2 * Driver for SiliconFile NOON010PC30 CIF (1/11") Image Sensor with ISP
4 * Copyright (C) 2010 Samsung Electronics
5 * Contact: Sylwester Nawrocki, <s.nawrocki@samsung.com>
7 * Initial register configuration based on a driver authored by
8 * HeungJun Kim <riverful.kim@samsung.com>.
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later vergsion.
16 #include <linux/delay.h>
17 #include <linux/gpio.h>
18 #include <linux/i2c.h>
19 #include <linux/slab.h>
20 #include <linux/regulator/consumer.h>
21 #include <media/noon010pc30.h>
22 #include <media/v4l2-chip-ident.h>
23 #include <linux/videodev2.h>
24 #include <media/v4l2-ctrls.h>
25 #include <media/v4l2-device.h>
26 #include <media/v4l2-mediabus.h>
27 #include <media/v4l2-subdev.h>
30 module_param(debug
, int, 0644);
31 MODULE_PARM_DESC(debug
, "Enable module debug trace. Set to 1 to enable.");
33 #define MODULE_NAME "NOON010PC30"
36 * Register offsets within a page
37 * b15..b8 - page id, b7..b0 - register address
39 #define POWER_CTRL_REG 0x0001
40 #define PAGEMODE_REG 0x03
41 #define DEVICE_ID_REG 0x0004
42 #define NOON010PC30_ID 0x86
43 #define VDO_CTL_REG(n) (0x0010 + (n))
44 #define SYNC_CTL_REG 0x0012
45 /* Window size and position */
46 #define WIN_ROWH_REG 0x0013
47 #define WIN_ROWL_REG 0x0014
48 #define WIN_COLH_REG 0x0015
49 #define WIN_COLL_REG 0x0016
50 #define WIN_HEIGHTH_REG 0x0017
51 #define WIN_HEIGHTL_REG 0x0018
52 #define WIN_WIDTHH_REG 0x0019
53 #define WIN_WIDTHL_REG 0x001A
54 #define HBLANKH_REG 0x001B
55 #define HBLANKL_REG 0x001C
56 #define VSYNCH_REG 0x001D
57 #define VSYNCL_REG 0x001E
59 #define VS_CTL_REG(n) (0x00A1 + (n))
61 #define ISP_CTL_REG(n) (0x0110 + (n))
62 #define YOFS_REG 0x0119
63 #define DARK_YOFS_REG 0x011A
64 #define SAT_CTL_REG 0x0120
65 #define BSAT_REG 0x0121
66 #define RSAT_REG 0x0122
67 /* Color correction */
68 #define CMC_CTL_REG 0x0130
69 #define CMC_OFSGH_REG 0x0133
70 #define CMC_OFSGL_REG 0x0135
71 #define CMC_SIGN_REG 0x0136
72 #define CMC_GOFS_REG 0x0137
73 #define CMC_COEF_REG(n) (0x0138 + (n))
74 #define CMC_OFS_REG(n) (0x0141 + (n))
75 /* Gamma correction */
76 #define GMA_CTL_REG 0x0160
77 #define GMA_COEF_REG(n) (0x0161 + (n))
79 #define LENS_CTRL_REG 0x01D0
80 #define LENS_XCEN_REG 0x01D1
81 #define LENS_YCEN_REG 0x01D2
82 #define LENS_RC_REG 0x01D3
83 #define LENS_GC_REG 0x01D4
84 #define LENS_BC_REG 0x01D5
85 #define L_AGON_REG 0x01D6
86 #define L_AGOFF_REG 0x01D7
87 /* Page 3 - Auto Exposure */
88 #define AE_CTL_REG(n) (0x0310 + (n))
89 #define AE_CTL9_REG 0x032C
90 #define AE_CTL10_REG 0x032D
91 #define AE_YLVL_REG 0x031C
92 #define AE_YTH_REG(n) (0x031D + (n))
93 #define AE_WGT_REG 0x0326
94 #define EXP_TIMEH_REG 0x0333
95 #define EXP_TIMEM_REG 0x0334
96 #define EXP_TIMEL_REG 0x0335
97 #define EXP_MMINH_REG 0x0336
98 #define EXP_MMINL_REG 0x0337
99 #define EXP_MMAXH_REG 0x0338
100 #define EXP_MMAXM_REG 0x0339
101 #define EXP_MMAXL_REG 0x033A
102 /* Page 4 - Auto White Balance */
103 #define AWB_CTL_REG(n) (0x0410 + (n))
104 #define AWB_ENABE 0x80
105 #define AWB_WGHT_REG 0x0419
106 #define BGAIN_PAR_REG(n) (0x044F + (n))
107 /* Manual white balance, when AWB_CTL2[0]=1 */
108 #define MWB_RGAIN_REG 0x0466
109 #define MWB_BGAIN_REG 0x0467
111 /* The token to mark an array end */
112 #define REG_TERM 0xFFFF
114 struct noon010_format
{
