diff options
Diffstat (limited to 'drivers/input/misc')
-rw-r--r-- | drivers/input/misc/Kconfig | 11 | ||||
-rw-r--r-- | drivers/input/misc/Makefile | 1 | ||||
-rw-r--r-- | drivers/input/misc/drv2667.c | 500 |
3 files changed, 512 insertions, 0 deletions
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig index 41d0ae62ba05..51891f67b7df 100644 --- a/drivers/input/misc/Kconfig +++ b/drivers/input/misc/Kconfig | |||
@@ -687,4 +687,15 @@ config INPUT_DRV260X_HAPTICS | |||
687 | To compile this driver as a module, choose M here: the | 687 | To compile this driver as a module, choose M here: the |
688 | module will be called drv260x-haptics. | 688 | module will be called drv260x-haptics. |
689 | 689 | ||
690 | config INPUT_DRV2667_HAPTICS | ||
691 | tristate "TI DRV2667 haptics support" | ||
692 | depends on INPUT && I2C | ||
693 | select INPUT_FF_MEMLESS | ||
694 | select REGMAP_I2C | ||
695 | help | ||
696 | Say Y to enable support for the TI DRV2667 haptics driver. | ||
697 | |||
698 | To compile this driver as a module, choose M here: the | ||
699 | module will be called drv260x-haptics. | ||
700 | |||
690 | endif | 701 | endif |
diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile index cd4bc2d3474f..e0cee1774579 100644 --- a/drivers/input/misc/Makefile +++ b/drivers/input/misc/Makefile | |||
@@ -27,6 +27,7 @@ obj-$(CONFIG_INPUT_DA9052_ONKEY) += da9052_onkey.o | |||
27 | obj-$(CONFIG_INPUT_DA9055_ONKEY) += da9055_onkey.o | 27 | obj-$(CONFIG_INPUT_DA9055_ONKEY) += da9055_onkey.o |
28 | obj-$(CONFIG_INPUT_DM355EVM) += dm355evm_keys.o | 28 | obj-$(CONFIG_INPUT_DM355EVM) += dm355evm_keys.o |
29 | obj-$(CONFIG_INPUT_DRV260X_HAPTICS) += drv260x.o | 29 | obj-$(CONFIG_INPUT_DRV260X_HAPTICS) += drv260x.o |
30 | obj-$(CONFIG_INPUT_DRV2667_HAPTICS) += drv2667.o | ||
30 | obj-$(CONFIG_INPUT_GP2A) += gp2ap002a00f.o | 31 | obj-$(CONFIG_INPUT_GP2A) += gp2ap002a00f.o |
31 | obj-$(CONFIG_INPUT_GPIO_BEEPER) += gpio-beeper.o | 32 | obj-$(CONFIG_INPUT_GPIO_BEEPER) += gpio-beeper.o |
32 | obj-$(CONFIG_INPUT_GPIO_TILT_POLLED) += gpio_tilt_polled.o | 33 | obj-$(CONFIG_INPUT_GPIO_TILT_POLLED) += gpio_tilt_polled.o |
diff --git a/drivers/input/misc/drv2667.c b/drivers/input/misc/drv2667.c new file mode 100644 index 000000000000..0f437581cc04 --- /dev/null +++ b/drivers/input/misc/drv2667.c | |||
@@ -0,0 +1,500 @@ | |||
1 | /* | ||
2 | * DRV2667 haptics driver family | ||
3 | * | ||
4 | * Author: Dan Murphy <dmurphy@ti.com> | ||
5 | * | ||
6 | * Copyright: (C) 2014 Texas Instruments, Inc. | ||
7 | * | ||
8 | * This program is free software; you can redistribute it and/or modify | ||
9 | * it under the terms of the GNU General Public License version 2 as | ||
10 | * published by the Free Software Foundation. | ||
11 | * | ||
12 | * This program is distributed in the hope that it will be useful, but | ||
