Commit | Line | Data |
---|---|---|
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; | |
112bdfaa | 143 | unsigned int val = 0; |
03409071 MB |
144 | int ret; |
145 | ||
112bdfaa CK |
146 | if (clamp) |
147 | val = ARIZONA_RMV_SHRT_HP1L; | |
148 | ||
03409071 MB |
149 | mutex_lock(&arizona->dapm->card->dapm_mutex); |
150 | ||
112bdfaa | 151 | arizona->hpdet_clamp = clamp; |
03409071 | 152 | |
112bdfaa CK |
153 | /* Keep the HP output stages disabled while doing the clamp */ |
154 | if (clamp) { | |
df8c3dbe MB |
155 | ret = regmap_update_bits(arizona->regmap, |
156 | ARIZONA_OUTPUT_ENABLES_1, | |
157 | ARIZONA_OUT1L_ENA | | |
158 | ARIZONA_OUT1R_ENA, 0); | |
03409071 | 159 | if (ret != 0) |
df8c3dbe MB |
160 | dev_warn(arizona->dev, |
161 | "Failed to disable headphone outputs: %d\n", | |
162 | ret); | |
163 | } | |
164 | ||
112bdfaa CK |
165 | ret = regmap_update_bits(arizona->regmap, ARIZONA_HP_CTRL_1L, |
166 | ARIZONA_RMV_SHRT_HP1L, val); | |
df8c3dbe | 167 | if (ret != 0) |
112bdfaa | 168 | dev_warn(arizona->dev, "Failed to do clamp: %d\n", |
03409071 MB |
169 | ret); |
170 | ||
112bdfaa CK |
171 | ret = regmap_update_bits(arizona->regmap, ARIZONA_HP_CTRL_1R, |
172 | ARIZONA_RMV_SHRT_HP1R, val); | |
df8c3dbe | 173 | if (ret != 0) |
112bdfaa | 174 | dev_warn(arizona->dev, "Failed to do clamp: %d\n", |
df8c3dbe MB |
175 | ret); |
176 | ||
112bdfaa CK |
177 | /* Restore the desired state while not doing the clamp */ |
178 | if (!clamp) { | |
df8c3dbe MB |
179 | ret = regmap_update_bits(arizona->regmap, |
180 | ARIZONA_OUTPUT_ENABLES_1, | |
181 | ARIZONA_OUT1L_ENA | | |
182 | ARIZONA_OUT1R_ENA, arizona->hp_ena); | |
03409071 | 183 | if (ret != 0) |
df8c3dbe MB |
184 | dev_warn(arizona->dev, |
185 | "Failed to restore headphone outputs: %d\n", | |
03409071 MB |
186 | ret); |
187 | } | |
188 | ||
189 | mutex_unlock(&arizona->dapm->card->dapm_mutex); | |
190 | } | |
191 | ||
f2c32a88 MB |
192 | static void arizona_extcon_set_mode(struct arizona_extcon_info *info, int mode) |
193 | { | |
194 | struct arizona *arizona = info->arizona; | |
195 | ||
6fed4d86 | 196 | mode %= info->micd_num_modes; |
84eaa136 | 197 | |
cd74f7b3 MB |
198 | if (arizona->pdata.micd_pol_gpio > 0) |
199 | gpio_set_value_cansleep(arizona->pdata.micd_pol_gpio, | |
200 | info->micd_modes[mode].gpio); | |
f2c32a88 MB |
201 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, |
202 | ARIZONA_MICD_BIAS_SRC_MASK, | |
41024243 CK |
203 | info->micd_modes[mode].bias << |
204 | ARIZONA_MICD_BIAS_SRC_SHIFT); | |
f2c32a88 MB |
205 | regmap_update_bits(arizona->regmap, ARIZONA_ACCESSORY_DETECT_MODE_1, |
206 | ARIZONA_ACCDET_SRC, info->micd_modes[mode].src); | |
207 | ||
208 | info->micd_mode = mode; | |
209 | ||
210 | dev_dbg(arizona->dev, "Set jack polarity to %d\n", mode); | |
211 | } | |
212 | ||
bbbd46e3 MB |
213 | static const char *arizona_extcon_get_micbias(struct arizona_extcon_info *info) |
214 | { | |
41024243 | 215 | switch (info->micd_modes[0].bias) { |
bbbd46e3 MB |
216 | case 1: |
217 | return "MICBIAS1"; | |
218 | case 2: | |
219 | return "MICBIAS2"; | |
220 | case 3: | |
221 | return "MICBIAS3"; | |
222 | default: | |
223 | return "MICVDD"; | |
224 | } | |
225 | } | |
226 | ||
227 | static void arizona_extcon_pulse_micbias(struct arizona_extcon_info *info) | |
228 | { | |
229 | struct arizona *arizona = info->arizona; | |
230 | const char *widget = arizona_extcon_get_micbias(info); | |
231 | struct snd_soc_dapm_context *dapm = arizona->dapm; | |
232 | int ret; | |
233 | ||
bbbd46e3 MB |
234 | ret = snd_soc_dapm_force_enable_pin(dapm, widget); |
235 | if (ret != 0) | |
236 | dev_warn(arizona->dev, "Failed to enable %s: %d\n", | |
237 | widget, ret); | |
238 | ||
bbbd46e3 MB |
239 | snd_soc_dapm_sync(dapm); |
240 | ||
241 | if (!arizona->pdata.micd_force_micbias) { | |
bbbd46e3 MB |
242 | ret = snd_soc_dapm_disable_pin(arizona->dapm, widget); |
243 | if (ret != 0) | |
244 | dev_warn(arizona->dev, "Failed to disable %s: %d\n", | |
245 | widget, ret); | |
246 | ||
bbbd46e3 MB |
247 | snd_soc_dapm_sync(dapm); |
248 | } | |
249 | } | |
250 | ||
9b1270c7 MB |
251 | static void arizona_start_mic(struct arizona_extcon_info *info) |
252 | { | |
253 | struct arizona *arizona = info->arizona; | |
254 | bool change; | |
255 | int ret; | |
256 | ||
9b1270c7 MB |
257 | /* Microphone detection can't use idle mode */ |
258 | pm_runtime_get(info->dev); | |
259 | ||
bbbd46e3 MB |
260 | if (info->detecting) { |
261 | ret = regulator_allow_bypass(info->micvdd, false); | |
262 | if (ret != 0) { | |
263 | dev_err(arizona->dev, | |
264 | "Failed to regulate MICVDD: %d\n", | |
265 | ret); | |
266 | } | |
267 | } | |
268 | ||
9b1270c7 MB |
269 | ret = regulator_enable(info->micvdd); |
270 | if (ret != 0) { | |
271 | dev_err(arizona->dev, "Failed to enable MICVDD: %d\n", | |
272 | ret); | |
273 | } | |
274 | ||
275 | if (info->micd_reva) { | |
276 | regmap_write(arizona->regmap, 0x80, 0x3); | |
277 | regmap_write(arizona->regmap, 0x294, 0); | |
278 | regmap_write(arizona->regmap, 0x80, 0x0); | |
279 | } | |
280 | ||
281 | regmap_update_bits(arizona->regmap, | |
282 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
283 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); | |
284 | ||
bbbd46e3 MB |
285 | arizona_extcon_pulse_micbias(info); |
286 | ||
9b1270c7 MB |
287 | regmap_update_bits_check(arizona->regmap, ARIZONA_MIC_DETECT_1, |
288 | ARIZONA_MICD_ENA, ARIZONA_MICD_ENA, | |
289 | &change); | |
290 | if (!change) { | |
291 | regulator_disable(info->micvdd); | |
292 | pm_runtime_put_autosuspend(info->dev); | |
293 | } | |
294 | } | |
295 | ||
296 | static void arizona_stop_mic(struct arizona_extcon_info *info) | |
297 | { | |
298 | struct arizona *arizona = info->arizona; | |
bbbd46e3 MB |
299 | const char *widget = arizona_extcon_get_micbias(info); |
300 | struct snd_soc_dapm_context *dapm = arizona->dapm; | |
9b1270c7 | 301 | bool change; |
bbbd46e3 | 302 | int ret; |
9b1270c7 MB |
303 | |
304 | regmap_update_bits_check(arizona->regmap, ARIZONA_MIC_DETECT_1, | |
305 | ARIZONA_MICD_ENA, 0, | |
306 | &change); | |
307 | ||
bbbd46e3 MB |
308 | ret = snd_soc_dapm_disable_pin(dapm, widget); |
309 | if (ret != 0) | |
310 | dev_warn(arizona->dev, | |
311 | "Failed to disable %s: %d\n", | |
