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Chaithrika U S06e61f82009-05-07 09:30:01 -03001/*
2 * adv7343 - ADV7343 Video Encoder Driver
3 *
4 * The encoder hardware does not support SECAM.
5 *
6 * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation version 2.
11 *
12 * This program is distributed .as is. WITHOUT ANY WARRANTY of any
13 * kind, whether express or implied; without even the implied warranty
14 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 */
17
18#include <linux/kernel.h>
19#include <linux/init.h>
20#include <linux/ctype.h>
Tejun Heo5a0e3ad2010-03-24 17:04:11 +090021#include <linux/slab.h>
Chaithrika U S06e61f82009-05-07 09:30:01 -030022#include <linux/i2c.h>
23#include <linux/device.h>
24#include <linux/delay.h>
25#include <linux/module.h>
26#include <linux/videodev2.h>
27#include <linux/uaccess.h>
Sachin Kamat5cc66852013-10-18 00:07:10 -030028#include <linux/of.h>
Philipp Zabelfd9fdb72014-02-10 22:01:48 +010029#include <linux/of_graph.h>
Chaithrika U S06e61f82009-05-07 09:30:01 -030030
Mauro Carvalho Chehabb5dcee22015-11-10 12:01:44 -020031#include <media/i2c/adv7343.h>
Lad, Prabhakar6555cfc2013-06-22 06:07:37 -030032#include <media/v4l2-async.h>
Chaithrika U S06e61f82009-05-07 09:30:01 -030033#include <media/v4l2-device.h>
Hans Verkuilceed52d2010-12-12 08:19:16 -030034#include <media/v4l2-ctrls.h>
Chaithrika U S06e61f82009-05-07 09:30:01 -030035
36#include "adv7343_regs.h"
37
38MODULE_DESCRIPTION("ADV7343 video encoder driver");
39MODULE_LICENSE("GPL");
40
41static int debug;
42module_param(debug, int, 0644);
43MODULE_PARM_DESC(debug, "Debug level 0-1");
44
45struct adv7343_state {
46 struct v4l2_subdev sd;
Hans Verkuilceed52d2010-12-12 08:19:16 -030047 struct v4l2_ctrl_handler hdl;
Lad, Prabhakar0b302d82013-01-22 01:19:50 -030048 const struct adv7343_platform_data *pdata;
Chaithrika U S06e61f82009-05-07 09:30:01 -030049 u8 reg00;
50 u8 reg01;
51 u8 reg02;
52 u8 reg35;
53 u8 reg80;
54 u8 reg82;
Chaithrika U S06e61f82009-05-07 09:30:01 -030055 u32 output;
56 v4l2_std_id std;
57};
58
59static inline struct adv7343_state *to_state(struct v4l2_subdev *sd)
60{
61 return container_of(sd, struct adv7343_state, sd);
62}
63
Hans Verkuilceed52d2010-12-12 08:19:16 -030064static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl)
65{
66 return &container_of(ctrl->handler, struct adv7343_state, hdl)->sd;
67}
68
Chaithrika U S06e61f82009-05-07 09:30:01 -030069static inline int adv7343_write(struct v4l2_subdev *sd, u8 reg, u8 value)
70{
71 struct i2c_client *client = v4l2_get_subdevdata(sd);
72
73 return i2c_smbus_write_byte_data(client, reg, value);
74}
75
76static const u8 adv7343_init_reg_val[] = {
77 ADV7343_SOFT_RESET, ADV7343_SOFT_RESET_DEFAULT,
78 ADV7343_POWER_MODE_REG, ADV7343_POWER_MODE_REG_DEFAULT,
79
80 ADV7343_HD_MODE_REG1, ADV7343_HD_MODE_REG1_DEFAULT,
81 ADV7343_HD_MODE_REG2, ADV7343_HD_MODE_REG2_DEFAULT,
82 ADV7343_HD_MODE_REG3, ADV7343_HD_MODE_REG3_DEFAULT,
83 ADV7343_HD_MODE_REG4, ADV7343_HD_MODE_REG4_DEFAULT,