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | ||
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
15 | * General Public License for more details. | ||
16 | */ | ||
17 | |||
18 | #include <linux/i2c.h> | ||
19 | #include <linux/input.h> | ||
20 | #include <linux/module.h> | ||
21 | #include <linux/platform_device.h> | ||
22 | #include <linux/regmap.h> | ||
23 | #include <linux/slab.h> | ||
24 | #include <linux/delay.h> | ||
25 | #include <linux/regulator/consumer.h> | ||
26 | |||
27 | /* Contol registers */ | ||
28 | #define DRV2667_STATUS 0x00 | ||
29 | #define DRV2667_CTRL_1 0x01 | ||
30 | #define DRV2667_CTRL_2 0x02 | ||
31 | /* Waveform sequencer */ | ||
32 | #define DRV2667_WV_SEQ_0 0x03 | ||
33 | #define DRV2667_WV_SEQ_1 0x04 | ||
34 | #define DRV2667_WV_SEQ_2 0x05 | ||
35 | #define DRV2667_WV_SEQ_3 0x06 | ||
36 | #define DRV2667_WV_SEQ_4 0x07 | ||
37 | #define DRV2667_WV_SEQ_5 0x08 | ||
38 | #define DRV2667_WV_SEQ_6 0x09 | ||
39 | #define DRV2667_WV_SEQ_7 0x0A | ||
40 | #define DRV2667_FIFO 0x0B | ||
41 | #define DRV2667_PAGE 0xFF | ||
42 | #define DRV2667_MAX_REG DRV2667_PAGE | ||
43 | |||
44 | #define DRV2667_PAGE_0 0x00 | ||
45 | #define DRV2667_PAGE_1 0x01 | ||
46 | #define DRV2667_PAGE_2 0x02 | ||
47 | #define DRV2667_PAGE_3 0x03 | ||
48 | #define DRV2667_PAGE_4 0x04 | ||
49 | #define DRV2667_PAGE_5 0x05 | ||
50 | #define DRV2667_PAGE_6 0x06 | ||
51 | #define DRV2667_PAGE_7 0x07 | ||
52 | #define DRV2667_PAGE_8 0x08 | ||
53 | |||
54 | /* RAM fields */ | ||
55 | #define DRV2667_RAM_HDR_SZ 0x0 | ||
56 | /* RAM Header addresses */ | ||
57 | #define DRV2667_RAM_START_HI 0x01 | ||
58 | #define DRV2667_RAM_START_LO 0x02 | ||
59 | #define DRV2667_RAM_STOP_HI 0x03 | ||
60 | #define DRV2667_RAM_STOP_LO 0x04 | ||
61 | #define DRV2667_RAM_REPEAT_CT 0x05 | ||
62 | /* RAM data addresses */ | ||
63 | #define DRV2667_RAM_AMP 0x06 | ||
64 | #define DRV2667_RAM_FREQ 0x07 | ||
65 | #define DRV2667_RAM_DURATION 0x08 | ||
66 | #define DRV2667_RAM_ENVELOPE 0x09 | ||
67 | |||
68 | /* Control 1 Register */ | ||
69 | #define DRV2667_25_VPP_GAIN 0x00 | ||
70 | #define DRV2667_50_VPP_GAIN 0x01 | ||
71 | #define DRV2667_75_VPP_GAIN 0x02 | ||
72 | #define DRV2667_100_VPP_GAIN 0x03 | ||
73 | #define DRV2667_DIGITAL_IN 0xfc | ||
74 | #define DRV2667_ANALOG_IN (1 << 2) | ||
75 | |||
76 | /* Control 2 Register */ | ||
77 | #define DRV2667_GO (1 << 0) | ||
78 | #define DRV2667_STANDBY (1 << 6) | ||
79 | #define DRV2667_DEV_RST (1 << 7) | ||
80 | |||
81 | /* RAM Envelope settings */ | ||
82 | #define DRV2667_NO_ENV 0x00 | ||
83 | #define DRV2667_32_MS_ENV 0x01 | ||
84 | #define DRV2667_64_MS_ENV 0x02 | ||
85 | #define DRV2667_96_MS_ENV 0x03 | ||
86 | #define DRV2667_128_MS_ENV 0x04 | ||
87 | #define DRV2667_160_MS_ENV 0x05 | ||