312 | widget, ret); | |
313 | ||
bbbd46e3 MB |
314 | snd_soc_dapm_sync(dapm); |
315 | ||
9b1270c7 MB |
316 | if (info->micd_reva) { |
317 | regmap_write(arizona->regmap, 0x80, 0x3); | |
318 | regmap_write(arizona->regmap, 0x294, 2); | |
319 | regmap_write(arizona->regmap, 0x80, 0x0); | |
320 | } | |
321 | ||
bbbd46e3 MB |
322 | ret = regulator_allow_bypass(info->micvdd, true); |
323 | if (ret != 0) { | |
324 | dev_err(arizona->dev, "Failed to bypass MICVDD: %d\n", | |
325 | ret); | |
326 | } | |
327 | ||
9b1270c7 MB |
328 | if (change) { |
329 | regulator_disable(info->micvdd); | |
330 | pm_runtime_mark_last_busy(info->dev); | |
331 | pm_runtime_put_autosuspend(info->dev); | |
332 | } | |
333 | } | |
334 | ||
4f340333 | 335 | static struct { |
24a279b1 | 336 | unsigned int threshold; |
4f340333 MB |
337 | unsigned int factor_a; |
338 | unsigned int factor_b; | |
339 | } arizona_hpdet_b_ranges[] = { | |
24a279b1 CK |
340 | { 100, 5528, 362464 }, |
341 | { 169, 11084, 6186851 }, | |
342 | { 169, 11065, 65460395 }, | |
4f340333 MB |
343 | }; |
344 | ||
24a279b1 CK |
345 | #define ARIZONA_HPDET_B_RANGE_MAX 0x3fb |
346 | ||
4f340333 MB |
347 | static struct { |
348 | int min; | |
349 | int max; | |
350 | } arizona_hpdet_c_ranges[] = { | |
351 | { 0, 30 }, | |
352 | { 8, 100 }, | |
353 | { 100, 1000 }, | |
354 | { 1000, 10000 }, | |
355 | }; | |
356 | ||
357 | static int arizona_hpdet_read(struct arizona_extcon_info *info) | |
358 | { | |
359 | struct arizona *arizona = info->arizona; | |
360 | unsigned int val, range; | |
361 | int ret; | |
362 | ||
363 | ret = regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_2, &val); | |
364 | if (ret != 0) { | |
365 | dev_err(arizona->dev, "Failed to read HPDET status: %d\n", | |
366 | ret); | |
367 | return ret; | |
368 | } | |
369 | ||
370 | switch (info->hpdet_ip) { | |
371 | case 0: | |
372 | if (!(val & ARIZONA_HP_DONE)) { | |
373 | dev_err(arizona->dev, "HPDET did not complete: %x\n", | |
374 | val); | |
e6dd8cf2 | 375 | return -EAGAIN; |
4f340333 MB |
376 | } |
377 | ||
378 | val &= ARIZONA_HP_LVL_MASK; | |
379 | break; | |
380 | ||
381 | case 1: | |
382 | if (!(val & ARIZONA_HP_DONE_B)) { | |
383 | dev_err(arizona->dev, "HPDET did not complete: %x\n", | |
384 | val); | |
e6dd8cf2 | 385 | return -EAGAIN; |
4f340333 MB |
386 | } |
387 | ||
388 | ret = regmap_read(arizona->regmap, ARIZONA_HP_DACVAL, &val); | |
389 | if (ret != 0) { | |
390 | dev_err(arizona->dev, "Failed to read HP value: %d\n", | |
391 | ret); | |
e6dd8cf2 | 392 | return -EAGAIN; |
4f340333 MB |
393 | } |
394 | ||
395 | regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1, | |
396 | &range); | |
397 | range = (range & ARIZONA_HP_IMPEDANCE_RANGE_MASK) | |
398 | >> ARIZONA_HP_IMPEDANCE_RANGE_SHIFT; | |
399 | ||
400 | if (range < ARRAY_SIZE(arizona_hpdet_b_ranges) - 1 && | |
24a279b1 CK |
401 | (val < arizona_hpdet_b_ranges[range].threshold || |
402 | val >= ARIZONA_HPDET_B_RANGE_MAX)) { | |
4f340333 MB |
403 | range++; |
404 | dev_dbg(arizona->dev, "Moving to HPDET range %d\n", | |
405 | range); | |
406 | regmap_update_bits(arizona->regmap, | |
407 | ARIZONA_HEADPHONE_DETECT_1, | |
408 | ARIZONA_HP_IMPEDANCE_RANGE_MASK, | |
409 | range << | |
410 | ARIZONA_HP_IMPEDANCE_RANGE_SHIFT); | |
411 | return -EAGAIN; | |
412 | } | |
413 | ||
414 | /* If we go out of range report top of range */ | |
24a279b1 CK |
415 | if (val < arizona_hpdet_b_ranges[range].threshold || |
416 | val >= ARIZONA_HPDET_B_RANGE_MAX) { | |
4f340333 | 417 | dev_dbg(arizona->dev, "Measurement out of range\n"); |
9dd5e53d | 418 | return ARIZONA_HPDET_MAX; |
4f340333 MB |
419 | } |
420 | ||
421 | dev_dbg(arizona->dev, "HPDET read %d in range %d\n", | |
422 | val, range); | |
423 | ||
424 | val = arizona_hpdet_b_ranges[range].factor_b | |
425 | / ((val * 100) - | |
426 | arizona_hpdet_b_ranges[range].factor_a); | |
427 | break; | |
428 | ||
429 | default: | |
430 | dev_warn(arizona->dev, "Unknown HPDET IP revision %d\n", | |
431 | info->hpdet_ip); | |
432 | case 2: | |
433 | if (!(val & ARIZONA_HP_DONE_B)) { | |
434 | dev_err(arizona->dev, "HPDET did not complete: %x\n", | |
435 | val); | |
e6dd8cf2 | 436 | return -EAGAIN; |
4f340333 MB |
437 | } |
438 | ||
439 | val &= ARIZONA_HP_LVL_B_MASK; | |
77438610 CK |
440 | /* Convert to ohms, the value is in 0.5 ohm increments */ |
441 | val /= 2; | |
4f340333 MB |
442 | |
443 | regmap_read(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1, | |
444 | &range); | |
445 | range = (range & ARIZONA_HP_IMPEDANCE_RANGE_MASK) | |
446 | >> ARIZONA_HP_IMPEDANCE_RANGE_SHIFT; | |
447 | ||
9141461d | 448 | /* Skip up a range, or report? */ |
4f340333 MB |
449 | if (range < ARRAY_SIZE(arizona_hpdet_c_ranges) - 1 && |
450 | (val >= arizona_hpdet_c_ranges[range].max)) { | |
451 | range++; | |
452 | dev_dbg(arizona->dev, "Moving to HPDET range %d-%d\n", | |
453 | arizona_hpdet_c_ranges[range].min, | |
454 | arizona_hpdet_c_ranges[range].max); | |
455 | regmap_update_bits(arizona->regmap, | |
456 | ARIZONA_HEADPHONE_DETECT_1, | |
457 | ARIZONA_HP_IMPEDANCE_RANGE_MASK, | |
458 | range << | |
459 | ARIZONA_HP_IMPEDANCE_RANGE_SHIFT); | |
460 | return -EAGAIN; | |
461 | } | |
9141461d CK |
462 | |
463 | if (range && (val < arizona_hpdet_c_ranges[range].min)) { | |
464 | dev_dbg(arizona->dev, "Reporting range boundary %d\n", | |
465 | arizona_hpdet_c_ranges[range].min); | |
466 | val = arizona_hpdet_c_ranges[range].min; | |
467 | } | |
4f340333 MB |
468 | } |
469 | ||
470 | dev_dbg(arizona->dev, "HP impedance %d ohms\n", val); | |
471 | return val; | |
472 | } | |
473 | ||
9c2ba270 MB |
474 | static int arizona_hpdet_do_id(struct arizona_extcon_info *info, int *reading, |
475 | bool *mic) | |
dd235eea MB |
476 | { |
477 | struct arizona *arizona = info->arizona; | |
1eda6aa7 | 478 | int id_gpio = arizona->pdata.hpdet_id_gpio; |
dd235eea MB |
479 | |
480 | /* | |
481 | * If we're using HPDET for accessory identification we need | |
482 | * to take multiple measurements, step through them in sequence. | |
483 | */ | |
484 | if (arizona->pdata.hpdet_acc_id) { | |
485 | info->hpdet_res[info->num_hpdet_res++] = *reading; | |
1eda6aa7 MB |
486 | |
487 | /* Only check the mic directly if we didn't already ID it */ | |