84 ADV7343_HD_MODE_REG5, ADV7343_HD_MODE_REG5_DEFAULT,
85 ADV7343_HD_MODE_REG6, ADV7343_HD_MODE_REG6_DEFAULT,
86 ADV7343_HD_MODE_REG7, ADV7343_HD_MODE_REG7_DEFAULT,
87
88 ADV7343_SD_MODE_REG1, ADV7343_SD_MODE_REG1_DEFAULT,
89 ADV7343_SD_MODE_REG2, ADV7343_SD_MODE_REG2_DEFAULT,
90 ADV7343_SD_MODE_REG3, ADV7343_SD_MODE_REG3_DEFAULT,
91 ADV7343_SD_MODE_REG4, ADV7343_SD_MODE_REG4_DEFAULT,
92 ADV7343_SD_MODE_REG5, ADV7343_SD_MODE_REG5_DEFAULT,
93 ADV7343_SD_MODE_REG6, ADV7343_SD_MODE_REG6_DEFAULT,
94 ADV7343_SD_MODE_REG7, ADV7343_SD_MODE_REG7_DEFAULT,
95 ADV7343_SD_MODE_REG8, ADV7343_SD_MODE_REG8_DEFAULT,
96
97 ADV7343_SD_HUE_REG, ADV7343_SD_HUE_REG_DEFAULT,
98 ADV7343_SD_CGMS_WSS0, ADV7343_SD_CGMS_WSS0_DEFAULT,
99 ADV7343_SD_BRIGHTNESS_WSS, ADV7343_SD_BRIGHTNESS_WSS_DEFAULT,
100};
101
102/*
103 * 2^32
104 * FSC(reg) = FSC (HZ) * --------
105 * 27000000
106 */
107static const struct adv7343_std_info stdinfo[] = {
108 {
109 /* FSC(Hz) = 3,579,545.45 Hz */
110 SD_STD_NTSC, 569408542, V4L2_STD_NTSC,
111 }, {
112 /* FSC(Hz) = 3,575,611.00 Hz */
113 SD_STD_PAL_M, 568782678, V4L2_STD_PAL_M,
114 }, {
115 /* FSC(Hz) = 3,582,056.00 */
116 SD_STD_PAL_N, 569807903, V4L2_STD_PAL_Nc,
117 }, {
118 /* FSC(Hz) = 4,433,618.75 Hz */
119 SD_STD_PAL_N, 705268427, V4L2_STD_PAL_N,
120 }, {
121 /* FSC(Hz) = 4,433,618.75 Hz */
122 SD_STD_PAL_BDGHI, 705268427, V4L2_STD_PAL,
123 }, {
124 /* FSC(Hz) = 4,433,618.75 Hz */
125 SD_STD_NTSC, 705268427, V4L2_STD_NTSC_443,
126 }, {
127 /* FSC(Hz) = 4,433,618.75 Hz */
128 SD_STD_PAL_M, 705268427, V4L2_STD_PAL_60,
129 },
130};
131
132static int adv7343_setstd(struct v4l2_subdev *sd, v4l2_std_id std)
133{
134 struct adv7343_state *state = to_state(sd);
135 struct adv7343_std_info *std_info;
Hans Verkuil81730902012-04-20 07:30:48 -0300136 int num_std;
Chaithrika U S06e61f82009-05-07 09:30:01 -0300137 char *fsc_ptr;
138 u8 reg, val;
139 int err = 0;
140 int i = 0;
141
Chaithrika U S06e61f82009-05-07 09:30:01 -0300142 std_info = (struct adv7343_std_info *)stdinfo;
143 num_std = ARRAY_SIZE(stdinfo);
144
145 for (i = 0; i < num_std; i++) {
146 if (std_info[i].stdid & std)
147 break;
148 }
149
150 if (i == num_std) {
151 v4l2_dbg(1, debug, sd,
152 "Invalid std or std is not supported: %llx\n",
153 (unsigned long long)std);
154 return -EINVAL;
155 }
156
157 /* Set the standard */
158 val = state->reg80 & (~(SD_STD_MASK));
159 val |= std_info[i].standard_val3;
160 err = adv7343_write(sd, ADV7343_SD_MODE_REG1, val);
161 if (err < 0)
162 goto setstd_exit;
163
164 state->reg80 = val;
165
166 /* Configure the input mode register */
167 val = state->reg01 & (~((u8) INPUT_MODE_MASK));
168 val |= SD_INPUT_MODE;
169 err = adv7343_write(sd, ADV7343_MODE_SELECT_REG, val);
170 if (err < 0)
171 goto setstd_exit;
172
173 state->reg01 = val;
174
175 /* Program the sub carrier frequency registers */
176 fsc_ptr = (unsigned char *)&std_info[i].fsc_val;
177 reg = ADV7343_FSC_REG0;
178 for (i = 0; i < 4; i++, reg++, fsc_ptr++) {