88 | #define DRV2667_192_MS_ENV 0x06 | ||
89 | #define DRV2667_224_MS_ENV 0x07 | ||
90 | #define DRV2667_256_MS_ENV 0x08 | ||
91 | #define DRV2667_512_MS_ENV 0x09 | ||
92 | #define DRV2667_768_MS_ENV 0x0a | ||
93 | #define DRV2667_1024_MS_ENV 0x0b | ||
94 | #define DRV2667_1280_MS_ENV 0x0c | ||
95 | #define DRV2667_1536_MS_ENV 0x0d | ||
96 | #define DRV2667_1792_MS_ENV 0x0e | ||
97 | #define DRV2667_2048_MS_ENV 0x0f | ||
98 | |||
99 | /** | ||
100 | * struct drv2667_data - | ||
101 | * @input_dev - Pointer to the input device | ||
102 | * @client - Pointer to the I2C client | ||
103 | * @regmap - Register map of the device | ||
104 | * @work - Work item used to off load the enable/disable of the vibration | ||
105 | * @regulator - Pointer to the regulator for the IC | ||
106 | * @magnitude - Magnitude of the vibration event | ||
107 | **/ | ||
108 | struct drv2667_data { | ||
109 | struct input_dev *input_dev; | ||
110 | struct i2c_client *client; | ||
111 | struct regmap *regmap; | ||
112 | struct work_struct work; | ||
113 | struct regulator *regulator; | ||
114 | u32 page; | ||
115 | u32 magnitude; | ||
116 | u32 frequency; | ||
117 | }; | ||
118 | |||
119 | static struct reg_default drv2667_reg_defs[] = { | ||
120 | { DRV2667_STATUS, 0x02 }, | ||
121 | { DRV2667_CTRL_1, 0x28 }, | ||
122 | { DRV2667_CTRL_2, 0x40 }, | ||
123 | { DRV2667_WV_SEQ_0, 0x00 }, | ||
124 | { DRV2667_WV_SEQ_1, 0x00 }, | ||
125 | { DRV2667_WV_SEQ_2, 0x00 }, | ||
126 | { DRV2667_WV_SEQ_3, 0x00 }, | ||
127 | { DRV2667_WV_SEQ_4, 0x00 }, | ||
128 | { DRV2667_WV_SEQ_5, 0x00 }, | ||
129 | { DRV2667_WV_SEQ_6, 0x00 }, | ||
130 | { DRV2667_WV_SEQ_7, 0x00 }, | ||
131 | { DRV2667_FIFO, 0x00 }, | ||
132 | { DRV2667_PAGE, 0x00 }, | ||
133 | }; | ||
134 | |||
135 | static int drv2667_set_waveform_freq(struct drv2667_data *haptics) | ||
136 | { | ||
137 | unsigned int read_buf; | ||
138 | int freq; | ||
139 | int error; | ||
140 | |||
141 | /* Per the data sheet: | ||
142 | * Sinusoid Frequency (Hz) = 7.8125 x Frequency | ||
143 | */ | ||
144 | freq = (haptics->frequency * 1000) / 78125; | ||
145 | if (freq <= 0) { | ||
146 | dev_err(&haptics->client->dev, | ||
147 | "ERROR: Frequency calculated to %i\n", freq); | ||
148 | return -EINVAL; | ||
149 | } | ||
150 | |||
151 | error = regmap_read(haptics->regmap, DRV2667_PAGE, &read_buf); | ||
152 | if (error) { | ||
153 | dev_err(&haptics->client->dev, | ||
154 | "Failed to read the page number: %d\n", error); | ||
155 | return -EIO; | ||
156 | } | ||
157 | |||
158 | if (read_buf == DRV2667_PAGE_0 || | ||
159 | haptics->page != read_buf) { | ||
160 | error = regmap_write(haptics->regmap, | ||
161 | DRV2667_PAGE, haptics->page); | ||
162 | if (error) { | ||
163 | dev_err(&haptics->client->dev, | ||
164 | "Failed to set the page: %d\n", error); | ||