9c2ba270 | 488 | if (id_gpio && info->num_hpdet_res == 1) { |
1eda6aa7 MB |
489 | dev_dbg(arizona->dev, "Measuring mic\n"); |
490 | ||
491 | regmap_update_bits(arizona->regmap, | |
492 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
493 | ARIZONA_ACCDET_MODE_MASK | | |
494 | ARIZONA_ACCDET_SRC, | |
495 | ARIZONA_ACCDET_MODE_HPR | | |
496 | info->micd_modes[0].src); | |
497 | ||
498 | gpio_set_value_cansleep(id_gpio, 1); | |
499 | ||
dd235eea MB |
500 | regmap_update_bits(arizona->regmap, |
501 | ARIZONA_HEADPHONE_DETECT_1, | |
502 | ARIZONA_HP_POLL, ARIZONA_HP_POLL); | |
503 | return -EAGAIN; | |
504 | } | |
505 | ||
506 | /* OK, got both. Now, compare... */ | |
9c2ba270 MB |
507 | dev_dbg(arizona->dev, "HPDET measured %d %d\n", |
508 | info->hpdet_res[0], info->hpdet_res[1]); | |
c37b387f MB |
509 | |
510 | /* Take the headphone impedance for the main report */ | |
511 | *reading = info->hpdet_res[0]; | |
512 | ||
9dd5e53d MB |
513 | /* Sometimes we get false readings due to slow insert */ |
514 | if (*reading >= ARIZONA_HPDET_MAX && !info->hpdet_retried) { | |
515 | dev_dbg(arizona->dev, "Retrying high impedance\n"); | |
516 | info->num_hpdet_res = 0; | |
517 | info->hpdet_retried = true; | |
518 | arizona_start_hpdet_acc_id(info); | |
519 | pm_runtime_put(info->dev); | |
520 | return -EAGAIN; | |
521 | } | |
522 | ||
1eda6aa7 | 523 | /* |
d97abdde | 524 | * If we measure the mic as high impedance |
1eda6aa7 | 525 | */ |
9c2ba270 | 526 | if (!id_gpio || info->hpdet_res[1] > 50) { |
dd235eea | 527 | dev_dbg(arizona->dev, "Detected mic\n"); |
9c2ba270 | 528 | *mic = true; |
bf14ee5a | 529 | info->detecting = true; |
dd235eea MB |
530 | } else { |
531 | dev_dbg(arizona->dev, "Detected headphone\n"); | |
532 | } | |
533 | ||
534 | /* Make sure everything is reset back to the real polarity */ | |
535 | regmap_update_bits(arizona->regmap, | |
536 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
537 | ARIZONA_ACCDET_SRC, | |
538 | info->micd_modes[0].src); | |
539 | } | |
540 | ||
541 | return 0; | |
542 | } | |
543 | ||
4f340333 MB |
544 | static irqreturn_t arizona_hpdet_irq(int irq, void *data) |
545 | { | |
546 | struct arizona_extcon_info *info = data; | |
547 | struct arizona *arizona = info->arizona; | |
1eda6aa7 | 548 | int id_gpio = arizona->pdata.hpdet_id_gpio; |
4f340333 | 549 | int report = ARIZONA_CABLE_HEADPHONE; |
dd235eea | 550 | int ret, reading; |
9c2ba270 | 551 | bool mic = false; |
4f340333 MB |
552 | |
553 | mutex_lock(&info->lock); | |
554 | ||
555 | /* If we got a spurious IRQ for some reason then ignore it */ | |
556 | if (!info->hpdet_active) { | |
557 | dev_warn(arizona->dev, "Spurious HPDET IRQ\n"); | |
558 | mutex_unlock(&info->lock); | |
559 | return IRQ_NONE; | |
560 | } | |
561 | ||
562 | /* If the cable was removed while measuring ignore the result */ | |
ef70a214 | 563 | ret = extcon_get_cable_state_(info->edev, ARIZONA_CABLE_MECHANICAL); |
4f340333 MB |
564 | if (ret < 0) { |
565 | dev_err(arizona->dev, "Failed to check cable state: %d\n", | |
566 | ret); | |
567 | goto out; | |
568 | } else if (!ret) { | |
569 | dev_dbg(arizona->dev, "Ignoring HPDET for removed cable\n"); | |
570 | goto done; | |
571 | } | |
572 | ||
573 | ret = arizona_hpdet_read(info); | |
d6675667 | 574 | if (ret == -EAGAIN) |
4f340333 | 575 | goto out; |
d6675667 | 576 | else if (ret < 0) |
4f340333 | 577 | goto done; |
dd235eea | 578 | reading = ret; |
4f340333 MB |
579 | |
580 | /* Reset back to starting range */ | |
581 | regmap_update_bits(arizona->regmap, | |
582 | ARIZONA_HEADPHONE_DETECT_1, | |
dd235eea MB |
583 | ARIZONA_HP_IMPEDANCE_RANGE_MASK | ARIZONA_HP_POLL, |
584 | 0); | |
585 | ||
9c2ba270 | 586 | ret = arizona_hpdet_do_id(info, &reading, &mic); |
d6675667 | 587 | if (ret == -EAGAIN) |
dd235eea | 588 | goto out; |
d6675667 | 589 | else if (ret < 0) |
dd235eea | 590 | goto done; |
4f340333 MB |
591 | |
592 | /* Report high impedence cables as line outputs */ | |
dd235eea | 593 | if (reading >= 5000) |
4f340333 MB |
594 | report = ARIZONA_CABLE_LINEOUT; |
595 | else | |
596 | report = ARIZONA_CABLE_HEADPHONE; | |
597 | ||
ef70a214 | 598 | ret = extcon_set_cable_state_(info->edev, report, true); |
4f340333 MB |
599 | if (ret != 0) |
600 | dev_err(arizona->dev, "Failed to report HP/line: %d\n", | |
601 | ret); | |
602 | ||
a3e00d4b CK |
603 | done: |
604 | /* Reset back to starting range */ | |
605 | regmap_update_bits(arizona->regmap, | |
606 | ARIZONA_HEADPHONE_DETECT_1, | |
607 | ARIZONA_HP_IMPEDANCE_RANGE_MASK | ARIZONA_HP_POLL, | |
608 | 0); | |
609 | ||
112bdfaa | 610 | arizona_extcon_hp_clamp(info, false); |
4f340333 | 611 | |
1eda6aa7 MB |
612 | if (id_gpio) |
613 | gpio_set_value_cansleep(id_gpio, 0); | |
4f340333 MB |
614 | |
615 | /* Revert back to MICDET mode */ | |
616 | regmap_update_bits(arizona->regmap, | |
617 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
618 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); | |
619 | ||
620 | /* If we have a mic then reenable MICDET */ | |
9c2ba270 | 621 | if (mic || info->mic) |
4f340333 MB |
622 | arizona_start_mic(info); |
623 | ||
624 | if (info->hpdet_active) { | |
625 | pm_runtime_put_autosuspend(info->dev); | |
626 | info->hpdet_active = false; | |
627 | } | |
628 | ||
bf14ee5a MB |
629 | info->hpdet_done = true; |
630 | ||
4f340333 MB |
631 | out: |
632 | mutex_unlock(&info->lock); | |
633 | ||
634 | return IRQ_HANDLED; | |
635 | } | |
636 | ||
637 | static void arizona_identify_headphone(struct arizona_extcon_info *info) | |
638 | { | |
639 | struct arizona *arizona = info->arizona; | |
640 | int ret; | |
641 | ||
bf14ee5a MB |
642 | if (info->hpdet_done) |
643 | return; | |
644 | ||
4f340333 MB |
645 | dev_dbg(arizona->dev, "Starting HPDET\n"); |
646 | ||
647 | /* Make sure we keep the device enabled during the measurement */ | |
648 | pm_runtime_get(info->dev); | |
649 | ||
650 | info->hpdet_active = true; | |
651 | ||
652 | if (info->mic) | |
653 | arizona_stop_mic(info); | |
654 | ||
112bdfaa | 655 | arizona_extcon_hp_clamp(info, true); |
4f340333 MB |
656 | |
657 | ret = regmap_update_bits(arizona->regmap, | |
658 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
659 | ARIZONA_ACCDET_MODE_MASK, | |
660 | ARIZONA_ACCDET_MODE_HPL); | |
661 | if (ret != 0) { | |