179 err = adv7343_write(sd, reg, *fsc_ptr);
180 if (err < 0)
181 goto setstd_exit;
182 }
183
184 val = state->reg80;
185
186 /* Filter settings */
187 if (std & (V4L2_STD_NTSC | V4L2_STD_NTSC_443))
188 val &= 0x03;
189 else if (std & ~V4L2_STD_SECAM)
190 val |= 0x04;
191
192 err = adv7343_write(sd, ADV7343_SD_MODE_REG1, val);
193 if (err < 0)
194 goto setstd_exit;
195
196 state->reg80 = val;
197
198setstd_exit:
199 if (err != 0)
200 v4l2_err(sd, "Error setting std, write failed\n");
201
202 return err;
203}
204
205static int adv7343_setoutput(struct v4l2_subdev *sd, u32 output_type)
206{
207 struct adv7343_state *state = to_state(sd);
208 unsigned char val;
209 int err = 0;
210
211 if (output_type > ADV7343_SVIDEO_ID) {
212 v4l2_dbg(1, debug, sd,
213 "Invalid output type or output type not supported:%d\n",
214 output_type);
215 return -EINVAL;
216 }
217
218 /* Enable Appropriate DAC */
219 val = state->reg00 & 0x03;
220
Lad, Prabhakar0b302d82013-01-22 01:19:50 -0300221 /* configure default configuration */
222 if (!state->pdata)
223 if (output_type == ADV7343_COMPOSITE_ID)
224 val |= ADV7343_COMPOSITE_POWER_VALUE;
225 else if (output_type == ADV7343_COMPONENT_ID)
226 val |= ADV7343_COMPONENT_POWER_VALUE;
227 else
228 val |= ADV7343_SVIDEO_POWER_VALUE;
Chaithrika U S06e61f82009-05-07 09:30:01 -0300229 else
Lad, Prabhakar0b302d82013-01-22 01:19:50 -0300230 val = state->pdata->mode_config.sleep_mode << 0 |
231 state->pdata->mode_config.pll_control << 1 |
Lad, Prabhakar5e958142013-07-20 02:21:05 -0300232 state->pdata->mode_config.dac[2] << 2 |
233 state->pdata->mode_config.dac[1] << 3 |
234 state->pdata->mode_config.dac[0] << 4 |
235 state->pdata->mode_config.dac[5] << 5 |
236 state->pdata->mode_config.dac[4] << 6 |
237 state->pdata->mode_config.dac[3] << 7;
Chaithrika U S06e61f82009-05-07 09:30:01 -0300238
239 err = adv7343_write(sd, ADV7343_POWER_MODE_REG, val);
240 if (err < 0)
241 goto setoutput_exit;
242
243 state->reg00 = val;
244
245 /* Enable YUV output */
246 val = state->reg02 | YUV_OUTPUT_SELECT;
247 err = adv7343_write(sd, ADV7343_MODE_REG0, val);
248 if (err < 0)
249 goto setoutput_exit;
250
251 state->reg02 = val;
252
253 /* configure SD DAC Output 2 and SD DAC Output 1 bit to zero */
254 val = state->reg82 & (SD_DAC_1_DI & SD_DAC_2_DI);
Lad, Prabhakar0b302d82013-01-22 01:19:50 -0300255
Lad, Prabhakar5e958142013-07-20 02:21:05 -0300256 if (state->pdata && state->pdata->sd_config.sd_dac_out[0])
257 val = val | (state->pdata->sd_config.sd_dac_out[0] << 1);
258 else if (state->pdata && !state->pdata->sd_config.sd_dac_out[0])
259 val = val & ~(state->pdata->sd_config.sd_dac_out[0] << 1);
Lad, Prabhakar0b302d82013-01-22 01:19:50 -0300260
Lad, Prabhakar5e958142013-07-20 02:21:05 -0300261 if (state->pdata && state->pdata->sd_config.sd_dac_out[1])
262 val = val | (state->pdata->sd_config.sd_dac_out[1] << 2);
263 else if (state->pdata && !state->pdata->sd_config.sd_dac_out[1])
264 val = val & ~(state->pdata->sd_config.sd_dac_out[1] << 2);
