bbbd46e3 MB |
327 | snd_soc_dapm_sync(dapm); |
328 | ||
9b1270c7 MB |
329 | if (info->micd_reva) { |
330 | regmap_write(arizona->regmap, 0x80, 0x3); | |
331 | regmap_write(arizona->regmap, 0x294, 2); | |
332 | regmap_write(arizona->regmap, 0x80, 0x0); | |
333 | } | |
334 | ||
bbbd46e3 MB |
335 | ret = regulator_allow_bypass(info->micvdd, true); |
336 | if (ret != 0) { | |
337 | dev_err(arizona->dev, "Failed to bypass MICVDD: %d\n", | |
338 | ret); | |
339 | } | |
340 | ||
9b1270c7 MB |
341 | if (change) { |
342 | regulator_disable(info->micvdd); | |
343 | pm_runtime_mark_last_busy(info->dev); | |
344 | pm_runtime_put_autosuspend(info->dev); | |
345 | } | |
346 | } | |
347 | ||
4f340333 | 348 | static struct { |
24a279b1 | 349 | unsigned int threshold; |
4f340333 MB |
350 | unsigned int factor_a; |
351 | unsigned int factor_b; | |
352 | } arizona_hpdet_b_ranges[] = { | |
24a279b1 CK |
353 | { 100, 5528, 362464 }, |
354 | { 169, 11084, 6186851 }, | |
355 | { 169, 11065, 65460395 }, | |
4f340333 MB |
356 | }; |
357 | ||
24a279b1 CK |
358 | #define ARIZONA_HPDET_B_RANGE_MAX 0x3fb |
359 | ||
4f340333 MB |
360 | static struct { |
361 | int min; | |
362 | int max; | |
363 | } arizona_hpdet_c_ranges[] = { | |
364 | { 0, 30 }, | |
365 | { 8, 100 }, | |
366 | { 100, 1000 }, | |
367 | { 1000, 10000 }, | |
368 | }; | |
369 | ||
370 | static int arizona_hpdet_read(struct arizona_extcon_info *info) | |
371 | { | |
372 | struct arizona *arizona = info->arizona; | |
373 | unsigned int val, range; | |
374 | int ret; | |
375 | ||
376 | ret = regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_2, &val); | |
377 | if (ret != 0) { | |
378 | dev_err(arizona->dev, "Failed to read HPDET status: %d\n", | |
379 | ret); | |
380 | return ret; | |
381 | } | |
382 | ||
383 | switch (info->hpdet_ip) { | |
384 | case 0: | |
385 | if (!(val & ARIZONA_HP_DONE)) { | |
386 | dev_err(arizona->dev, "HPDET did not complete: %x\n", | |
387 | val); | |
e6dd8cf2 | 388 | return -EAGAIN; |
4f340333 MB |
389 | } |
390 | ||
391 | val &= ARIZONA_HP_LVL_MASK; | |
392 | break; | |
393 | ||
394 | case 1: | |
395 | if (!(val & ARIZONA_HP_DONE_B)) { | |
396 | dev_err(arizona->dev, "HPDET did not complete: %x\n", | |
397 | val); | |
e6dd8cf2 | 398 | return -EAGAIN; |
4f340333 MB |
399 | } |
400 | ||
401 | ret = regmap_read(arizona->regmap, ARIZONA_HP_DACVAL, &val); | |
402 | if (ret != 0) { | |
403 | dev_err(arizona->dev, "Failed to read HP value: %d\n", | |
404 | ret); | |
e6dd8cf2 | 405 | return -EAGAIN; |
4f340333 MB |
406 | } |
407 | ||
408 | regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1, | |
409 | &range); | |
410 | range = (range & ARIZONA_HP_IMPEDANCE_RANGE_MASK) | |
411 | >> ARIZONA_HP_IMPEDANCE_RANGE_SHIFT; | |
412 | ||
413 | if (range < ARRAY_SIZE(arizona_hpdet_b_ranges) - 1 && | |
24a279b1 CK |
414 | (val < arizona_hpdet_b_ranges[range].threshold || |
415 | val >= ARIZONA_HPDET_B_RANGE_MAX)) { | |
4f340333 MB |
416 | range++; |
417 | dev_dbg(arizona->dev, "Moving to HPDET range %d\n", | |
418 | range); | |
419 | regmap_update_bits(arizona->regmap, | |
420 | ARIZONA_HEADPHONE_DETECT_1, | |
421 | ARIZONA_HP_IMPEDANCE_RANGE_MASK, | |
422 | range << | |
423 | ARIZONA_HP_IMPEDANCE_RANGE_SHIFT); | |
424 | return -EAGAIN; | |
425 | } | |
426 | ||
427 | /* If we go out of range report top of range */ | |
24a279b1 CK |
428 | if (val < arizona_hpdet_b_ranges[range].threshold || |
429 | val >= ARIZONA_HPDET_B_RANGE_MAX) { | |
4f340333 | 430 | dev_dbg(arizona->dev, "Measurement out of range\n"); |
9dd5e53d | 431 | return ARIZONA_HPDET_MAX; |
4f340333 MB |
432 | } |
433 | ||
434 | dev_dbg(arizona->dev, "HPDET read %d in range %d\n", | |
435 | val, range); | |
436 | ||
437 | val = arizona_hpdet_b_ranges[range].factor_b | |
438 | / ((val * 100) - | |
439 | arizona_hpdet_b_ranges[range].factor_a); | |
440 | break; | |
441 | ||
442 | default: | |
443 | dev_warn(arizona->dev, "Unknown HPDET IP revision %d\n", | |
444 | info->hpdet_ip); | |
445 | case 2: | |
446 | if (!(val & ARIZONA_HP_DONE_B)) { | |
447 | dev_err(arizona->dev, "HPDET did not complete: %x\n", | |
448 | val); | |
e6dd8cf2 | 449 | return -EAGAIN; |
4f340333 MB |
450 | } |
451 | ||
452 | val &= ARIZONA_HP_LVL_B_MASK; | |
77438610 CK |
453 | /* Convert to ohms, the value is in 0.5 ohm increments */ |
454 | val /= 2; | |
4f340333 MB |
455 | |
456 | regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1, | |
457 | &range); | |
458 | range = (range & ARIZONA_HP_IMPEDANCE_RANGE_MASK) | |
459 | >> ARIZONA_HP_IMPEDANCE_RANGE_SHIFT; | |
460 | ||
9141461d | 461 | /* Skip up a range, or report? */ |
4f340333 MB |
462 | if (range < ARRAY_SIZE(arizona_hpdet_c_ranges) - 1 && |
463 | (val >= arizona_hpdet_c_ranges[range].max)) { | |
464 | range++; | |
465 | dev_dbg(arizona->dev, "Moving to HPDET range %d-%d\n", | |
466 | arizona_hpdet_c_ranges[range].min, | |
467 | arizona_hpdet_c_ranges[range].max); | |
468 | regmap_update_bits(arizona->regmap, | |
469 | ARIZONA_HEADPHONE_DETECT_1, | |
470 | ARIZONA_HP_IMPEDANCE_RANGE_MASK, | |
471 | range << | |
472 | ARIZONA_HP_IMPEDANCE_RANGE_SHIFT); | |
473 | return -EAGAIN; | |
474 | } | |
9141461d CK |
475 | |
476 | if (range && (val < arizona_hpdet_c_ranges[range].min)) { | |
477 | dev_dbg(arizona->dev, "Reporting range boundary %d\n", | |
478 | arizona_hpdet_c_ranges[range].min); | |
479 | val = arizona_hpdet_c_ranges[range].min; | |
480 | } | |
4f340333 MB |
481 | } |
482 | ||
483 | dev_dbg(arizona->dev, "HP impedance %d ohms\n", val); | |