662 | dev_err(arizona->dev, "Failed to set HPDETL mode: %d\n", ret); | |
663 | goto err; | |
664 | } | |
665 | ||
666 | ret = regmap_update_bits(arizona->regmap, ARIZONA_HEADPHONE_DETECT_1, | |
667 | ARIZONA_HP_POLL, ARIZONA_HP_POLL); | |
668 | if (ret != 0) { | |
669 | dev_err(arizona->dev, "Can't start HPDETL measurement: %d\n", | |
670 | ret); | |
671 | goto err; | |
672 | } | |
673 | ||
674 | return; | |
675 | ||
676 | err: | |
677 | regmap_update_bits(arizona->regmap, ARIZONA_ACCESSORY_DETECT_MODE_1, | |
678 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); | |
679 | ||
680 | /* Just report headphone */ | |
34602486 NO |
681 | ret = extcon_set_cable_state_(info->edev, |
682 | ARIZONA_CABLE_HEADPHONE, true); | |
4f340333 MB |
683 | if (ret != 0) |
684 | dev_err(arizona->dev, "Failed to report headphone: %d\n", ret); | |
685 | ||
686 | if (info->mic) | |
687 | arizona_start_mic(info); | |
688 | ||
689 | info->hpdet_active = false; | |
690 | } | |
dd235eea MB |
691 | |
692 | static void arizona_start_hpdet_acc_id(struct arizona_extcon_info *info) | |
693 | { | |
694 | struct arizona *arizona = info->arizona; | |
9c2ba270 MB |
695 | int hp_reading = 32; |
696 | bool mic; | |
dd235eea MB |
697 | int ret; |
698 | ||
699 | dev_dbg(arizona->dev, "Starting identification via HPDET\n"); | |
700 | ||
701 | /* Make sure we keep the device enabled during the measurement */ | |
0e27bd31 | 702 | pm_runtime_get_sync(info->dev); |
dd235eea MB |
703 | |
704 | info->hpdet_active = true; | |
705 | ||
112bdfaa | 706 | arizona_extcon_hp_clamp(info, true); |
dd235eea MB |
707 | |
708 | ret = regmap_update_bits(arizona->regmap, | |
709 | ARIZONA_ACCESSORY_DETECT_MODE_1, | |
710 | ARIZONA_ACCDET_SRC | ARIZONA_ACCDET_MODE_MASK, | |
711 | info->micd_modes[0].src | | |
712 | ARIZONA_ACCDET_MODE_HPL); | |
713 | if (ret != 0) { | |
714 | dev_err(arizona->dev, "Failed to set HPDETL mode: %d\n", ret); | |
715 | goto err; | |
716 | } | |
717 | ||
9c2ba270 MB |
718 | if (arizona->pdata.hpdet_acc_id_line) { |
719 | ret = regmap_update_bits(arizona->regmap, | |
720 | ARIZONA_HEADPHONE_DETECT_1, | |
721 | ARIZONA_HP_POLL, ARIZONA_HP_POLL); | |
722 | if (ret != 0) { | |
723 | dev_err(arizona->dev, | |
724 | "Can't start HPDETL measurement: %d\n", | |
725 | ret); | |
726 | goto err; | |
727 | } | |
728 | } else { | |
729 | arizona_hpdet_do_id(info, &hp_reading, &mic); | |
4f340333 MB |
730 | } |
731 | ||
dd235eea MB |
732 | return; |
733 | ||
734 | err: | |
735 | regmap_update_bits(arizona->regmap, ARIZONA_ACCESSORY_DETECT_MODE_1, | |
736 | ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); | |
737 | ||
738 | /* Just report headphone */ | |
34602486 NO |
739 | ret = extcon_set_cable_state_(info->edev, |
740 | ARIZONA_CABLE_HEADPHONE, true); | |
dd235eea MB |
741 | if (ret != 0) |
742 | dev_err(arizona->dev, "Failed to report headphone: %d\n", ret); | |
743 | ||
4f340333 MB |
744 | info->hpdet_active = false; |
745 | } | |
746 | ||
939c5671 MB |
747 | static void arizona_micd_timeout_work(struct work_struct *work) |
748 | { | |
749 | struct arizona_extcon_info *info = container_of(work, | |
c2275d2f CC |
750 | struct arizona_extcon_info, |
751 | micd_timeout_work.work); | |
939c5671 MB |
752 | |
753 | mutex_lock(&info->lock); | |
754 | ||
755 | dev_dbg(info->arizona->dev, "MICD timed out, reporting HP\n"); | |
756 | arizona_identify_headphone(info); | |
757 | ||
758 | info->detecting = false; | |
759 | ||
760 | arizona_stop_mic(info); | |
761 | ||
762 | mutex_unlock(&info->lock); | |
763 | } | |
764 | ||
cd59e796 | 765 | static void arizona_micd_detect(struct work_struct *work) |
f2c32a88 | 766 | { |
cd59e796 | 767 | struct arizona_extcon_info *info = container_of(work, |
c2275d2f CC |
768 | struct arizona_extcon_info, |
769 | micd_detect_work.work); | |
f2c32a88 | 770 | struct arizona *arizona = info->arizona; |
e2c0f476 | 771 | unsigned int val = 0, lvl; |
6fed4d86 | 772 | int ret, i, key; |
f2c32a88 | 773 | |
939c5671 MB |
774 | cancel_delayed_work_sync(&info->micd_timeout_work); |
775 | ||
f2c32a88 MB |
776 | mutex_lock(&info->lock); |
777 | ||
31a847e6 | 778 | /* If the cable was removed while measuring ignore the result */ |
ef70a214 | 779 | ret = extcon_get_cable_state_(info->edev, ARIZONA_CABLE_MECHANICAL); |
31a847e6 CK |
780 | if (ret < 0) { |
781 | dev_err(arizona->dev, "Failed to check cable state: %d\n", | |
782 | ret); | |
783 | mutex_unlock(&info->lock); | |
784 | return; | |
785 | } else if (!ret) { | |
786 | dev_dbg(arizona->dev, "Ignoring MICDET for removed cable\n"); | |
787 | mutex_unlock(&info->lock); | |
788 | return; | |
789 | } | |
790 | ||
ffae24fe | 791 | for (i = 0; i < 10 && !(val & MICD_LVL_0_TO_8); i++) { |
e2c0f476 CK |
792 | ret = regmap_read(arizona->regmap, ARIZONA_MIC_DETECT_3, &val); |
793 | if (ret != 0) { | |
c2275d2f CC |
794 | dev_err(arizona->dev, |
795 | "Failed to read MICDET: %d\n", ret); | |
e2c0f476 | 796 | mutex_unlock(&info->lock); |
cd59e796 | 797 | return; |
e2c0f476 CK |
798 | } |
799 | ||
800 | dev_dbg(arizona->dev, "MICDET: %x\n", val); | |
f2c32a88 | 801 | |
e2c0f476 | 802 | if (!(val & ARIZONA_MICD_VALID)) { |
c2275d2f CC |
803 | dev_warn(arizona->dev, |
804 | "Microphone detection state invalid\n"); | |
e2c0f476 | 805 | mutex_unlock(&info->lock); |
cd59e796 | 806 | return; |
e2c0f476 CK |
807 | } |
808 | } | |
f2c32a88 | 809 | |
ffae24fe | 810 | if (i == 10 && !(val & MICD_LVL_0_TO_8)) { |
e2c0f476 | 811 | dev_err(arizona->dev, "Failed to get valid MICDET value\n"); |
f2c32a88 | 812 | mutex_unlock(&info->lock); |
cd59e796 | 813 | return; |
f2c32a88 MB |
814 | } |
815 | ||
816 | /* Due to jack detect this should never happen */ | |
817 | if (!(val & ARIZONA_MICD_STS)) { | |
818 | dev_warn(arizona->dev, "Detected open circuit\n"); | |
819 | info->detecting = false; | |
820 | goto handled; | |
821 | } | |
822 | ||
823 | /* If we got a high impedence we should have a headset, report it. */ | |
ffae24fe | 824 | if (info->detecting && (val & ARIZONA_MICD_LVL_8)) { |
4f340333 MB |
825 | arizona_identify_headphone(info); |
826 | ||
34602486 NO |
827 | ret = extcon_set_cable_state_(info->edev, |
828 | ARIZONA_CABLE_MICROPHONE, true); | |
f2c32a88 MB |
829 | |
830 | if (ret != 0) | |
831 | dev_err(arizona->dev, "Headset report failed: %d\n", | |