Lad, Prabhakar0b302d82013-01-22 01:19:50 -0300265
Chaithrika U S06e61f82009-05-07 09:30:01 -0300266 err = adv7343_write(sd, ADV7343_SD_MODE_REG2, val);
267 if (err < 0)
268 goto setoutput_exit;
269
270 state->reg82 = val;
271
272 /* configure ED/HD Color DAC Swap and ED/HD RGB Input Enable bit to
273 * zero */
274 val = state->reg35 & (HD_RGB_INPUT_DI & HD_DAC_SWAP_DI);
275 err = adv7343_write(sd, ADV7343_HD_MODE_REG6, val);
276 if (err < 0)
277 goto setoutput_exit;
278
279 state->reg35 = val;
280
281setoutput_exit:
282 if (err != 0)
283 v4l2_err(sd, "Error setting output, write failed\n");
284
285 return err;
286}
287
288static int adv7343_log_status(struct v4l2_subdev *sd)
289{
290 struct adv7343_state *state = to_state(sd);
291
292 v4l2_info(sd, "Standard: %llx\n", (unsigned long long)state->std);
293 v4l2_info(sd, "Output: %s\n", (state->output == 0) ? "Composite" :
294 ((state->output == 1) ? "Component" : "S-Video"));
295 return 0;
296}
297
Hans Verkuilceed52d2010-12-12 08:19:16 -0300298static int adv7343_s_ctrl(struct v4l2_ctrl *ctrl)
Chaithrika U S06e61f82009-05-07 09:30:01 -0300299{
Hans Verkuilceed52d2010-12-12 08:19:16 -0300300 struct v4l2_subdev *sd = to_sd(ctrl);
Chaithrika U S06e61f82009-05-07 09:30:01 -0300301
302 switch (ctrl->id) {
303 case V4L2_CID_BRIGHTNESS:
Hans Verkuilceed52d2010-12-12 08:19:16 -0300304 return adv7343_write(sd, ADV7343_SD_BRIGHTNESS_WSS,
305 ctrl->val);
Chaithrika U S06e61f82009-05-07 09:30:01 -0300306
307 case V4L2_CID_HUE:
Hans Verkuilceed52d2010-12-12 08:19:16 -0300308 return adv7343_write(sd, ADV7343_SD_HUE_REG, ctrl->val);
Chaithrika U S06e61f82009-05-07 09:30:01 -0300309
310 case V4L2_CID_GAIN:
Hans Verkuilceed52d2010-12-12 08:19:16 -0300311 return adv7343_write(sd, ADV7343_DAC2_OUTPUT_LEVEL, ctrl->val);
Chaithrika U S06e61f82009-05-07 09:30:01 -0300312 }
Hans Verkuilceed52d2010-12-12 08:19:16 -0300313 return -EINVAL;
Chaithrika U S06e61f82009-05-07 09:30:01 -0300314}
315
Hans Verkuilceed52d2010-12-12 08:19:16 -0300316static const struct v4l2_ctrl_ops adv7343_ctrl_ops = {
317 .s_ctrl = adv7343_s_ctrl,
318};
319
Chaithrika U S06e61f82009-05-07 09:30:01 -0300320static const struct v4l2_subdev_core_ops adv7343_core_ops = {
Hans Verkuilceed52d2010-12-12 08:19:16 -0300321 .log_status = adv7343_log_status,
Chaithrika U S06e61f82009-05-07 09:30:01 -0300322};
323
324static int adv7343_s_std_output(struct v4l2_subdev *sd, v4l2_std_id std)
325{
326 struct adv7343_state *state = to_state(sd);
327 int err = 0;
328
329 if (state->std == std)
330 return 0;
331
332 err = adv7343_setstd(sd, std);
333 if (!err)
334 state->std = std;
335
336 return err;
337}
338
339static int adv7343_s_routing(struct v4l2_subdev *sd,
340 u32 input, u32 output, u32 config)
341{
342 struct adv7343_state *state = to_state(sd);
343 int err = 0;
344
345 if (state->output == output)
346 return 0;
347
348 err = adv7343_setoutput(sd, output);
349 if (!err)
350 state->output = output;
351
352 return err;
353}
354
355static const struct v4l2_subdev_video_ops adv7343_video_ops = {