165 | return -EIO; | ||
166 | } | ||
167 | } | ||
168 | |||
169 | error = regmap_write(haptics->regmap, DRV2667_RAM_FREQ, freq); | ||
170 | if (error) | ||
171 | dev_err(&haptics->client->dev, | ||
172 | "Failed to set the frequency: %d\n", error); | ||
173 | |||
174 | /* Reset back to original page */ | ||
175 | if (read_buf == DRV2667_PAGE_0 || | ||
176 | haptics->page != read_buf) { | ||
177 | error = regmap_write(haptics->regmap, DRV2667_PAGE, read_buf); | ||
178 | if (error) { | ||
179 | dev_err(&haptics->client->dev, | ||
180 | "Failed to set the page: %d\n", error); | ||
181 | return -EIO; | ||
182 | } | ||
183 | } | ||
184 | |||
185 | return error; | ||
186 | } | ||
187 | |||
188 | static void drv2667_worker(struct work_struct *work) | ||
189 | { | ||
190 | struct drv2667_data *haptics = container_of(work, struct drv2667_data, work); | ||
191 | int error; | ||
192 | |||
193 | if (haptics->magnitude) { | ||
194 | error = regmap_write(haptics->regmap, | ||
195 | DRV2667_PAGE, haptics->page); | ||
196 | if (error) { | ||
197 | dev_err(&haptics->client->dev, | ||
198 | "Failed to set the page: %d\n", error); | ||
199 | return; | ||
200 | } | ||
201 | |||
202 | error = regmap_write(haptics->regmap, DRV2667_RAM_AMP, | ||
203 | haptics->magnitude); | ||
204 | if (error) { | ||
205 | dev_err(&haptics->client->dev, | ||
206 | "Failed to set the amplitude: %d\n", error); | ||
207 | return; | ||
208 | } | ||
209 | |||
210 | error = regmap_write(haptics->regmap, | ||
211 | DRV2667_PAGE, DRV2667_PAGE_0); | ||
212 | if (error) { | ||
213 | dev_err(&haptics->client->dev, | ||
214 | "Failed to set the page: %d\n", error); | ||
215 | return; | ||
216 | } | ||
217 | |||
218 | error = regmap_write(haptics->regmap, | ||
219 | DRV2667_CTRL_2, DRV2667_GO); | ||
220 | if (error) { | ||
221 | dev_err(&haptics->client->dev, | ||
222 | "Failed to set the GO bit: %d\n", error); | ||
223 | } | ||
224 | } else { | ||
225 | error = regmap_update_bits(haptics->regmap, DRV2667_CTRL_2, | ||
226 | DRV2667_GO, 0); | ||
227 | if (error) { | ||
228 | dev_err(&haptics->client->dev, | ||
229 | "Failed to unset the GO bit: %d\n", error); | ||
230 | } | ||
231 | } | ||
232 | } | ||
233 | |||
234 | static int drv2667_haptics_play(struct input_dev *input, void *data, | ||
235 | struct ff_effect *effect) | ||
236 | { | ||
237 | struct drv2667_data *haptics = input_get_drvdata(input); | ||
238 | |||
239 | if (effect->u.rumble.strong_magnitude > 0) | ||
240 | haptics->magnitude = effect->u.rumble.strong_magnitude; | ||
241 | else if (effect->u.rumble.weak_magnitude > 0) | ||
242 | haptics->magnitude = effect->u.rumble.weak_magnitude; | ||
243 | else | ||
244 | haptics->magnitude = 0; | ||
245 | |||
246 | schedule_work(&haptics->work); | ||
247 | |||
248 | return 0; | ||
249 | } | ||
250 | |||