832 | ret); | |
833 | ||
bbbd46e3 | 834 | /* Don't need to regulate for button detection */ |
e368f525 | 835 | ret = regulator_allow_bypass(info->micvdd, true); |
bbbd46e3 MB |
836 | if (ret != 0) { |
837 | dev_err(arizona->dev, "Failed to bypass MICVDD: %d\n", | |
838 | ret); | |
839 | } | |
840 | ||
f2c32a88 MB |
841 | info->mic = true; |
842 | info->detecting = false; | |
843 | goto handled; | |
844 | } | |
845 | ||
846 | /* If we detected a lower impedence during initial startup | |
847 | * then we probably have the wrong polarity, flip it. Don't | |
848 | * do this for the lowest impedences to speed up detection of | |
849 | * plain headphones. If both polarities report a low | |
850 | * impedence then give up and report headphones. | |
851 | */ | |
ffae24fe | 852 | if (info->detecting && (val & MICD_LVL_1_TO_7)) { |
84eaa136 | 853 | if (info->jack_flips >= info->micd_num_modes * 10) { |
4f340333 MB |
854 | dev_dbg(arizona->dev, "Detected HP/line\n"); |
855 | arizona_identify_headphone(info); | |
856 | ||
f2c32a88 | 857 | info->detecting = false; |
9ef2224d | 858 | |
4f340333 | 859 | arizona_stop_mic(info); |
f2c32a88 MB |
860 | } else { |
861 | info->micd_mode++; | |
862 | if (info->micd_mode == info->micd_num_modes) | |
863 | info->micd_mode = 0; | |
864 | arizona_extcon_set_mode(info, info->micd_mode); | |
865 | ||
866 | info->jack_flips++; | |
867 | } | |
868 | ||
869 | goto handled; | |
870 | } | |
871 | ||
872 | /* | |
873 | * If we're still detecting and we detect a short then we've | |
34efe4dc | 874 | * got a headphone. Otherwise it's a button press. |
f2c32a88 | 875 | */ |
ffae24fe | 876 | if (val & MICD_LVL_0_TO_7) { |
f2c32a88 MB |
877 | if (info->mic) { |
878 | dev_dbg(arizona->dev, "Mic button detected\n"); | |
879 | ||
34efe4dc MB |
880 | lvl = val & ARIZONA_MICD_LVL_MASK; |
881 | lvl >>= ARIZONA_MICD_LVL_SHIFT; | |
882 | ||
41a57850 MB |
883 | for (i = 0; i < info->num_micd_ranges; i++) |
884 | input_report_key(info->input, | |
885 | info->micd_ranges[i].key, 0); | |
886 | ||
6fed4d86 MB |
887 | WARN_ON(!lvl); |
888 | WARN_ON(ffs(lvl) - 1 >= info->num_micd_ranges); | |
889 | if (lvl && ffs(lvl) - 1 < info->num_micd_ranges) { | |
890 | key = info->micd_ranges[ffs(lvl) - 1].key; | |
891 | input_report_key(info->input, key, 1); | |
892 | input_sync(info->input); | |
893 | } | |
34efe4dc | 894 | |
f2c32a88 MB |
895 | } else if (info->detecting) { |
896 | dev_dbg(arizona->dev, "Headphone detected\n"); | |
897 | info->detecting = false; | |
898 | arizona_stop_mic(info); | |
899 | ||
4f340333 | 900 | arizona_identify_headphone(info); |
f2c32a88 MB |
901 | } else { |
902 | dev_warn(arizona->dev, "Button with no mic: %x\n", | |
903 | val); | |
904 | } | |
905 | } else { | |
906 | dev_dbg(arizona->dev, "Mic button released\n"); | |
6fed4d86 | 907 | for (i = 0; i < info->num_micd_ranges; i++) |
34efe4dc | 908 | input_report_key(info->input, |
6fed4d86 | 909 | info->micd_ranges[i].key, 0); |
34efe4dc | 910 | input_sync(info->input); |
bbbd46e3 | 911 | arizona_extcon_pulse_micbias(info); |
f2c32a88 MB |
912 | } |
913 | ||
914 | handled: | |
939c5671 | 915 | if (info->detecting) |
df9a5ab4 MB |
916 | queue_delayed_work(system_power_efficient_wq, |
917 | &info->micd_timeout_work, | |
918 | msecs_to_jiffies(info->micd_timeout)); | |
939c5671 | 919 | |
f2c32a88 MB |
920 | pm_runtime_mark_last_busy(info->dev); |
921 | mutex_unlock(&info->lock); | |
cd59e796 MB |
922 | } |
923 | ||
924 | static irqreturn_t arizona_micdet(int irq, void *data) | |
925 | { | |
926 | struct arizona_extcon_info *info = data; | |
927 | struct arizona *arizona = info->arizona; | |
928 | int debounce = arizona->pdata.micd_detect_debounce; | |
929 | ||
930 | cancel_delayed_work_sync(&info->micd_detect_work); | |
931 | cancel_delayed_work_sync(&info->micd_timeout_work); | |
932 | ||
933 | mutex_lock(&info->lock); | |
934 | if (!info->detecting) | |
935 | debounce = 0; | |
936 | mutex_unlock(&info->lock); | |
937 | ||
938 | if (debounce) | |
df9a5ab4 MB |
939 | queue_delayed_work(system_power_efficient_wq, |
940 | &info->micd_detect_work, | |
941 | msecs_to_jiffies(debounce)); | |
cd59e796 MB |
942 | else |
943 | arizona_micd_detect(&info->micd_detect_work.work); | |
f2c32a88 MB |
944 | |
945 | return IRQ_HANDLED; | |
946 | } | |
947 | ||
0e27bd31 MB |
948 | static void arizona_hpdet_work(struct work_struct *work) |
949 | { | |
950 | struct arizona_extcon_info *info = container_of(work, | |
c2275d2f CC |
951 | struct arizona_extcon_info, |
952 | hpdet_work.work); | |
0e27bd31 MB |
953 | |
954 | mutex_lock(&info->lock); | |
955 | arizona_start_hpdet_acc_id(info); | |
956 | mutex_unlock(&info->lock); | |
957 | } | |
958 | ||
f2c32a88 MB |
959 | static irqreturn_t arizona_jackdet(int irq, void *data) |
960 | { | |
961 | struct arizona_extcon_info *info = data; | |
962 | struct arizona *arizona = info->arizona; | |
92a49871 | 963 | unsigned int val, present, mask; |
939c5671 | 964 | bool cancelled_hp, cancelled_mic; |
34efe4dc | 965 | int ret, i; |
f2c32a88 | 966 | |
939c5671 MB |
967 | cancelled_hp = cancel_delayed_work_sync(&info->hpdet_work); |
968 | cancelled_mic = cancel_delayed_work_sync(&info->micd_timeout_work); | |
f2c32a88 | 969 | |
a3e2078d | 970 | pm_runtime_get_sync(info->dev); |
0e27bd31 | 971 | |
f2c32a88 MB |
972 | mutex_lock(&info->lock); |
973 | ||
92a49871 MB |
974 | if (arizona->pdata.jd_gpio5) { |
975 | mask = ARIZONA_MICD_CLAMP_STS; | |
a288d648 RF |
976 | if (arizona->pdata.jd_invert) |
977 | present = ARIZONA_MICD_CLAMP_STS; | |
978 | else | |
979 | present = 0; | |
92a49871 MB |
980 | } else { |
981 | mask = ARIZONA_JD1_STS; | |
a288d648 RF |
982 | if (arizona->pdata.jd_invert) |
983 | present = 0; | |
984 | else | |
985 | present = ARIZONA_JD1_STS; | |
92a49871 MB |
986 | } |
987 | ||
f2c32a88 MB |
988 | ret = regmap_read(arizona->regmap, ARIZONA_AOD_IRQ_RAW_STATUS, &val); |
989 | if (ret != 0) { | |
990 | dev_err(arizona->dev, "Failed to read jackdet status: %d\n", | |
991 | ret); | |
992 | mutex_unlock(&info->lock); | |
993 | pm_runtime_put_autosuspend(info->dev); | |
994 | return IRQ_NONE; | |
995 | } | |
996 | ||
a3e2078d MB |
997 | val &= mask; |
998 | if (val == info->last_jackdet) { | |
999 | dev_dbg(arizona->dev, "Suppressing duplicate JACKDET\n"); | |