356 .s_std_output = adv7343_s_std_output,
357 .s_routing = adv7343_s_routing,
358};
359
360static const struct v4l2_subdev_ops adv7343_ops = {
361 .core = &adv7343_core_ops,
362 .video = &adv7343_video_ops,
363};
364
365static int adv7343_initialize(struct v4l2_subdev *sd)
366{
367 struct adv7343_state *state = to_state(sd);
368 int err = 0;
369 int i;
370
371 for (i = 0; i < ARRAY_SIZE(adv7343_init_reg_val); i += 2) {
372
373 err = adv7343_write(sd, adv7343_init_reg_val[i],
374 adv7343_init_reg_val[i+1]);
375 if (err) {
376 v4l2_err(sd, "Error initializing\n");
377 return err;
378 }
379 }
380
381 /* Configure for default video standard */
382 err = adv7343_setoutput(sd, state->output);
383 if (err < 0) {
384 v4l2_err(sd, "Error setting output during init\n");
385 return -EINVAL;
386 }
387
388 err = adv7343_setstd(sd, state->std);
389 if (err < 0) {
390 v4l2_err(sd, "Error setting std during init\n");
391 return -EINVAL;
392 }
393
394 return err;
395}
396
Lad, Prabhakar187d42d2013-07-20 02:21:06 -0300397static struct adv7343_platform_data *
398adv7343_get_pdata(struct i2c_client *client)
399{
400 struct adv7343_platform_data *pdata;
401 struct device_node *np;
402
403 if (!IS_ENABLED(CONFIG_OF) || !client->dev.of_node)
404 return client->dev.platform_data;
405
Philipp Zabelfd9fdb72014-02-10 22:01:48 +0100406 np = of_graph_get_next_endpoint(client->dev.of_node, NULL);
Lad, Prabhakar187d42d2013-07-20 02:21:06 -0300407 if (!np)
408 return NULL;
409
410 pdata = devm_kzalloc(&client->dev, sizeof(*pdata), GFP_KERNEL);
411 if (!pdata)
412 goto done;
413
414 pdata->mode_config.sleep_mode =
415 of_property_read_bool(np, "adi,power-mode-sleep-mode");
416
417 pdata->mode_config.pll_control =
418 of_property_read_bool(np, "adi,power-mode-pll-ctrl");
419
420 of_property_read_u32_array(np, "adi,dac-enable",
421 pdata->mode_config.dac, 6);
422
423 of_property_read_u32_array(np, "adi,sd-dac-enable",
424 pdata->sd_config.sd_dac_out, 2);
425
426done:
427 of_node_put(np);
428 return pdata;
429}
430
Chaithrika U S06e61f82009-05-07 09:30:01 -0300431static int adv7343_probe(struct i2c_client *client,
432 const struct i2c_device_id *id)
433{
434 struct adv7343_state *state;
Hans Verkuilceed52d2010-12-12 08:19:16 -0300435 int err;
Chaithrika U S06e61f82009-05-07 09:30:01 -0300436
437 if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
438 return -ENODEV;
439
440 v4l_info(client, "chip found @ 0x%x (%s)\n",
441 client->addr << 1, client->adapter->name);
442
Lad, Prabhakarc7a857a2013-01-03 10:08:46 -0300443 state = devm_kzalloc(&client->dev, sizeof(struct adv7343_state),
444 GFP_KERNEL);
Chaithrika U S06e61f82009-05-07 09:30:01 -0300445 if (state == NULL)
446 return -ENOMEM;
447
Lad, Prabhakar0b302d82013-01-22 01:19:50 -0300448 /* Copy board specific information here */
Lad, Prabhakar187d42d2013-07-20 02:21:06 -0300449 state->pdata = adv7343_get_pdata(client);
Lad, Prabhakar0b302d82013-01-22 01:19:50 -0300450
Chaithrika U S06e61f82009-05-07 09:30:01 -0300451 state->reg00 = 0x80;