484 | return val; | |
485 | } | |
486 | ||
9c2ba270 MB |
487 | static int arizona_hpdet_do_id(struct arizona_extcon_info *info, int *reading, |
488 | bool *mic) | |
dd235eea MB |
489 | { |
490 | struct arizona *arizona = info->arizona; | |
1eda6aa7 | 491 | int id_gpio = arizona->pdata.hpdet_id_gpio; |
dd235eea MB |
492 | |
493 | /* | |
494 | * If we're using HPDET for accessory identification we need | |
495 | * to take multiple measurements, step through them in sequence. | |
496 | */ | |
497 | if (arizona->pdata.hpdet_acc_id) { | |
498 | info->hpdet_res[info->num_hpdet_res++] = *reading; | |
1eda6aa7 MB |
499 | |
500 | /* Only check the mic directly if we didn't already ID it */ | |
9c2ba270 | 501 | if (id_gpio && info->num_hpdet_res == 1) { |
1eda6aa7 MB |
502 | dev_dbg(arizona->dev, "Measuring mic\n"); |
503 | ||
504 | regmap_update_bits(arizona->regmap, | |
505 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
506 | ARIZONA_ACCDET_MODE_MASK | | |
507 | ARIZONA_ACCDET_SRC, | |
508 | ARIZONA_ACCDET_MODE_HPR | | |
509 | info->micd_modes[0].src); | |
510 | ||
511 | gpio_set_value_cansleep(id_gpio, 1); | |
512 | ||
dd235eea MB |
513 | regmap_update_bits(arizona->regmap, |
514 | ARIZONA_HEADPHONE_DETECT_1, | |
515 | ARIZONA_HP_POLL, ARIZONA_HP_POLL); | |
516 | return -EAGAIN; | |
517 | } | |
518 | ||
519 | /* OK, got both. Now, compare... */ | |
9c2ba270 MB |
520 | dev_dbg(arizona->dev, "HPDET measured %d %d\n", |
521 | info->hpdet_res[0], info->hpdet_res[1]); | |
c37b387f MB |
522 | |
523 | /* Take the headphone impedance for the main report */ | |
524 | *reading = info->hpdet_res[0]; | |
525 | ||
9dd5e53d MB |
526 | /* Sometimes we get false readings due to slow insert */ |
527 | if (*reading >= ARIZONA_HPDET_MAX && !info->hpdet_retried) { | |
528 | dev_dbg(arizona->dev, "Retrying high impedance\n"); | |
529 | info->num_hpdet_res = 0; | |
530 | info->hpdet_retried = true; | |
531 | arizona_start_hpdet_acc_id(info); | |
532 | pm_runtime_put(info->dev); | |
533 | return -EAGAIN; | |
534 | } | |
535 | ||
1eda6aa7 | 536 | /* |
d97abdde | 537 | * If we measure the mic as high impedance |
1eda6aa7 | 538 | */ |
9c2ba270 | 539 | if (!id_gpio || info->hpdet_res[1] > 50) { |
dd235eea | 540 | dev_dbg(arizona->dev, "Detected mic\n"); |
9c2ba270 | 541 | *mic = true; |
bf14ee5a | 542 | info->detecting = true; |
dd235eea MB |
543 | } else { |
544 | dev_dbg(arizona->dev, "Detected headphone\n"); | |
545 | } | |
546 | ||
547 | /* Make sure everything is reset back to the real polarity */ | |
548 | regmap_update_bits(arizona->regmap, | |
549 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
550 | ARIZONA_ACCDET_SRC, | |
551 | info->micd_modes[0].src); | |
552 | } | |
553 | ||
554 | return 0; | |
555 | } | |
556 | ||
4f340333 MB |
557 | static irqreturn_t arizona_hpdet_irq(int irq, void *data) |
558 | { | |
559 | struct arizona_extcon_info *info = data; | |
560 | struct arizona *arizona = info->arizona; | |
1eda6aa7 | 561 | int id_gpio = arizona->pdata.hpdet_id_gpio; |
4f340333 | 562 | int report = ARIZONA_CABLE_HEADPHONE; |
dd235eea | 563 | int ret, reading; |
9c2ba270 | 564 | bool mic = false; |
4f340333 MB |
565 | |
566 | mutex_lock(&info->lock); | |
567 | ||
568 | /* If we got a spurious IRQ for some reason then ignore it */ | |
569 | if (!info->hpdet_active) { | |
570 | dev_warn(arizona->dev, "Spurious HPDET IRQ\n"); | |
571 | mutex_unlock(&info->lock); | |
572 | return IRQ_NONE; | |
573 | } | |
574 | ||
575 | /* If the cable was removed while measuring ignore the result */ | |
ef70a214 | 576 | ret = extcon_get_cable_state_(info->edev, ARIZONA_CABLE_MECHANICAL); |
4f340333 MB |
577 | if (ret < 0) { |
578 | dev_err(arizona->dev, "Failed to check cable state: %d\n", | |
579 | ret); | |
580 | goto out; | |
581 | } else if (!ret) { | |
582 | dev_dbg(arizona->dev, "Ignoring HPDET for removed cable\n"); | |
583 | goto done; | |
584 | } | |
585 | ||
586 | ret = arizona_hpdet_read(info); | |
d6675667 | 587 | if (ret == -EAGAIN) |
4f340333 | 588 | goto out; |
d6675667 | 589 | else if (ret < 0) |
4f340333 | 590 | goto done; |
dd235eea | 591 | reading = ret; |
4f340333 MB |
592 | |
593 | /* Reset back to starting range */ | |
594 | regmap_update_bits(arizona->regmap, | |
595 | ARIZONA_HEADPHONE_DETECT_1, | |
dd235eea MB |
596 | ARIZONA_HP_IMPEDANCE_RANGE_MASK | ARIZONA_HP_POLL, |
597 | 0); | |
598 | ||
9c2ba270 | 599 | ret = arizona_hpdet_do_id(info, &reading, &mic); |
d6675667 | 600 | if (ret == -EAGAIN) |
dd235eea | 601 | goto out; |
d6675667 | 602 | else if (ret < 0) |
dd235eea | 603 | goto done; |
4f340333 MB |
604 | |
605 | /* Report high impedence cables as line outputs */ | |
dd235eea | 606 | if (reading >= 5000) |
4f340333 MB |
607 | report = ARIZONA_CABLE_LINEOUT; |
608 | else | |
609 | report = ARIZONA_CABLE_HEADPHONE; | |
610 | ||
ef70a214 | 611 | ret = extcon_set_cable_state_(info->edev, report, true); |
4f340333 MB |
612 | if (ret != 0) |
613 | dev_err(arizona->dev, "Failed to report HP/line: %d\n", | |
614 | ret); | |
615 | ||
a3e00d4b CK |
616 | done: |
617 | /* Reset back to starting range */ | |
618 | regmap_update_bits(arizona->regmap, | |
619 | ARIZONA_HEADPHONE_DETECT_1, | |
620 | ARIZONA_HP_IMPEDANCE_RANGE_MASK | ARIZONA_HP_POLL, | |
621 | 0); | |
622 | ||
112bdfaa | 623 | arizona_extcon_hp_clamp(info, false); |
4f340333 | 624 | |
1eda6aa7 MB |
625 | if (id_gpio) |
626 | gpio_set_value_cansleep(id_gpio, 0); | |
4f340333 MB |
627 | |
628 | /* Revert back to MICDET mode */ | |