939c5671 | 1000 | if (cancelled_hp) |
df9a5ab4 MB |
1001 | queue_delayed_work(system_power_efficient_wq, |
1002 | &info->hpdet_work, | |
1003 | msecs_to_jiffies(HPDET_DEBOUNCE)); | |
a3e2078d | 1004 | |
c2275d2f CC |
1005 | if (cancelled_mic) { |
1006 | int micd_timeout = info->micd_timeout; | |
1007 | ||
df9a5ab4 MB |
1008 | queue_delayed_work(system_power_efficient_wq, |
1009 | &info->micd_timeout_work, | |
c2275d2f CC |
1010 | msecs_to_jiffies(micd_timeout)); |
1011 | } | |
939c5671 | 1012 | |
a3e2078d MB |
1013 | goto out; |
1014 | } | |
1015 | info->last_jackdet = val; | |
1016 | ||
1017 | if (info->last_jackdet == present) { | |
f2c32a88 | 1018 | dev_dbg(arizona->dev, "Detected jack\n"); |
ef70a214 | 1019 | ret = extcon_set_cable_state_(info->edev, |
325c6423 | 1020 | ARIZONA_CABLE_MECHANICAL, true); |
f2c32a88 MB |
1021 | |
1022 | if (ret != 0) | |
1023 | dev_err(arizona->dev, "Mechanical report failed: %d\n", | |
1024 | ret); | |
1025 | ||
dd235eea MB |
1026 | if (!arizona->pdata.hpdet_acc_id) { |
1027 | info->detecting = true; | |
1028 | info->mic = false; | |
1029 | info->jack_flips = 0; | |
1030 | ||
1031 | arizona_start_mic(info); | |
1032 | } else { | |
df9a5ab4 MB |
1033 | queue_delayed_work(system_power_efficient_wq, |
1034 | &info->hpdet_work, | |
1035 | msecs_to_jiffies(HPDET_DEBOUNCE)); | |
dd235eea | 1036 | } |
4e616877 MB |
1037 | |
1038 | regmap_update_bits(arizona->regmap, | |
1039 | ARIZONA_JACK_DETECT_DEBOUNCE, | |
1040 | ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB, 0); | |
f2c32a88 MB |
1041 | } else { |
1042 | dev_dbg(arizona->dev, "Detected jack removal\n"); | |
1043 | ||
1044 | arizona_stop_mic(info); | |
1045 | ||
dd235eea MB |
1046 | info->num_hpdet_res = 0; |
1047 | for (i = 0; i < ARRAY_SIZE(info->hpdet_res); i++) | |
1048 | info->hpdet_res[i] = 0; | |
1049 | info->mic = false; | |
bf14ee5a | 1050 | info->hpdet_done = false; |
9dd5e53d | 1051 | info->hpdet_retried = false; |
92a49871 | 1052 | |
6fed4d86 | 1053 | for (i = 0; i < info->num_micd_ranges; i++) |
34efe4dc | 1054 | input_report_key(info->input, |
6fed4d86 | 1055 | info->micd_ranges[i].key, 0); |
34efe4dc MB |
1056 | input_sync(info->input); |
1057 | ||
ef70a214 | 1058 | ret = extcon_update_state(info->edev, 0xffffffff, 0); |
f2c32a88 MB |
1059 | if (ret != 0) |
1060 | dev_err(arizona->dev, "Removal report failed: %d\n", | |
1061 | ret); | |
4e616877 MB |
1062 | |
1063 | regmap_update_bits(arizona->regmap, | |
1064 | ARIZONA_JACK_DETECT_DEBOUNCE, | |
1065 | ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB, | |
1066 | ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB); | |
f2c32a88 MB |
1067 | } |
1068 | ||
7abd4e2a MB |
1069 | if (arizona->pdata.micd_timeout) |
1070 | info->micd_timeout = arizona->pdata.micd_timeout; | |
1071 | else | |
1072 | info->micd_timeout = DEFAULT_MICD_TIMEOUT; | |
1073 | ||
cb9005d7 | 1074 | out: |
5d9ab708 CK |
1075 | /* Clear trig_sts to make sure DCVDD is not forced up */ |
1076 | regmap_write(arizona->regmap, ARIZONA_AOD_WKUP_AND_TRIG, | |
1077 | ARIZONA_MICD_CLAMP_FALL_TRIG_STS | | |
1078 | ARIZONA_MICD_CLAMP_RISE_TRIG_STS | | |
1079 | ARIZONA_JD1_FALL_TRIG_STS | | |
1080 | ARIZONA_JD1_RISE_TRIG_STS); | |
1081 | ||
f2c32a88 MB |
1082 | mutex_unlock(&info->lock); |
1083 | ||
1084 | pm_runtime_mark_last_busy(info->dev); | |
1085 | pm_runtime_put_autosuspend(info->dev); | |
1086 | ||
1087 | return IRQ_HANDLED; | |
1088 | } | |
1089 | ||
6fed4d86 MB |
1090 | /* Map a level onto a slot in the register bank */ |
1091 | static void arizona_micd_set_level(struct arizona *arizona, int index, | |
1092 | unsigned int level) | |
1093 | { | |
1094 | int reg; | |
1095 | unsigned int mask; | |
1096 | ||
1097 | reg = ARIZONA_MIC_DETECT_LEVEL_4 - (index / 2); | |
1098 | ||
1099 | if (!(index % 2)) { | |
1100 | mask = 0x3f00; | |
1101 | level <<= 8; | |
1102 | } else { | |
1103 | mask = 0x3f; | |
1104 | } | |
1105 | ||
1106 | /* Program the level itself */ | |
1107 | regmap_update_bits(arizona->regmap, reg, mask, level); | |
1108 | } | |
1109 | ||
44f34fd4 | 1110 | static int arizona_extcon_probe(struct platform_device *pdev) |
f2c32a88 MB |
1111 | { |
1112 | struct arizona *arizona = dev_get_drvdata(pdev->dev.parent); | |
6ac6b475 | 1113 | struct arizona_pdata *pdata = &arizona->pdata; |
f2c32a88 | 1114 | struct arizona_extcon_info *info; |
e56a0a57 | 1115 | unsigned int val; |
a288d648 | 1116 | unsigned int clamp_mode; |
92a49871 | 1117 | int jack_irq_fall, jack_irq_rise; |
6fed4d86 | 1118 | int ret, mode, i, j; |
f2c32a88 | 1119 | |
bbbd46e3 MB |
1120 | if (!arizona->dapm || !arizona->dapm->card) |
1121 | return -EPROBE_DEFER; | |
1122 | ||
f2c32a88 | 1123 | info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL); |
0a16ee63 | 1124 | if (!info) |
d88cc367 | 1125 | return -ENOMEM; |
f2c32a88 | 1126 | |
17271f60 | 1127 | info->micvdd = devm_regulator_get(&pdev->dev, "MICVDD"); |
f2c32a88 MB |
1128 | if (IS_ERR(info->micvdd)) { |
1129 | ret = PTR_ERR(info->micvdd); | |
1130 | dev_err(arizona->dev, "Failed to get MICVDD: %d\n", ret); | |
d88cc367 | 1131 | return ret; |
f2c32a88 MB |
1132 | } |
1133 | ||
1134 | mutex_init(&info->lock); | |
1135 | info->arizona = arizona; | |
1136 | info->dev = &pdev->dev; | |
a3e2078d | 1137 | info->last_jackdet = ~(ARIZONA_MICD_CLAMP_STS | ARIZONA_JD1_STS); |
0e27bd31 | 1138 | INIT_DELAYED_WORK(&info->hpdet_work, arizona_hpdet_work); |
cd59e796 | 1139 | INIT_DELAYED_WORK(&info->micd_detect_work, arizona_micd_detect); |
939c5671 | 1140 | INIT_DELAYED_WORK(&info->micd_timeout_work, arizona_micd_timeout_work); |
f2c32a88 MB |
1141 | platform_set_drvdata(pdev, info); |
1142 | ||
1143 | switch (arizona->type) { | |
1144 | case WM5102: | |
1145 | switch (arizona->rev) { | |
1146 | case 0: | |
1147 | info->micd_reva = true; | |
1148 | break; | |
1149 | default: | |
dab63eb2 | 1150 | info->micd_clamp = true; |
4f340333 | 1151 | info->hpdet_ip = 1; |
f2c32a88 MB |
1152 | break; |
1153 | } | |
1154 | break; | |
77438610 CK |
1155 | case WM5110: |
1156 | switch (arizona->rev) { | |
1157 | case 0 ... 2: | |
1158 | break; | |
1159 | default: | |
1160 | info->micd_clamp = true; | |
1161 | info->hpdet_ip = 2; | |
1162 | break; | |
1163 | } | |
1164 | break; | |
f2c32a88 MB |