452 state->reg01 = 0x00;
453 state->reg02 = 0x20;
454 state->reg35 = 0x00;
455 state->reg80 = ADV7343_SD_MODE_REG1_DEFAULT;
456 state->reg82 = ADV7343_SD_MODE_REG2_DEFAULT;
457
458 state->output = ADV7343_COMPOSITE_ID;
459 state->std = V4L2_STD_NTSC;
460
461 v4l2_i2c_subdev_init(&state->sd, client, &adv7343_ops);
Hans Verkuilceed52d2010-12-12 08:19:16 -0300462
463 v4l2_ctrl_handler_init(&state->hdl, 2);
464 v4l2_ctrl_new_std(&state->hdl, &adv7343_ctrl_ops,
465 V4L2_CID_BRIGHTNESS, ADV7343_BRIGHTNESS_MIN,
466 ADV7343_BRIGHTNESS_MAX, 1,
467 ADV7343_BRIGHTNESS_DEF);
468 v4l2_ctrl_new_std(&state->hdl, &adv7343_ctrl_ops,
469 V4L2_CID_HUE, ADV7343_HUE_MIN,
470 ADV7343_HUE_MAX, 1,
471 ADV7343_HUE_DEF);
472 v4l2_ctrl_new_std(&state->hdl, &adv7343_ctrl_ops,
473 V4L2_CID_GAIN, ADV7343_GAIN_MIN,
474 ADV7343_GAIN_MAX, 1,
475 ADV7343_GAIN_DEF);
476 state->sd.ctrl_handler = &state->hdl;
477 if (state->hdl.error) {
Lad, Prabhakar6555cfc2013-06-22 06:07:37 -0300478 err = state->hdl.error;
479 goto done;
Hans Verkuilceed52d2010-12-12 08:19:16 -0300480 }
481 v4l2_ctrl_handler_setup(&state->hdl);
482
483 err = adv7343_initialize(&state->sd);
Lad, Prabhakarc7a857a2013-01-03 10:08:46 -0300484 if (err)
Lad, Prabhakar6555cfc2013-06-22 06:07:37 -0300485 goto done;
486
487 err = v4l2_async_register_subdev(&state->sd);
488
489done:
490 if (err < 0)
Hans Verkuilceed52d2010-12-12 08:19:16 -0300491 v4l2_ctrl_handler_free(&state->hdl);
Lad, Prabhakar6555cfc2013-06-22 06:07:37 -0300492
Hans Verkuilceed52d2010-12-12 08:19:16 -0300493 return err;
Chaithrika U S06e61f82009-05-07 09:30:01 -0300494}
495
496static int adv7343_remove(struct i2c_client *client)
497{
498 struct v4l2_subdev *sd = i2c_get_clientdata(client);
Hans Verkuilceed52d2010-12-12 08:19:16 -0300499 struct adv7343_state *state = to_state(sd);
Chaithrika U S06e61f82009-05-07 09:30:01 -0300500
Lad, Prabhakar6555cfc2013-06-22 06:07:37 -0300501 v4l2_async_unregister_subdev(&state->sd);
Hans Verkuilceed52d2010-12-12 08:19:16 -0300502 v4l2_ctrl_handler_free(&state->hdl);
Chaithrika U S06e61f82009-05-07 09:30:01 -0300503
504 return 0;
505}
506
507static const struct i2c_device_id adv7343_id[] = {
508 {"adv7343", 0},
509 {},
510};
511
512MODULE_DEVICE_TABLE(i2c, adv7343_id);
513
Lad, Prabhakar187d42d2013-07-20 02:21:06 -0300514#if IS_ENABLED(CONFIG_OF)
515static const struct of_device_id adv7343_of_match[] = {
516 {.compatible = "adi,adv7343", },
517 { /* sentinel */ },
518};
519MODULE_DEVICE_TABLE(of, adv7343_of_match);
520#endif
521
Chaithrika U S06e61f82009-05-07 09:30:01 -0300522static struct i2c_driver adv7343_driver = {
523 .driver = {
Lad, Prabhakar187d42d2013-07-20 02:21:06 -0300524 .of_match_table = of_match_ptr(adv7343_of_match),
Chaithrika U S06e61f82009-05-07 09:30:01 -0300525 .name = "adv7343",
526 },
527 .probe = adv7343_probe,
528 .remove = adv7343_remove,
529 .id_table = adv7343_id,
530};
531
Axel Linc6e8d862012-02-12 06:56:32 -0300532module_i2c_driver(adv7343_driver);