629 | regmap_update_bits(arizona->regmap, | |
630 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
631 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); | |
632 | ||
633 | /* If we have a mic then reenable MICDET */ | |
9c2ba270 | 634 | if (mic || info->mic) |
4f340333 MB |
635 | arizona_start_mic(info); |
636 | ||
637 | if (info->hpdet_active) { | |
638 | pm_runtime_put_autosuspend(info->dev); | |
639 | info->hpdet_active = false; | |
640 | } | |
641 | ||
bf14ee5a MB |
642 | info->hpdet_done = true; |
643 | ||
4f340333 MB |
644 | out: |
645 | mutex_unlock(&info->lock); | |
646 | ||
647 | return IRQ_HANDLED; | |
648 | } | |
649 | ||
650 | static void arizona_identify_headphone(struct arizona_extcon_info *info) | |
651 | { | |
652 | struct arizona *arizona = info->arizona; | |
653 | int ret; | |
654 | ||
bf14ee5a MB |
655 | if (info->hpdet_done) |
656 | return; | |
657 | ||
4f340333 MB |
658 | dev_dbg(arizona->dev, "Starting HPDET\n"); |
659 | ||
660 | /* Make sure we keep the device enabled during the measurement */ | |
661 | pm_runtime_get(info->dev); | |
662 | ||
663 | info->hpdet_active = true; | |
664 | ||
665 | if (info->mic) | |
666 | arizona_stop_mic(info); | |
667 | ||
112bdfaa | 668 | arizona_extcon_hp_clamp(info, true); |
4f340333 MB |
669 | |
670 | ret = regmap_update_bits(arizona->regmap, | |
671 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
672 | ARIZONA_ACCDET_MODE_MASK, | |
673 | ARIZONA_ACCDET_MODE_HPL); | |
674 | if (ret != 0) { | |
675 | dev_err(arizona->dev, "Failed to set HPDETL mode: %d\n", ret); | |
676 | goto err; | |
677 | } | |
678 | ||
679 | ret = regmap_update_bits(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1, | |
680 | ARIZONA_HP_POLL, ARIZONA_HP_POLL); | |
681 | if (ret != 0) { | |
682 | dev_err(arizona->dev, "Can't start HPDETL measurement: %d\n", | |
683 | ret); | |
684 | goto err; | |
685 | } | |
686 | ||
687 | return; | |
688 | ||
689 | err: | |
690 | regmap_update_bits(arizona->regmap, ARIZONA_ACCESSORY_DETECT_MODE_1, | |
691 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); | |
692 | ||
693 | /* Just report headphone */ | |
34602486 NO |
694 | ret = extcon_set_cable_state_(info->edev, |
695 | ARIZONA_CABLE_HEADPHONE, true); | |
4f340333 MB |
696 | if (ret != 0) |
697 | dev_err(arizona->dev, "Failed to report headphone: %d\n", ret); | |
698 | ||
699 | if (info->mic) | |
700 | arizona_start_mic(info); | |
701 | ||
702 | info->hpdet_active = false; | |
703 | } | |
dd235eea MB |
704 | |
705 | static void arizona_start_hpdet_acc_id(struct arizona_extcon_info *info) | |
706 | { | |
707 | struct arizona *arizona = info->arizona; | |
9c2ba270 MB |
708 | int hp_reading = 32; |
709 | bool mic; | |
dd235eea MB |
710 | int ret; |
711 | ||
712 | dev_dbg(arizona->dev, "Starting identification via HPDET\n"); | |
713 | ||
714 | /* Make sure we keep the device enabled during the measurement */ | |
0e27bd31 | 715 | pm_runtime_get_sync(info->dev); |
dd235eea MB |
716 | |
717 | info->hpdet_active = true; | |
718 | ||
112bdfaa | 719 | arizona_extcon_hp_clamp(info, true); |
dd235eea MB |
720 | |
721 | ret = regmap_update_bits(arizona->regmap, | |
722 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
723 | ARIZONA_ACCDET_SRC | ARIZONA_ACCDET_MODE_MASK, | |
724 | info->micd_modes[0].src | | |
725 | ARIZONA_ACCDET_MODE_HPL); | |
726 | if (ret != 0) { | |
727 | dev_err(arizona->dev, "Failed to set HPDETL mode: %d\n", ret); | |
728 | goto err; | |
729 | } | |
730 | ||
9c2ba270 MB |
731 | if (arizona->pdata.hpdet_acc_id_line) { |
732 | ret = regmap_update_bits(arizona->regmap, | |
733 | ARIZONA_HEADPHONE_DETECT_1, | |
734 | ARIZONA_HP_POLL, ARIZONA_HP_POLL); | |
735 | if (ret != 0) { | |
736 | dev_err(arizona->dev, | |
737 | "Can't start HPDETL measurement: %d\n", | |
738 | ret); | |
739 | goto err; | |
740 | } | |
741 | } else { | |
742 | arizona_hpdet_do_id(info, &hp_reading, &mic); | |
4f340333 MB |
743 | } |
744 | ||
dd235eea MB |
745 | return; |
746 | ||
747 | err: | |
748 | regmap_update_bits(arizona->regmap, ARIZONA_ACCESSORY_DETECT_MODE_1, | |
749 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); | |
750 | ||
751 | /* Just report headphone */ | |
34602486 NO |
752 | ret = extcon_set_cable_state_(info->edev, |
753 | ARIZONA_CABLE_HEADPHONE, true); | |
dd235eea MB |
754 | if (ret != 0) |
755 | dev_err(arizona->dev, "Failed to report headphone: %d\n", ret); | |
756 | ||
4f340333 MB |
757 | info->hpdet_active = false; |
758 | } | |
759 | ||
939c5671 MB |
760 | static void arizona_micd_timeout_work(struct work_struct *work) |
761 | { | |
762 | struct arizona_extcon_info *info = container_of(work, | |
c2275d2f CC |
763 | struct arizona_extcon_info, |
764 | micd_timeout_work.work); | |
939c5671 MB |
765 | |
766 | mutex_lock(&info->lock); | |
767 | ||
768 | dev_dbg(info->arizona->dev, "MICD timed out, reporting HP\n"); | |
769 | arizona_identify_headphone(info); | |
770 | ||
771 | info->detecting = false; | |
772 | ||
773 | arizona_stop_mic(info); | |
774 | ||
775 | mutex_unlock(&info->lock); | |
776 | } | |
777 | ||
cd59e796 | 778 | static void arizona_micd_detect(struct work_struct *work) |
f2c32a88 | 779 | { |
cd59e796 | 780 | struct arizona_extcon_info *info = container_of(work, |
c2275d2f CC |
781 | struct arizona_extcon_info, |
782 | micd_detect_work.work); | |
f2c32a88 | 783 | struct arizona *arizona = info->arizona; |
e2c0f476 | 784 | unsigned int val = 0, lvl; |
6fed4d86 | 785 | int ret, i, key; |
f2c32a88 | 786 | |