1165 | default: |
1166 | break; | |
1167 | } | |
1168 | ||
ef70a214 CC |
1169 | info->edev = devm_extcon_dev_allocate(&pdev->dev, arizona_cable); |
1170 | if (IS_ERR(info->edev)) { | |
1171 | dev_err(&pdev->dev, "failed to allocate extcon device\n"); | |
1172 | return -ENOMEM; | |
1173 | } | |
1174 | info->edev->name = "Headset Jack"; | |
f2c32a88 | 1175 | |
ef70a214 | 1176 | ret = devm_extcon_dev_register(&pdev->dev, info->edev); |
f2c32a88 | 1177 | if (ret < 0) { |
8e5f5018 | 1178 | dev_err(arizona->dev, "extcon_dev_register() failed: %d\n", |
f2c32a88 | 1179 | ret); |
d88cc367 | 1180 | return ret; |
f2c32a88 MB |
1181 | } |
1182 | ||
6fed4d86 MB |
1183 | info->input = devm_input_allocate_device(&pdev->dev); |
1184 | if (!info->input) { | |
1185 | dev_err(arizona->dev, "Can't allocate input dev\n"); | |
1186 | ret = -ENOMEM; | |
1187 | goto err_register; | |
1188 | } | |
1189 | ||
1190 | info->input->name = "Headset"; | |
1191 | info->input->phys = "arizona/extcon"; | |
6fed4d86 | 1192 | |
f2c32a88 MB |
1193 | if (pdata->num_micd_configs) { |
1194 | info->micd_modes = pdata->micd_configs; | |
1195 | info->micd_num_modes = pdata->num_micd_configs; | |
1196 | } else { | |
1197 | info->micd_modes = micd_default_modes; | |
1198 | info->micd_num_modes = ARRAY_SIZE(micd_default_modes); | |
1199 | } | |
1200 | ||
1201 | if (arizona->pdata.micd_pol_gpio > 0) { | |
1202 | if (info->micd_modes[0].gpio) | |
1203 | mode = GPIOF_OUT_INIT_HIGH; | |
1204 | else | |
1205 | mode = GPIOF_OUT_INIT_LOW; | |
1206 | ||
1207 | ret = devm_gpio_request_one(&pdev->dev, | |
1208 | arizona->pdata.micd_pol_gpio, | |
1209 | mode, | |
1210 | "MICD polarity"); | |
1211 | if (ret != 0) { | |
1212 | dev_err(arizona->dev, "Failed to request GPIO%d: %d\n", | |
1213 | arizona->pdata.micd_pol_gpio, ret); | |
1214 | goto err_register; | |
1215 | } | |
1216 | } | |
1217 | ||
1eda6aa7 MB |
1218 | if (arizona->pdata.hpdet_id_gpio > 0) { |
1219 | ret = devm_gpio_request_one(&pdev->dev, | |
1220 | arizona->pdata.hpdet_id_gpio, | |
1221 | GPIOF_OUT_INIT_LOW, | |
1222 | "HPDET"); | |
1223 | if (ret != 0) { | |
1224 | dev_err(arizona->dev, "Failed to request GPIO%d: %d\n", | |
1225 | arizona->pdata.hpdet_id_gpio, ret); | |
1226 | goto err_register; | |
1227 | } | |
1228 | } | |
1229 | ||
b17e5462 MB |
1230 | if (arizona->pdata.micd_bias_start_time) |
1231 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, | |
1232 | ARIZONA_MICD_BIAS_STARTTIME_MASK, | |
1233 | arizona->pdata.micd_bias_start_time | |
1234 | << ARIZONA_MICD_BIAS_STARTTIME_SHIFT); | |
1235 | ||
2e033db5 MB |
1236 | if (arizona->pdata.micd_rate) |
1237 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, | |
1238 | ARIZONA_MICD_RATE_MASK, | |
1239 | arizona->pdata.micd_rate | |
1240 | << ARIZONA_MICD_RATE_SHIFT); | |
1241 | ||
1242 | if (arizona->pdata.micd_dbtime) | |
1243 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, | |
1244 | ARIZONA_MICD_DBTIME_MASK, | |
1245 | arizona->pdata.micd_dbtime | |
1246 | << ARIZONA_MICD_DBTIME_SHIFT); | |
1247 | ||
6fed4d86 MB |
1248 | BUILD_BUG_ON(ARRAY_SIZE(arizona_micd_levels) != 0x40); |
1249 | ||
1250 | if (arizona->pdata.num_micd_ranges) { | |
1251 | info->micd_ranges = pdata->micd_ranges; | |
1252 | info->num_micd_ranges = pdata->num_micd_ranges; | |
1253 | } else { | |
1254 | info->micd_ranges = micd_default_ranges; | |
1255 | info->num_micd_ranges = ARRAY_SIZE(micd_default_ranges); | |
1256 | } | |
1257 | ||
1258 | if (arizona->pdata.num_micd_ranges > ARIZONA_MAX_MICD_RANGE) { | |
1259 | dev_err(arizona->dev, "Too many MICD ranges: %d\n", | |
1260 | arizona->pdata.num_micd_ranges); | |
1261 | } | |
1262 | ||
1263 | if (info->num_micd_ranges > 1) { | |
1264 | for (i = 1; i < info->num_micd_ranges; i++) { | |
1265 | if (info->micd_ranges[i - 1].max > | |
1266 | info->micd_ranges[i].max) { | |
1267 | dev_err(arizona->dev, | |
1268 | "MICD ranges must be sorted\n"); | |
1269 | ret = -EINVAL; | |
1270 | goto err_input; | |
1271 | } | |
1272 | } | |
1273 | } | |
1274 | ||
1275 | /* Disable all buttons by default */ | |
1276 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_2, | |
1277 | ARIZONA_MICD_LVL_SEL_MASK, 0x81); | |
1278 | ||
1279 | /* Set up all the buttons the user specified */ | |
1280 | for (i = 0; i < info->num_micd_ranges; i++) { | |
1281 | for (j = 0; j < ARRAY_SIZE(arizona_micd_levels); j++) | |
1282 | if (arizona_micd_levels[j] >= info->micd_ranges[i].max) | |
1283 | break; | |
1284 | ||
1285 | if (j == ARRAY_SIZE(arizona_micd_levels)) { | |
1286 | dev_err(arizona->dev, "Unsupported MICD level %d\n", | |
1287 | info->micd_ranges[i].max); | |
1288 | ret = -EINVAL; | |
1289 | goto err_input; | |
1290 | } | |
1291 | ||
1292 | dev_dbg(arizona->dev, "%d ohms for MICD threshold %d\n", | |
1293 | arizona_micd_levels[j], i); | |
1294 | ||
1295 | arizona_micd_set_level(arizona, i, j); | |
1296 | input_set_capability(info->input, EV_KEY, | |
1297 | info->micd_ranges[i].key); | |
1298 | ||
1299 | /* Enable reporting of that range */ | |
1300 | regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_2, | |
1301 | 1 << i, 1 << i); | |
1302 | } | |
1303 | ||
1304 | /* Set all the remaining keys to a maximum */ | |
1305 | for (; i < ARIZONA_MAX_MICD_RANGE; i++) | |
1306 | arizona_micd_set_level(arizona, i, 0x3f); | |
1307 | ||
dab63eb2 | 1308 | /* |
92a49871 MB |
1309 | * If we have a clamp use it, activating in conjunction with |
1310 | * GPIO5 if that is connected for jack detect operation. | |
dab63eb2 MB |
1311 | */ |
1312 | if (info->micd_clamp) { | |
92a49871 | 1313 | if (arizona->pdata.jd_gpio5) { |
e56a0a57 MB |
1314 | /* Put the GPIO into input mode with optional pull */ |
1315 | val = 0xc101; | |
1316 | if (arizona->pdata.jd_gpio5_nopull) | |
1317 | val &= ~ARIZONA_GPN_PU; | |
1318 | ||
92a49871 | 1319 | regmap_write(arizona->regmap, ARIZONA_GPIO5_CTRL, |
e56a0a57 | 1320 | val); |
92a49871 | 1321 | |
a288d648 RF |
1322 | if (arizona->pdata.jd_invert) |
1323 | clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDH_GP5H; | |
1324 | else | |
1325 | clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDL_GP5H; | |
92a49871 | 1326 | } else { |
a288d648 RF |
1327 | if (arizona->pdata.jd_invert) |
1328 | clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDH; | |