251 | static void drv2667_close(struct input_dev *input) | ||
252 | { | ||
253 | struct drv2667_data *haptics = input_get_drvdata(input); | ||
254 | int error; | ||
255 | |||
256 | cancel_work_sync(&haptics->work); | ||
257 | |||
258 | error = regmap_update_bits(haptics->regmap, DRV2667_CTRL_2, | ||
259 | DRV2667_STANDBY, 1); | ||
260 | if (error) | ||
261 | dev_err(&haptics->client->dev, | ||
262 | "Failed to enter standby mode: %d\n", error); | ||
263 | } | ||
264 | |||
265 | static const struct reg_default drv2667_init_regs[] = { | ||
266 | { DRV2667_CTRL_2, 0 }, | ||
267 | { DRV2667_CTRL_1, DRV2667_25_VPP_GAIN }, | ||
268 | { DRV2667_WV_SEQ_0, 1 }, | ||
269 | { DRV2667_WV_SEQ_1, 0 } | ||
270 | }; | ||
271 | |||
272 | static const struct reg_default drv2667_page1_init[] = { | ||
273 | { DRV2667_RAM_HDR_SZ, 0x05 }, | ||
274 | { DRV2667_RAM_START_HI, 0x80 }, | ||
275 | { DRV2667_RAM_START_LO, 0x06 }, | ||
276 | { DRV2667_RAM_STOP_HI, 0x00 }, | ||
277 | { DRV2667_RAM_STOP_LO, 0x09 }, | ||
278 | { DRV2667_RAM_REPEAT_CT, 0 }, | ||
279 | { DRV2667_RAM_DURATION, 0x05 }, | ||
280 | { DRV2667_RAM_ENVELOPE, DRV2667_NO_ENV }, | ||
281 | { DRV2667_RAM_AMP, 0x60 }, | ||
282 | }; | ||
283 | |||
284 | static int drv2667_init(struct drv2667_data *haptics) | ||
285 | { | ||
286 | int error; | ||
287 | |||
288 | /* Set default haptic frequency to 195Hz on Page 1*/ | ||
289 | haptics->frequency = 195; | ||
290 | haptics->page = DRV2667_PAGE_1; | ||
291 | |||
292 | error = regmap_register_patch(haptics->regmap, | ||
293 | drv2667_init_regs, | ||
294 | ARRAY_SIZE(drv2667_init_regs)); | ||
295 | if (error) { | ||
296 | dev_err(&haptics->client->dev, | ||
297 | "Failed to write init registers: %d\n", | ||
298 | error); | ||
299 | return error; | ||
300 | } | ||
301 | |||
302 | error = regmap_write(haptics->regmap, DRV2667_PAGE, haptics->page); | ||
303 | if (error) { | ||
304 | dev_err(&haptics->client->dev, "Failed to set page: %d\n", | ||
305 | error); | ||
306 | goto error_out; | ||
307 | } | ||
308 | |||
309 | error = drv2667_set_waveform_freq(haptics); | ||
310 | if (error) | ||
311 | goto error_page; | ||
312 | |||
313 | error = regmap_register_patch(haptics->regmap, | ||
314 | drv2667_page1_init, | ||
315 | ARRAY_SIZE(drv2667_page1_init)); | ||
316 | if (error) { | ||
317 | dev_err(&haptics->client->dev, | ||
318 | "Failed to write page registers: %d\n", | ||
319 | error); | ||
320 | return error; | ||
321 | } | ||
322 | |||
323 | error = regmap_write(haptics->regmap, DRV2667_PAGE, DRV2667_PAGE_0); | ||
324 | return error; | ||
325 | |||
326 | error_page: | ||
327 | regmap_write(haptics->regmap, DRV2667_PAGE, DRV2667_PAGE_0); | ||
328 | error_out: | ||
329 | return error; | ||
330 | } | ||
331 | |||
332 | static const struct regmap_config drv2667_regmap_config = { | ||