939c5671 MB |
787 | cancel_delayed_work_sync(&info->micd_timeout_work); |
788 | ||
f2c32a88 MB |
789 | mutex_lock(&info->lock); |
790 | ||
31a847e6 | 791 | /* If the cable was removed while measuring ignore the result */ |
ef70a214 | 792 | ret = extcon_get_cable_state_(info->edev, ARIZONA_CABLE_MECHANICAL); |
31a847e6 CK |
793 | if (ret < 0) { |
794 | dev_err(arizona->dev, "Failed to check cable state: %d\n", | |
795 | ret); | |
796 | mutex_unlock(&info->lock); | |
797 | return; | |
798 | } else if (!ret) { | |
799 | dev_dbg(arizona->dev, "Ignoring MICDET for removed cable\n"); | |
800 | mutex_unlock(&info->lock); | |
801 | return; | |
802 | } | |
803 | ||
ffae24fe | 804 | for (i = 0; i < 10 && !(val & MICD_LVL_0_TO_8); i++) { |
e2c0f476 CK |
805 | ret = regmap_read(arizona->regmap, ARIZONA_MIC_DETECT_3, &val); |
806 | if (ret != 0) { | |
c2275d2f CC |
807 | dev_err(arizona->dev, |
808 | "Failed to read MICDET: %d\n", ret); | |
e2c0f476 | 809 | mutex_unlock(&info->lock); |
cd59e796 | 810 | return; |
e2c0f476 CK |
811 | } |
812 | ||
813 | dev_dbg(arizona->dev, "MICDET: %x\n", val); | |
f2c32a88 | 814 | |
e2c0f476 | 815 | if (!(val & ARIZONA_MICD_VALID)) { |
c2275d2f CC |
816 | dev_warn(arizona->dev, |
817 | "Microphone detection state invalid\n"); | |
e2c0f476 | 818 | mutex_unlock(&info->lock); |
cd59e796 | 819 | return; |
e2c0f476 CK |
820 | } |
821 | } | |
f2c32a88 | 822 | |
ffae24fe | 823 | if (i == 10 && !(val & MICD_LVL_0_TO_8)) { |
e2c0f476 | 824 | dev_err(arizona->dev, "Failed to get valid MICDET value\n"); |
f2c32a88 | 825 | mutex_unlock(&info->lock); |
cd59e796 | 826 | return; |
f2c32a88 MB |
827 | } |
828 | ||
829 | /* Due to jack detect this should never happen */ | |
830 | if (!(val & ARIZONA_MICD_STS)) { | |
831 | dev_warn(arizona->dev, "Detected open circuit\n"); | |
832 | info->detecting = false; | |
833 | goto handled; | |
834 | } | |
835 | ||
836 | /* If we got a high impedence we should have a headset, report it. */ | |
ffae24fe | 837 | if (info->detecting && (val & ARIZONA_MICD_LVL_8)) { |
4f340333 MB |
838 | arizona_identify_headphone(info); |
839 | ||
34602486 NO |
840 | ret = extcon_set_cable_state_(info->edev, |
841 | ARIZONA_CABLE_MICROPHONE, true); | |
f2c32a88 MB |
842 | |
843 | if (ret != 0) | |
844 | dev_err(arizona->dev, "Headset report failed: %d\n", | |
845 | ret); | |
846 | ||
bbbd46e3 | 847 | /* Don't need to regulate for button detection */ |
e368f525 | 848 | ret = regulator_allow_bypass(info->micvdd, true); |
bbbd46e3 MB |
849 | if (ret != 0) { |
850 | dev_err(arizona->dev, "Failed to bypass MICVDD: %d\n", | |
851 | ret); | |
852 | } | |
853 | ||
f2c32a88 MB |
854 | info->mic = true; |
855 | info->detecting = false; | |
856 | goto handled; | |
857 | } | |
858 | ||
859 | /* If we detected a lower impedence during initial startup | |
860 | * then we probably have the wrong polarity, flip it. Don't | |
861 | * do this for the lowest impedences to speed up detection of | |
862 | * plain headphones. If both polarities report a low | |
863 | * impedence then give up and report headphones. | |
864 | */ | |
ffae24fe | 865 | if (info->detecting && (val & MICD_LVL_1_TO_7)) { |
84eaa136 | 866 | if (info->jack_flips >= info->micd_num_modes * 10) { |
4f340333 MB |
867 | dev_dbg(arizona->dev, "Detected HP/line\n"); |
868 | arizona_identify_headphone(info); | |
869 | ||
f2c32a88 | 870 | info->detecting = false; |
9ef2224d | 871 | |
4f340333 | 872 | arizona_stop_mic(info); |
f2c32a88 MB |
873 | } else { |
874 | info->micd_mode++; | |
875 | if (info->micd_mode == info->micd_num_modes) | |
876 | info->micd_mode = 0; | |
877 | arizona_extcon_set_mode(info, info->micd_mode); | |
878 | ||
879 | info->jack_flips++; | |
880 | } | |
881 | ||
882 | goto handled; | |
883 | } | |
884 | ||
885 | /* | |
886 | * If we're still detecting and we detect a short then we've | |
34efe4dc | 887 | * got a headphone. Otherwise it's a button press. |
f2c32a88 | 888 | */ |
ffae24fe | 889 | if (val & MICD_LVL_0_TO_7) { |
f2c32a88 MB |
890 | if (info->mic) { |
891 | dev_dbg(arizona->dev, "Mic button detected\n"); | |
892 | ||
34efe4dc MB |
893 | lvl = val & ARIZONA_MICD_LVL_MASK; |
894 | lvl >>= ARIZONA_MICD_LVL_SHIFT; | |
895 | ||
41a57850 MB |
896 | for (i = 0; i < info->num_micd_ranges; i++) |
897 | input_report_key(info->input, | |
898 | info->micd_ranges[i].key, 0); | |
899 | ||
6fed4d86 MB |
900 | WARN_ON(!lvl); |
901 | WARN_ON(ffs(lvl) - 1 >= info->num_micd_ranges); | |
902 | if (lvl && ffs(lvl) - 1 < info->num_micd_ranges) { | |
903 | key = info->micd_ranges[ffs(lvl) - 1].key; | |
904 | input_report_key(info->input, key, 1); | |
905 | input_sync(info->input); | |
906 | } | |
34efe4dc | 907 | |
f2c32a88 MB |
908 | } else if (info->detecting) { |
909 | dev_dbg(arizona->dev, "Headphone detected\n"); | |
910 | info->detecting = false; | |
911 | arizona_stop_mic(info); | |
912 | ||
4f340333 | 913 | arizona_identify_headphone(info); |
f2c32a88 MB |
914 | } else { |
915 | dev_warn(arizona->dev, "Button with no mic: %x\n", | |
916 | val); | |
917 | } | |
918 | } else { | |
919 | dev_dbg(arizona->dev, "Mic button released\n"); | |
6fed4d86 | 920 | for (i = 0; i < info->num_micd_ranges; i++) |
34efe4dc | 921 | input_report_key(info->input, |
6fed4d86 | 922 | info->micd_ranges[i].key, 0); |
34efe4dc | 923 | input_sync(info->input); |
bbbd46e3 | 924 | arizona_extcon_pulse_micbias(info); |
f2c32a88 MB |
925 | } |
926 | ||
927 | handled: | |
939c5671 | 928 | if (info->detecting) |
df9a5ab4 MB |