1329 | else | |
1330 | clamp_mode = ARIZONA_MICD_CLAMP_MODE_JDL; | |
92a49871 MB |
1331 | } |
1332 | ||
a288d648 RF |
1333 | regmap_update_bits(arizona->regmap, |
1334 | ARIZONA_MICD_CLAMP_CONTROL, | |
1335 | ARIZONA_MICD_CLAMP_MODE_MASK, clamp_mode); | |
1336 | ||
dab63eb2 MB |
1337 | regmap_update_bits(arizona->regmap, |
1338 | ARIZONA_JACK_DETECT_DEBOUNCE, | |
1339 | ARIZONA_MICD_CLAMP_DB, | |
1340 | ARIZONA_MICD_CLAMP_DB); | |
1341 | } | |
1342 | ||
f2c32a88 MB |
1343 | arizona_extcon_set_mode(info, 0); |
1344 | ||
1345 | pm_runtime_enable(&pdev->dev); | |
1346 | pm_runtime_idle(&pdev->dev); | |
1347 | pm_runtime_get_sync(&pdev->dev); | |
1348 | ||
92a49871 MB |
1349 | if (arizona->pdata.jd_gpio5) { |
1350 | jack_irq_rise = ARIZONA_IRQ_MICD_CLAMP_RISE; | |
1351 | jack_irq_fall = ARIZONA_IRQ_MICD_CLAMP_FALL; | |
1352 | } else { | |
1353 | jack_irq_rise = ARIZONA_IRQ_JD_RISE; | |
1354 | jack_irq_fall = ARIZONA_IRQ_JD_FALL; | |
1355 | } | |
1356 | ||
1357 | ret = arizona_request_irq(arizona, jack_irq_rise, | |
f2c32a88 MB |
1358 | "JACKDET rise", arizona_jackdet, info); |
1359 | if (ret != 0) { | |
1360 | dev_err(&pdev->dev, "Failed to get JACKDET rise IRQ: %d\n", | |
1361 | ret); | |
34efe4dc | 1362 | goto err_input; |
f2c32a88 MB |
1363 | } |
1364 | ||
92a49871 | 1365 | ret = arizona_set_irq_wake(arizona, jack_irq_rise, 1); |
f2c32a88 MB |
1366 | if (ret != 0) { |
1367 | dev_err(&pdev->dev, "Failed to set JD rise IRQ wake: %d\n", | |
1368 | ret); | |
1369 | goto err_rise; | |
1370 | } | |
1371 | ||
92a49871 | 1372 | ret = arizona_request_irq(arizona, jack_irq_fall, |
f2c32a88 MB |
1373 | "JACKDET fall", arizona_jackdet, info); |
1374 | if (ret != 0) { | |
1375 | dev_err(&pdev->dev, "Failed to get JD fall IRQ: %d\n", ret); | |
1376 | goto err_rise_wake; | |
1377 | } | |
1378 | ||
92a49871 | 1379 | ret = arizona_set_irq_wake(arizona, jack_irq_fall, 1); |
f2c32a88 MB |
1380 | if (ret != 0) { |
1381 | dev_err(&pdev->dev, "Failed to set JD fall IRQ wake: %d\n", | |
1382 | ret); | |
1383 | goto err_fall; | |
1384 | } | |
1385 | ||
1386 | ret = arizona_request_irq(arizona, ARIZONA_IRQ_MICDET, | |
1387 | "MICDET", arizona_micdet, info); | |
1388 | if (ret != 0) { | |
1389 | dev_err(&pdev->dev, "Failed to get MICDET IRQ: %d\n", ret); | |
1390 | goto err_fall_wake; | |
1391 | } | |
1392 | ||
4f340333 MB |
1393 | ret = arizona_request_irq(arizona, ARIZONA_IRQ_HPDET, |
1394 | "HPDET", arizona_hpdet_irq, info); | |
1395 | if (ret != 0) { | |
1396 | dev_err(&pdev->dev, "Failed to get HPDET IRQ: %d\n", ret); | |
1397 | goto err_micdet; | |
1398 | } | |
1399 | ||
f2c32a88 MB |
1400 | arizona_clk32k_enable(arizona); |
1401 | regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_DEBOUNCE, | |
1402 | ARIZONA_JD1_DB, ARIZONA_JD1_DB); | |
1403 | regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE, | |
1404 | ARIZONA_JD1_ENA, ARIZONA_JD1_ENA); | |
1405 | ||
b8575a11 MB |
1406 | ret = regulator_allow_bypass(info->micvdd, true); |
1407 | if (ret != 0) | |
1408 | dev_warn(arizona->dev, "Failed to set MICVDD to bypass: %d\n", | |
1409 | ret); | |
1410 | ||
f2c32a88 MB |
1411 | pm_runtime_put(&pdev->dev); |
1412 | ||
34efe4dc MB |
1413 | ret = input_register_device(info->input); |
1414 | if (ret) { | |
1415 | dev_err(&pdev->dev, "Can't register input device: %d\n", ret); | |
4f340333 | 1416 | goto err_hpdet; |
34efe4dc MB |
1417 | } |
1418 | ||
f2c32a88 MB |
1419 | return 0; |
1420 | ||
4f340333 MB |
1421 | err_hpdet: |
1422 | arizona_free_irq(arizona, ARIZONA_IRQ_HPDET, info); | |
80732cc1 MB |
1423 | err_micdet: |
1424 | arizona_free_irq(arizona, ARIZONA_IRQ_MICDET, info); | |
f2c32a88 | 1425 | err_fall_wake: |
92a49871 | 1426 | arizona_set_irq_wake(arizona, jack_irq_fall, 0); |
f2c32a88 | 1427 | err_fall: |
92a49871 | 1428 | arizona_free_irq(arizona, jack_irq_fall, info); |
f2c32a88 | 1429 | err_rise_wake: |
92a49871 | 1430 | arizona_set_irq_wake(arizona, jack_irq_rise, 0); |
f2c32a88 | 1431 | err_rise: |
92a49871 | 1432 | arizona_free_irq(arizona, jack_irq_rise, info); |
34efe4dc | 1433 | err_input: |
f2c32a88 MB |
1434 | err_register: |
1435 | pm_runtime_disable(&pdev->dev); | |
f2c32a88 MB |
1436 | return ret; |
1437 | } | |
1438 | ||
93ed0327 | 1439 | static int arizona_extcon_remove(struct platform_device *pdev) |
f2c32a88 MB |
1440 | { |
1441 | struct arizona_extcon_info *info = platform_get_drvdata(pdev); | |
1442 | struct arizona *arizona = info->arizona; | |
92a49871 | 1443 | int jack_irq_rise, jack_irq_fall; |
f2c32a88 MB |
1444 | |
1445 | pm_runtime_disable(&pdev->dev); | |
1446 | ||
dab63eb2 MB |
1447 | regmap_update_bits(arizona->regmap, |
1448 | ARIZONA_MICD_CLAMP_CONTROL, | |
1449 | ARIZONA_MICD_CLAMP_MODE_MASK, 0); | |
1450 | ||
92a49871 MB |
1451 | if (arizona->pdata.jd_gpio5) { |
1452 | jack_irq_rise = ARIZONA_IRQ_MICD_CLAMP_RISE; | |
1453 | jack_irq_fall = ARIZONA_IRQ_MICD_CLAMP_FALL; | |
1454 | } else { | |
1455 | jack_irq_rise = ARIZONA_IRQ_JD_RISE; | |
1456 | jack_irq_fall = ARIZONA_IRQ_JD_FALL; | |
1457 | } | |
1458 | ||
1459 | arizona_set_irq_wake(arizona, jack_irq_rise, 0); | |
1460 | arizona_set_irq_wake(arizona, jack_irq_fall, 0); | |
1461 | arizona_free_irq(arizona, ARIZONA_IRQ_HPDET, info); | |
f2c32a88 | 1462 | arizona_free_irq(arizona, ARIZONA_IRQ_MICDET, info); |
92a49871 MB |
1463 | arizona_free_irq(arizona, jack_irq_rise, info); |
1464 | arizona_free_irq(arizona, jack_irq_fall, info); | |
0e27bd31 | 1465 | cancel_delayed_work_sync(&info->hpdet_work); |
f2c32a88 MB |
1466 | regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE, |
1467 | ARIZONA_JD1_ENA, 0); | |
1468 | arizona_clk32k_disable(arizona); | |
f2c32a88 MB |
1469 | |
1470 | return 0; | |
1471 | } | |
1472 | ||
1473 | static struct platform_driver arizona_extcon_driver = { | |
1474 | .driver = { | |
1475 | .name = "arizona-extcon", | |
f2c32a88 MB |
1476 | }, |
1477 | .probe = arizona_extcon_probe, | |
5f7e2228 | 1478 | .remove = arizona_extcon_remove, |
f2c32a88 MB |
1479 | }; |
1480 | ||
1481 | module_platform_driver(arizona_extcon_driver); | |
1482 | ||
1483 | MODULE_DESCRIPTION("Arizona Extcon driver"); | |
1484 | MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); | |
1485 | MODULE_LICENSE("GPL"); | |
1486 | MODULE_ALIAS("platform:extcon-arizona"); |