333 | .reg_bits = 8, | ||
334 | .val_bits = 8, | ||
335 | |||
336 | .max_register = DRV2667_MAX_REG, | ||
337 | .reg_defaults = drv2667_reg_defs, | ||
338 | .num_reg_defaults = ARRAY_SIZE(drv2667_reg_defs), | ||
339 | .cache_type = REGCACHE_NONE, | ||
340 | }; | ||
341 | |||
342 | static int drv2667_probe(struct i2c_client *client, | ||
343 | const struct i2c_device_id *id) | ||
344 | { | ||
345 | struct drv2667_data *haptics; | ||
346 | int error; | ||
347 | |||
348 | haptics = devm_kzalloc(&client->dev, sizeof(*haptics), GFP_KERNEL); | ||
349 | if (!haptics) | ||
350 | return -ENOMEM; | ||
351 | |||
352 | haptics->regulator = devm_regulator_get(&client->dev, "vbat"); | ||
353 | if (IS_ERR(haptics->regulator)) { | ||
354 | error = PTR_ERR(haptics->regulator); | ||
355 | dev_err(&client->dev, | ||
356 | "unable to get regulator, error: %d\n", error); | ||
357 | return error; | ||
358 | } | ||
359 | |||
360 | haptics->input_dev = devm_input_allocate_device(&client->dev); | ||
361 | if (!haptics->input_dev) { | ||
362 | dev_err(&client->dev, "Failed to allocate input device\n"); | ||
363 | return -ENOMEM; | ||
364 | } | ||
365 | |||
366 | haptics->input_dev->name = "drv2667:haptics"; | ||
367 | haptics->input_dev->dev.parent = client->dev.parent; | ||
368 | haptics->input_dev->close = drv2667_close; | ||
369 | input_set_drvdata(haptics->input_dev, haptics); | ||
370 | input_set_capability(haptics->input_dev, EV_FF, FF_RUMBLE); | ||
371 | |||
372 | error = input_ff_create_memless(haptics->input_dev, NULL, | ||
373 | drv2667_haptics_play); | ||
374 | if (error) { | ||
375 | dev_err(&client->dev, "input_ff_create() failed: %d\n", | ||
376 | error); | ||
377 | return error; | ||
378 | } | ||
379 | |||
380 | INIT_WORK(&haptics->work, drv2667_worker); | ||
381 | |||
382 | haptics->client = client; | ||
383 | i2c_set_clientdata(client, haptics); | ||
384 | |||
385 | haptics->regmap = devm_regmap_init_i2c(client, &drv2667_regmap_config); | ||
386 | if (IS_ERR(haptics->regmap)) { | ||
387 | error = PTR_ERR(haptics->regmap); | ||
388 | dev_err(&client->dev, "Failed to allocate register map: %d\n", | ||
389 | error); | ||
390 | return error; | ||
391 | } | ||
392 | |||
393 | error = drv2667_init(haptics); | ||
394 | if (error) { | ||
395 | dev_err(&client->dev, "Device init failed: %d\n", error); | ||
396 | return error; | ||
397 | } | ||
398 | |||
399 | error = input_register_device(haptics->input_dev); | ||
400 | if (error) { | ||
401 | dev_err(&client->dev, "couldn't register input device: %d\n", | ||
402 | error); | ||
403 | return error; | ||
404 | } | ||
405 | |||
406 | return 0; | ||
407 | } | ||
408 | |||
409 | #ifdef CONFIG_PM_SLEEP | ||
410 | static int drv2667_suspend(struct device *dev) | ||
411 | { | ||
412 | struct drv2667_data *haptics = dev_get_drvdata(dev); | ||