929 | queue_delayed_work(system_power_efficient_wq, |
930 | &info->micd_timeout_work, | |
931 | msecs_to_jiffies(info->micd_timeout)); | |
939c5671 | 932 | |
f2c32a88 MB |
933 | pm_runtime_mark_last_busy(info->dev); |
934 | mutex_unlock(&info->lock); | |
cd59e796 MB |
935 | } |
936 | ||
937 | static irqreturn_t arizona_micdet(int irq, void *data) | |
938 | { | |
939 | struct arizona_extcon_info *info = data; | |
940 | struct arizona *arizona = info->arizona; | |
941 | int debounce = arizona->pdata.micd_detect_debounce; | |
942 | ||
943 | cancel_delayed_work_sync(&info->micd_detect_work); | |
944 | cancel_delayed_work_sync(&info->micd_timeout_work); | |
945 | ||
946 | mutex_lock(&info->lock); | |
947 | if (!info->detecting) | |
948 | debounce = 0; | |
949 | mutex_unlock(&info->lock); | |
950 | ||
951 | if (debounce) | |
df9a5ab4 MB |
952 | queue_delayed_work(system_power_efficient_wq, |
953 | &info->micd_detect_work, | |
954 | msecs_to_jiffies(debounce)); | |
cd59e796 MB |
955 | else |
956 | arizona_micd_detect(&info->micd_detect_work.work); | |
f2c32a88 MB |
957 | |
958 | return IRQ_HANDLED; | |
959 | } | |
960 | ||
0e27bd31 MB |
961 | static void arizona_hpdet_work(struct work_struct *work) |
962 | { | |
963 | struct arizona_extcon_info *info = container_of(work, | |
c2275d2f CC |
964 | struct arizona_extcon_info, |
965 | hpdet_work.work); | |
0e27bd31 MB |
966 | |
967 | mutex_lock(&info->lock); | |
968 | arizona_start_hpdet_acc_id(info); | |
969 | mutex_unlock(&info->lock); | |
970 | } | |
971 | ||
f2c32a88 MB |
972 | static irqreturn_t arizona_jackdet(int irq, void *data) |
973 | { | |
974 | struct arizona_extcon_info *info = data; | |
975 | struct arizona *arizona = info->arizona; | |
92a49871 | 976 | unsigned int val, present, mask; |
939c5671 | 977 | bool cancelled_hp, cancelled_mic; |
34efe4dc | 978 | int ret, i; |
f2c32a88 | 979 | |
939c5671 MB |
980 | cancelled_hp = cancel_delayed_work_sync(&info->hpdet_work); |
981 | cancelled_mic = cancel_delayed_work_sync(&info->micd_timeout_work); | |
f2c32a88 | 982 | |
a3e2078d | 983 | pm_runtime_get_sync(info->dev); |
0e27bd31 | 984 | |
f2c32a88 MB |
985 | mutex_lock(&info->lock); |
986 | ||
92a49871 MB |
987 | if (arizona->pdata.jd_gpio5) { |
988 | mask = ARIZONA_MICD_CLAMP_STS; | |
a288d648 RF |
989 | if (arizona->pdata.jd_invert) |
990 | present = ARIZONA_MICD_CLAMP_STS; | |
991 | else | |
992 | present = 0; | |
92a49871 MB |
993 | } else { |
994 | mask = ARIZONA_JD1_STS; | |
a288d648 RF |
995 | if (arizona->pdata.jd_invert) |
996 | present = 0; | |
997 | else | |
998 | present = ARIZONA_JD1_STS; | |
92a49871 MB |
999 | } |
1000 | ||
f2c32a88 MB |
1001 | ret = regmap_read(arizona->regmap, ARIZONA_AOD_IRQ_RAW_STATUS, &val); |
1002 | if (ret != 0) { | |
1003 | dev_err(arizona->dev, "Failed to read jackdet status: %d\n", | |
1004 | ret); | |
1005 | mutex_unlock(&info->lock); | |
1006 | pm_runtime_put_autosuspend(info->dev); | |
1007 | return IRQ_NONE; | |
1008 | } | |
1009 | ||
a3e2078d MB |
1010 | val &= mask; |
1011 | if (val == info->last_jackdet) { | |
1012 | dev_dbg(arizona->dev, "Suppressing duplicate JACKDET\n"); | |
939c5671 | 1013 | if (cancelled_hp) |
df9a5ab4 MB |
1014 | queue_delayed_work(system_power_efficient_wq, |
1015 | &info->hpdet_work, | |
1016 | msecs_to_jiffies(HPDET_DEBOUNCE)); | |
a3e2078d | 1017 | |
c2275d2f CC |
1018 | if (cancelled_mic) { |
1019 | int micd_timeout = info->micd_timeout; | |
1020 | ||
df9a5ab4 MB |
1021 | queue_delayed_work(system_power_efficient_wq, |
1022 | &info->micd_timeout_work, | |
c2275d2f CC |
1023 | msecs_to_jiffies(micd_timeout)); |
1024 | } | |
939c5671 | 1025 | |
a3e2078d MB |
1026 | goto out; |
1027 | } | |
1028 | info->last_jackdet = val; | |
1029 | ||
1030 | if (info->last_jackdet == present) { | |
f2c32a88 | 1031 | dev_dbg(arizona->dev, "Detected jack\n"); |
ef70a214 | 1032 | ret = extcon_set_cable_state_(info->edev, |
325c6423 | 1033 | ARIZONA_CABLE_MECHANICAL, true); |
f2c32a88 MB |
1034 | |
1035 | if (ret != 0) | |
1036 | dev_err(arizona->dev, "Mechanical report failed: %d\n", | |
1037 | ret); | |
1038 | ||
dd235eea MB |
1039 | if (!arizona->pdata.hpdet_acc_id) { |
1040 | info->detecting = true; | |
1041 | info->mic = false; | |
1042 | info->jack_flips = 0; | |
1043 | ||
1044 | arizona_start_mic(info); | |
1045 | } else { | |
df9a5ab4 MB |
1046 | queue_delayed_work(system_power_efficient_wq, |
1047 | &info->hpdet_work, | |
1048 | msecs_to_jiffies(HPDET_DEBOUNCE)); | |
dd235eea | 1049 | } |
4e616877 MB |
1050 | |
1051 | regmap_update_bits(arizona->regmap, | |
1052 | ARIZONA_JACK_DETECT_DEBOUNCE, | |
1053 | ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB, 0); | |
f2c32a88 MB |
1054 | } else { |
1055 | dev_dbg(arizona->dev, "Detected jack removal\n"); | |
1056 | ||
1057 | arizona_stop_mic(info); | |
1058 | ||
dd235eea MB |
1059 | info->num_hpdet_res = 0; |
1060 | for (i = 0; i < ARRAY_SIZE(info->hpdet_res); i++) | |
1061 | info->hpdet_res[i] = 0; | |
1062 | info->mic = false; | |
bf14ee5a | 1063 | info->hpdet_done = false; |
9dd5e53d | 1064 | info->hpdet_retried = false; |
92a49871 | 1065 | |
6fed4d86 | 1066 | for (i = 0; i < info->num_micd_ranges; i++) |
34efe4dc | 1067 | input_report_key(info->input, |
6fed4d86 | 1068 | info->micd_ranges[i].key, 0); |
34efe4dc MB |
1069 | input_sync(info->input); |
1070 | ||
ef70a214 | 1071 | ret = extcon_update_state(info->edev, 0xffffffff, 0); |
f2c32a88 MB |
1072 | if (ret != 0) |
1073 | dev_err(arizona->dev, "Removal report failed: %d\n", | |