413 | int ret = 0; | ||
414 | |||
415 | mutex_lock(&haptics->input_dev->mutex); | ||
416 | |||
417 | if (haptics->input_dev->users) { | ||
418 | ret = regmap_update_bits(haptics->regmap, DRV2667_CTRL_2, | ||
419 | DRV2667_STANDBY, 1); | ||
420 | if (ret) { | ||
421 | dev_err(dev, "Failed to set standby mode\n"); | ||
422 | regulator_disable(haptics->regulator); | ||
423 | goto out; | ||
424 | } | ||
425 | |||
426 | ret = regulator_disable(haptics->regulator); | ||
427 | if (ret) { | ||
428 | dev_err(dev, "Failed to disable regulator\n"); | ||
429 | regmap_update_bits(haptics->regmap, | ||
430 | DRV2667_CTRL_2, | ||
431 | DRV2667_STANDBY, 0); | ||
432 | } | ||
433 | } | ||
434 | out: | ||
435 | mutex_unlock(&haptics->input_dev->mutex); | ||
436 | return ret; | ||
437 | } | ||
438 | |||
439 | static int drv2667_resume(struct device *dev) | ||
440 | { | ||
441 | struct drv2667_data *haptics = dev_get_drvdata(dev); | ||
442 | int ret = 0; | ||
443 | |||
444 | mutex_lock(&haptics->input_dev->mutex); | ||
445 | |||
446 | if (haptics->input_dev->users) { | ||
447 | ret = regulator_enable(haptics->regulator); | ||
448 | if (ret) { | ||
449 | dev_err(dev, "Failed to enable regulator\n"); | ||
450 | goto out; | ||
451 | } | ||
452 | |||
453 | ret = regmap_update_bits(haptics->regmap, DRV2667_CTRL_2, | ||
454 | DRV2667_STANDBY, 0); | ||
455 | if (ret) { | ||
456 | dev_err(dev, "Failed to unset standby mode\n"); | ||
457 | regulator_disable(haptics->regulator); | ||
458 | goto out; | ||
459 | } | ||
460 | |||
461 | } | ||
462 | |||
463 | out: | ||
464 | mutex_unlock(&haptics->input_dev->mutex); | ||
465 | return ret; | ||
466 | } | ||
467 | #endif | ||
468 | |||
469 | static SIMPLE_DEV_PM_OPS(drv2667_pm_ops, drv2667_suspend, drv2667_resume); | ||
470 | |||
471 | static const struct i2c_device_id drv2667_id[] = { | ||
472 | { "drv2667", 0 }, | ||
473 | { } | ||
474 | }; | ||
475 | MODULE_DEVICE_TABLE(i2c, drv2667_id); | ||
476 | |||
477 | #ifdef CONFIG_OF | ||
478 | static const struct of_device_id drv2667_of_match[] = { | ||
479 | { .compatible = "ti,drv2667", }, | ||
480 | { } | ||
481 | }; | ||
482 | MODULE_DEVICE_TABLE(of, drv2667_of_match); | ||
483 | #endif | ||
484 | |||
485 | static struct i2c_driver drv2667_driver = { | ||
486 | .probe = drv2667_probe, | ||
487 | .driver = { | ||
488 | .name = "drv2667-haptics", | ||
489 | .owner = THIS_MODULE, | ||
490 | .of_match_table = of_match_ptr(drv2667_of_match), | ||
491 | .pm = &drv2667_pm_ops, | ||
492 | }, | ||
493 | .id_table = drv2667_id, | ||
494 | }; | ||
495 | module_i2c_driver(drv2667_driver); | ||
496 | |||
497 | MODULE_ALIAS("platform:drv2667-haptics"); | ||
498 | MODULE_DESCRIPTION("TI DRV2667 haptics driver"); | ||
499 | MODULE_LICENSE("GPL"); | ||
500 | MODULE_AUTHOR("Dan Murphy <dmurphy@ti.com>"); | ||