1074 | ret); | |
4e616877 MB |
1075 | |
1076 | regmap_update_bits(arizona->regmap, | |
1077 | ARIZONA_JACK_DETECT_DEBOUNCE, | |
1078 | ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB, | |
1079 | ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB); | |
f2c32a88 MB |
1080 | } |
1081 | ||
7abd4e2a MB |
1082 | if (arizona->pdata.micd_timeout) |
1083 | info->micd_timeout = arizona->pdata.micd_timeout; | |
1084 | else | |
1085 | info->micd_timeout = DEFAULT_MICD_TIMEOUT; | |
1086 | ||
cb9005d7 | 1087 | out: |
5d9ab708 CK |
1088 | /* Clear trig_sts to make sure DCVDD is not forced up */ |
1089 | regmap_write(arizona->regmap, ARIZONA_AOD_WKUP_AND_TRIG, | |
1090 | ARIZONA_MICD_CLAMP_FALL_TRIG_STS | | |
1091 | ARIZONA_MICD_CLAMP_RISE_TRIG_STS | | |
1092 | ARIZONA_JD1_FALL_TRIG_STS | | |
1093 | ARIZONA_JD1_RISE_TRIG_STS); | |
1094 | ||
f2c32a88 MB |
1095 | mutex_unlock(&info->lock); |
1096 | ||
1097 | pm_runtime_mark_last_busy(info->dev); | |
1098 | pm_runtime_put_autosuspend(info->dev); | |
1099 | ||
1100 | return IRQ_HANDLED; | |
1101 | } | |
1102 | ||
6fed4d86 MB |
1103 | /* Map a level onto a slot in the register bank */ |
1104 | static void arizona_micd_set_level(struct arizona *arizona, int index, | |
1105 | unsigned int level) | |
1106 | { | |
1107 | int reg; | |
1108 | unsigned int mask; | |
1109 | ||
1110 | reg = ARIZONA_MIC_DETECT_LEVEL_4 - (index / 2); | |
1111 | ||
1112 | if (!(index % 2)) { | |
1113 | mask = 0x3f00; | |
1114 | level <<= 8; | |
1115 | } else { | |
1116 | mask = 0x3f; | |
1117 | } | |
1118 | ||
1119 | /* Program the level itself */ | |
1120 | regmap_update_bits(arizona->regmap, reg, mask, level); | |
1121 | } | |
1122 | ||
44f34fd4 | 1123 | static int arizona_extcon_probe(struct platform_device *pdev) |
f2c32a88 MB |
1124 | { |
1125 | struct arizona *arizona = dev_get_drvdata(pdev->dev.parent); | |
6ac6b475 | 1126 | struct arizona_pdata *pdata = &arizona->pdata; |
f2c32a88 | 1127 | struct arizona_extcon_info *info; |
e56a0a57 | 1128 | unsigned int val; |
a288d648 | 1129 | unsigned int clamp_mode; |
92a49871 | 1130 | int jack_irq_fall, jack_irq_rise; |
6fed4d86 | 1131 | int ret, mode, i, j; |
f2c32a88 | 1132 | |
bbbd46e3 MB |
1133 | if (!arizona->dapm || !arizona->dapm->card) |
1134 | return -EPROBE_DEFER; | |
1135 | ||
f2c32a88 | 1136 | info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL); |
0a16ee63 | 1137 | if (!info) |
d88cc367 | 1138 | return -ENOMEM; |
f2c32a88 | 1139 | |
17271f60 | 1140 | info->micvdd = devm_regulator_get(&pdev->dev, "MICVDD"); |
f2c32a88 MB |
1141 | if (IS_ERR(info->micvdd)) { |
1142 | ret = PTR_ERR(info->micvdd); | |
1143 | dev_err(arizona->dev, "Failed to get MICVDD: %d\n", ret); | |
d88cc367 | 1144 | return ret; |
f2c32a88 MB |
1145 | } |
1146 | ||
1147 | mutex_init(&info->lock); | |
1148 | info->arizona = arizona; | |
1149 | info->dev = &pdev->dev; | |
a3e2078d | 1150 | info->last_jackdet = ~(ARIZONA_MICD_CLAMP_STS | ARIZONA_JD1_STS); |
0e27bd31 | 1151 | INIT_DELAYED_WORK(&info->hpdet_work, arizona_hpdet_work); |
cd59e796 | 1152 | INIT_DELAYED_WORK(&info->micd_detect_work, arizona_micd_detect); |
939c5671 | 1153 | INIT_DELAYED_WORK(&info->micd_timeout_work, arizona_micd_timeout_work); |
f2c32a88 MB |
1154 | platform_set_drvdata(pdev, info); |
1155 | ||
1156 | switch (arizona->type) { | |
1157 | case WM5102: | |
1158 | switch (arizona->rev) { | |
1159 | case 0: | |
1160 | info->micd_reva = true; | |
1161 | break; | |
1162 | default: | |
dab63eb2 | 1163 | info->micd_clamp = true; |
4f340333 | 1164 | info->hpdet_ip = 1; |
f2c32a88 MB |
1165 | break; |
1166 | } | |
1167 | break; | |
77438610 | 1168 | case WM5110: |
2f2b6aa8 | 1169 | case WM8280: |
77438610 CK |
1170 | switch (arizona->rev) { |
1171 | case 0 ... 2: | |
1172 | break; | |
1173 | default: | |
1174 | info->micd_clamp = true; | |
1175 | info->hpdet_ip = 2; | |
1176 | break; | |
1177 | } | |
1178 | break; | |
f2c32a88 MB |
1179 | default: |
1180 | break; | |
1181 | } | |
1182 | ||
ef70a214 CC |
1183 | info->edev = devm_extcon_dev_allocate(&pdev->dev, arizona_cable); |
1184 | if (IS_ERR(info->edev)) { | |
1185 | dev_err(&pdev->dev, "failed to allocate extcon device\n"); | |
1186 | return -ENOMEM; | |
1187 | } | |
1188 | info->edev->name = "Headset Jack"; | |
f2c32a88 | 1189 | |
ef70a214 | 1190 | ret = devm_extcon_dev_register(&pdev->dev, info->edev); |
f2c32a88 | 1191 | if (ret < 0) { |
8e5f5018 | 1192 | dev_err(arizona->dev, "extcon_dev_register() failed: %d\n", |
f2c32a88 | 1193 | ret); |
d88cc367 | 1194 | return ret; |
f2c32a88 MB |
1195 | } |
1196 | ||
6fed4d86 MB |
1197 | info->input = devm_input_allocate_device(&pdev->dev); |
1198 | if (!info->input) { | |
1199 | dev_err(arizona->dev, "Can't allocate input dev\n"); | |
1200 | ret = -ENOMEM; | |
1201 | goto err_register; | |
1202 | } | |
1203 | ||
1204 | info->input->name = "Headset"; | |
1205 | info->input->phys = "arizona/extcon"; | |
6fed4d86 | 1206 | |
f2c32a88 MB |
1207 | if (pdata->num_micd_configs) { |
1208 | info->micd_modes = pdata->micd_configs; | |
1209 | info->micd_num_modes = pdata->num_micd_configs; | |
1210 | } else { | |
1211 | info->micd_modes = micd_default_modes; | |
1212 | info->micd_num_modes = ARRAY_SIZE(micd_default_modes); | |
1213 | } | |
1214 | ||
1215 | if (arizona->pdata.micd_pol_gpio > 0) { | |
1216 | if (info->micd_modes[0].gpio) | |
1217 | mode = GPIOF_OUT_INIT_HIGH; | |
1218 | else | |
1219 | mode = GPIOF_OUT_INIT_LOW; | |
1220 | ||
1221 | ret = devm_gpio_request_one(&pdev->dev, | |
1222 | arizona->pdata.micd_pol_gpio, | |
1223 | mode, | |
1224 | "MICD polarity"); | |
1225 | if (ret != 0) { | |
1226 | dev_err(arizona->dev, "Failed to request GPIO%d: %d\n", | |
1227 | arizona->pdata.micd_pol_gpio, ret); | |
1228 | goto err_register; | |
1229 | } | |
1230 | } | |
1231 | ||
1eda6aa7 MB |
1232 | if (arizona->pdata.hpdet_id_gpio > 0) { |
1233 | ret = devm_gpio_request_one(&pdev->dev, | |
1234 | arizona->pdata.hpdet_id_gpio, | |
1235 | GPIOF_OUT_INIT_LOW, | |
1236 | "HPDET"); | |
1237 | if (ret != 0) { | |
1238 | dev_err(arizona->dev, "Failed to request GPIO%d: %d\n", | |
1239 | arizona->pdata.hpdet_id_gpio, ret); | |
1240 | goto err_register; | |
1241 | } | |
1242 | } | |
1243 | ||
b17e5462 MB |
1244 | if (arizona->pdata.micd_bias_start_time) |
1245 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, | |
1246 | ARIZONA_MICD_BIAS_STARTTIME_MASK, | |
1247 | arizona->pdata.micd_bias_start_time | |
1248 | << ARIZONA_MICD_BIAS_STARTTIME_SHIFT); | |
1249 | ||
2e033db5 MB |
1250 | if (arizona->pdata.micd_rate) |
1251 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, | |
1252 | ARIZONA_MICD_RATE_MASK, | |
1253 | arizona->pdata.micd_rate | |
1254 | << ARIZONA_MICD_RATE_SHIFT); | |
1255 | ||
1256 | if (arizona->pdata.micd_dbtime) | |
1257 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, | |
1258 | ARIZONA_MICD_DBTIME_MASK, | |
1259 | arizona->pdata.micd_dbtime | |
1260 | << ARIZONA_MICD_DBTIME_SHIFT); | |
1261 | ||
6fed4d86 MB |
1262 | BUILD_BUG_ON(ARRAY_SIZE(arizona_micd_levels) != 0x40); |
1263 | ||
1264 | if (arizona->pdata.num_micd_ranges) { | |
1265 | info->micd_ranges = pdata->micd_ranges; | |
1266 | info->num_micd_ranges = pdata->num_micd_ranges; | |
1267 | } else { | |
1268 | info->micd_ranges = micd_default_ranges; | |
1269 | info->num_micd_ranges = ARRAY_SIZE(micd_default_ranges); | |
1270 | } | |
1271 | ||
1272 | if (arizona->pdata.num_micd_ranges > ARIZONA_MAX_MICD_RANGE) { | |
1273 | dev_err(arizona->dev, "Too many MICD ranges: %d\n", | |
1274 | arizona->pdata.num_micd_ranges); | |
1275 | } | |
1276 | ||
1277 | if (info->num_micd_ranges > 1) { | |
1278 | for (i = 1; i < info->num_micd_ranges; i++) { | |
1279 | if (info->micd_ranges[i - 1].max > | |
1280 | info->micd_ranges[i].max) { | |
1281 | dev_err(arizona->dev, | |
1282 | "MICD ranges must be sorted\n"); | |
1283 | ret = -EINVAL; | |
1284 | goto err_input; | |
1285 | } | |
1286 | } | |
1287 | } | |
1288 | ||
1289 | /* Disable all buttons by default */ | |
1290 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_2, | |
1291 | ARIZONA_MICD_LVL_SEL_MASK, 0x81); | |
1292 | ||
1293 | /* Set up all the buttons the user specified */ | |
1294 | for (i = 0; i < info->num_micd_ranges; i++) { | |
1295 | for (j = 0; j < ARRAY_SIZE(arizona_micd_levels); j++) | |
1296 | if (arizona_micd_levels[j] >= info->micd_ranges[i].max) | |
1297 | break; | |
1298 | ||
1299 | if (j == ARRAY_SIZE(arizona_micd_levels)) { | |
1300 | dev_err(arizona->dev, "Unsupported MICD level %d\n", | |
1301 | info->micd_ranges[i].max); | |
1302 | ret = -EINVAL; | |
1303 | goto err_input; | |
1304 | } | |
1305 | ||
1306 | dev_dbg(arizona->dev, "%d ohms for MICD threshold %d\n", | |
1307 | arizona_micd_levels[j], i); | |
1308 | ||
1309 | arizona_micd_set_level(arizona, i, j); | |
1310 | input_set_capability(info->input, EV_KEY, | |
1311 | info->micd_ranges[i].key); | |
1312 | ||
1313 | /* Enable reporting of that range */ | |
1314 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_2, | |
1315 | 1 << i, 1 << i); | |
1316 | } | |
1317 | ||
1318 | /* Set all the remaining keys to a maximum */ | |
1319 | for (; i < ARIZONA_MAX_MICD_RANGE; i++) | |
1320 | arizona_micd_set_level(arizona, i, 0x3f); | |
1321 | ||
dab63eb2 | 1322 | /* |
92a49871 MB |
1323 | * If we have a clamp use it, activating in conjunction with |
1324 | * GPIO5 if that is connected for jack detect operation. | |
dab63eb2 MB |
1325 | */ |
1326 | if (info->micd_clamp) { | |
92a49871 | 1327 | if (arizona->pdata.jd_gpio5) { |
e56a0a57 MB |
1328 | /* Put the GPIO into input mode with optional pull */ |
1329 | val = 0xc101; | |
1330 | if (arizona->pdata.jd_gpio5_nopull) | |
1331 | val &= ~ARIZONA_GPN_PU; | |
1332 | ||
92a49871 | 1333 | regmap_write(arizona->regmap, ARIZONA_GPIO5_CTRL, |
e56a0a57 | 1334 | val); |
92a49871 | 1335 | |
a288d648 RF |
1336 | if (arizona->pdata.jd_invert) |
1337 | clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDH_GP5H; | |
1338 | else | |
1339 | clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDL_GP5H; | |
92a49871 | 1340 | } else { |
a288d648 RF |
1341 | if (arizona->pdata.jd_invert) |
1342 | clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDH; | |
1343 | else | |
1344 | clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDL; | |
92a49871 MB |
1345 | } |
1346 | ||
a288d648 RF |
1347 | regmap_update_bits(arizona->regmap, |
1348 | ARIZONA_MICD_CLAMP_CONTROL, | |
1349 | ARIZONA_MICD_CLAMP_MODE_MASK, clamp_mode); | |
1350 | ||
dab63eb2 MB |
1351 | regmap_update_bits(arizona->regmap, |
1352 | ARIZONA_JACK_DETECT_DEBOUNCE, | |
1353 | ARIZONA_MICD_CLAMP_DB, | |
1354 | ARIZONA_MICD_CLAMP_DB); | |
1355 | } | |
1356 | ||
f2c32a88 MB |
1357 | arizona_extcon_set_mode(info, 0); |
1358 | ||
1359 | pm_runtime_enable(&pdev->dev); | |
1360 | pm_runtime_idle(&pdev->dev); | |
1361 | pm_runtime_get_sync(&pdev->dev); | |
1362 | ||
92a49871 MB |
1363 | if (arizona->pdata.jd_gpio5) { |
1364 | jack_irq_rise = ARIZONA_IRQ_MICD_CLAMP_RISE; | |
1365 | jack_irq_fall = ARIZONA_IRQ_MICD_CLAMP_FALL; | |
1366 | } else { | |
1367 | jack_irq_rise = ARIZONA_IRQ_JD_RISE; | |
1368 | jack_irq_fall = ARIZONA_IRQ_JD_FALL; | |
1369 | } | |
1370 | ||
1371 | ret = arizona_request_irq(arizona, jack_irq_rise, | |
f2c32a88 MB |
1372 | "JACKDET rise", arizona_jackdet, info); |
1373 | if (ret != 0) { | |
1374 | dev_err(&pdev->dev, "Failed to get JACKDET rise IRQ: %d\n", | |
1375 | ret); | |
34efe4dc | 1376 | goto err_input; |
f2c32a88 MB |
1377 | } |
1378 | ||
92a49871 | 1379 | ret = arizona_set_irq_wake(arizona, jack_irq_rise, 1); |
f2c32a88 MB |
1380 | if (ret != 0) { |
1381 | dev_err(&pdev->dev, "Failed to set JD rise IRQ wake: %d\n", | |
1382 | ret); | |
1383 | goto err_rise; | |
1384 | } | |
1385 | ||
92a49871 | 1386 | ret = arizona_request_irq(arizona, jack_irq_fall, |
f2c32a88 MB |
1387 | "JACKDET fall", arizona_jackdet, info); |
1388 | if (ret != 0) { | |
1389 | dev_err(&pdev->dev, "Failed to get JD fall IRQ: %d\n", ret); | |
1390 | goto err_rise_wake; | |
1391 | } | |
1392 | ||
92a49871 | 1393 | ret = arizona_set_irq_wake(arizona, jack_irq_fall, 1); |
f2c32a88 MB |
1394 | if (ret != 0) { |
1395 | dev_err(&pdev->dev, "Failed to set JD fall IRQ wake: %d\n", | |
1396 | ret); | |
1397 | goto err_fall; | |
1398 | } | |
1399 | ||
1400 | ret = arizona_request_irq(arizona, ARIZONA_IRQ_MICDET, | |
1401 | "MICDET", arizona_micdet, info); | |
1402 | if (ret != 0) { | |
1403 | dev_err(&pdev->dev, "Failed to get MICDET IRQ: %d\n", ret); | |
1404 | goto err_fall_wake; | |
1405 | } | |
1406 | ||
4f340333 MB |
1407 | ret = arizona_request_irq(arizona, ARIZONA_IRQ_HPDET, |
1408 | "HPDET", arizona_hpdet_irq, info); | |
1409 | if (ret != 0) { | |
1410 | dev_err(&pdev->dev, "Failed to get HPDET IRQ: %d\n", ret); | |
1411 | goto err_micdet; | |
1412 | } | |
1413 | ||
f2c32a88 MB |
1414 | arizona_clk32k_enable(arizona); |
1415 | regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_DEBOUNCE, | |
1416 | ARIZONA_JD1_DB, ARIZONA_JD1_DB); | |
1417 | regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE, | |
1418 | ARIZONA_JD1_ENA, ARIZONA_JD1_ENA); | |
1419 | ||
b8575a11 MB |
1420 | ret = regulator_allow_bypass(info->micvdd, true); |
1421 | if (ret != 0) | |
1422 | dev_warn(arizona->dev, "Failed to set MICVDD to bypass: %d\n", | |
1423 | ret); | |
1424 | ||
f2c32a88 MB |
1425 | pm_runtime_put(&pdev->dev); |
1426 | ||
34efe4dc MB |
1427 | ret = input_register_device(info->input); |
1428 | if (ret) { | |
1429 | dev_err(&pdev->dev, "Can't register input device: %d\n", ret); | |
4f340333 | 1430 | goto err_hpdet; |
34efe4dc MB |
1431 | } |
1432 | ||
f2c32a88 MB |
1433 | return 0; |
1434 | ||
4f340333 MB |
1435 | err_hpdet: |
1436 | arizona_free_irq(arizona, ARIZONA_IRQ_HPDET, info); | |
80732cc1 MB |
1437 | err_micdet: |
1438 | arizona_free_irq(arizona, ARIZONA_IRQ_MICDET, info); | |
f2c32a88 | 1439 | err_fall_wake: |
92a49871 | 1440 | arizona_set_irq_wake(arizona, jack_irq_fall, 0); |
f2c32a88 | 1441 | err_fall: |
92a49871 | 1442 | arizona_free_irq(arizona, jack_irq_fall, info); |
f2c32a88 | 1443 | err_rise_wake: |
92a49871 | 1444 | arizona_set_irq_wake(arizona, jack_irq_rise, 0); |
f2c32a88 | 1445 | err_rise: |
92a49871 | 1446 | arizona_free_irq(arizona, jack_irq_rise, info); |
34efe4dc | 1447 | err_input: |
f2c32a88 MB |
1448 | err_register: |
1449 | pm_runtime_disable(&pdev->dev); | |
f2c32a88 MB |
1450 | return ret; |
1451 | } | |
1452 | ||
93ed0327 | 1453 | static int arizona_extcon_remove(struct platform_device *pdev) |
f2c32a88 MB |
1454 | { |
1455 | struct arizona_extcon_info *info = platform_get_drvdata(pdev); | |
1456 | struct arizona *arizona = info->arizona; | |
92a49871 | 1457 | int jack_irq_rise, jack_irq_fall; |
f2c32a88 MB |
1458 | |
1459 | pm_runtime_disable(&pdev->dev); | |
1460 | ||
dab63eb2 MB |
1461 | regmap_update_bits(arizona->regmap, |
1462 | ARIZONA_MICD_CLAMP_CONTROL, | |
1463 | ARIZONA_MICD_CLAMP_MODE_MASK, 0); | |
1464 | ||
92a49871 MB |
1465 | if (arizona->pdata.jd_gpio5) { |
1466 | jack_irq_rise = ARIZONA_IRQ_MICD_CLAMP_RISE; | |
1467 | jack_irq_fall = ARIZONA_IRQ_MICD_CLAMP_FALL; | |
1468 | } else { | |
1469 | jack_irq_rise = ARIZONA_IRQ_JD_RISE; | |
1470 | jack_irq_fall = ARIZONA_IRQ_JD_FALL; | |
1471 | } | |
1472 | ||
1473 | arizona_set_irq_wake(arizona, jack_irq_rise, 0); | |
1474 | arizona_set_irq_wake(arizona, jack_irq_fall, 0); | |
1475 | arizona_free_irq(arizona, ARIZONA_IRQ_HPDET, info); | |
f2c32a88 | 1476 | arizona_free_irq(arizona, ARIZONA_IRQ_MICDET, info); |
92a49871 MB |
1477 | arizona_free_irq(arizona, jack_irq_rise, info); |
1478 | arizona_free_irq(arizona, jack_irq_fall, info); | |
0e27bd31 | 1479 | cancel_delayed_work_sync(&info->hpdet_work); |
f2c32a88 MB |
1480 | regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE, |
1481 | ARIZONA_JD1_ENA, 0); | |
1482 | arizona_clk32k_disable(arizona); | |
f2c32a88 MB |
1483 | |
1484 | return 0; | |
1485 | } | |
1486 | ||
1487 | static struct platform_driver arizona_extcon_driver = { | |
1488 | .driver = { | |
1489 | .name = "arizona-extcon", | |
f2c32a88 MB |
1490 | }, |
1491 | .probe = arizona_extcon_probe, | |
5f7e2228 | 1492 | .remove = arizona_extcon_remove, |
f2c32a88 MB |
1493 | }; |
1494 | ||
1495 | module_platform_driver(arizona_extcon_driver); | |
1496 | ||
1497 | MODULE_DESCRIPTION("Arizona Extcon driver"); | |
1498 | MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); | |
1499 | MODULE_LICENSE("GPL"); | |
1500 | MODULE_ALIAS("platform:extcon-arizona"); |