115 enum v4l2_mbus_pixelcode code
;
116 enum v4l2_colorspace colorspace
;
120 struct noon010_frmsize
{
126 static const char * const noon010_supply_name
[] = {
127 "vdd_core", "vddio", "vdda"
130 #define NOON010_NUM_SUPPLIES ARRAY_SIZE(noon010_supply_name)
132 struct noon010_info
{
133 struct v4l2_subdev sd
;
134 struct v4l2_ctrl_handler hdl
;
135 const struct noon010pc30_platform_data
*pdata
;
136 const struct noon010_format
*curr_fmt
;
137 const struct noon010_frmsize
*curr_win
;
138 unsigned int hflip
:1;
139 unsigned int vflip
:1;
140 unsigned int power
:1;
142 struct regulator_bulk_data supply
[NOON010_NUM_SUPPLIES
];
152 /* Supported resolutions. */
153 static const struct noon010_frmsize noon010_sizes
[] = {
169 /* Supported pixel formats. */
170 static const struct noon010_format noon010_formats
[] = {
172 .code
= V4L2_MBUS_FMT_YUYV8_2X8
,
173 .colorspace
= V4L2_COLORSPACE_JPEG
,
176 .code
= V4L2_MBUS_FMT_YVYU8_2X8
,
177 .colorspace
= V4L2_COLORSPACE_JPEG
,
180 .code
= V4L2_MBUS_FMT_VYUY8_2X8
,
181 .colorspace
= V4L2_COLORSPACE_JPEG
,
184 .code
= V4L2_MBUS_FMT_UYVY8_2X8
,
185 .colorspace
= V4L2_COLORSPACE_JPEG
,
188 .code
= V4L2_MBUS_FMT_RGB565_2X8_BE
,
189 .colorspace
= V4L2_COLORSPACE_JPEG
,
194 static const struct i2c_regval noon010_base_regs
[] = {
195 { WIN_COLL_REG
, 0x06 }, { HBLANKL_REG
, 0x7C },
196 /* Color corection and saturation */
197 { ISP_CTL_REG(0), 0x30 }, { ISP_CTL_REG(2), 0x30 },
198 { YOFS_REG
, 0x80 }, { DARK_YOFS_REG
, 0x04 },
199 { SAT_CTL_REG
, 0x1F }, { BSAT_REG
, 0x90 },
200 { CMC_CTL_REG
, 0x0F }, { CMC_OFSGH_REG
, 0x3C },
201 { CMC_OFSGL_REG
, 0x2C }, { CMC_SIGN_REG
, 0x3F },
202 { CMC_COEF_REG(0), 0x79 }, { CMC_OFS_REG(0), 0x00 },
203 { CMC_COEF_REG(1), 0x39 }, { CMC_OFS_REG(1), 0x00 },
204 { CMC_COEF_REG(2), 0x00 }, { CMC_OFS_REG(2), 0x00 },
205 { CMC_COEF_REG(3), 0x11 }, { CMC_OFS_REG(3), 0x8B },
206 { CMC_COEF_REG(4), 0x65 }, { CMC_OFS_REG(4), 0x07 },
207 { CMC_COEF_REG(5), 0x14 }, { CMC_OFS_REG(5), 0x04 },
208 { CMC_COEF_REG(6), 0x01 }, { CMC_OFS_REG(6), 0x9C },
209 { CMC_COEF_REG(7), 0x33 }, { CMC_OFS_REG(7), 0x89 },
210 { CMC_COEF_REG(8), 0x74 }, { CMC_OFS_REG(8), 0x25 },
211 /* Automatic white balance */
212 { AWB_CTL_REG(0), 0x78 }, { AWB_CTL_REG(1), 0x2E },
213 { AWB_CTL_REG(2), 0x20 }, { AWB_CTL_REG(3), 0x85 },
215 { AE_CTL_REG(0), 0xDC }, { AE_CTL_REG(1), 0x81 },
216 { AE_CTL_REG(2), 0x30 }, { AE_CTL_REG(3), 0xA5 },
217 { AE_CTL_REG(4), 0x40 }, { AE_CTL_REG(5), 0x51 },
218 { AE_CTL_REG(6), 0x33 }, { AE_CTL_REG(7), 0x7E },
219 { AE_CTL9_REG
, 0x00 }, { AE_CTL10_REG
, 0x02 },
220 { AE_YLVL_REG
, 0x44 }, { AE_YTH_REG(0), 0x34 },
221 { AE_YTH_REG(1), 0x30 }, { AE_WGT_REG
, 0xD5 },
222 /* Lens shading compensation */
223 { LENS_CTRL_REG
, 0x01 }, { LENS_XCEN_REG
, 0x80 },
224 { LENS_YCEN_REG
, 0x70 }, { LENS_RC_REG
, 0x53 },
225 { LENS_GC_REG
, 0x40 }, { LENS_BC_REG
, 0x3E },
229 static inline struct noon010_info
*to_noon010(struct v4l2_subdev
*sd
)
231 return container_of(sd
, struct noon010_info
, sd
);
234 static inline struct v4l2_subdev
*to_sd(struct v4l2_ctrl
*ctrl
)
236 return &container_of(ctrl
->handler
, struct noon010_info
, hdl
)->sd
;
239 static inline int set_i2c_page(struct noon010_info
*info
,
240 struct i2c_client
*client
, unsigned int reg
)
242 u32 page
= reg
>> 8 & 0xFF;
245 if (info
->i2c_reg_page
!= page
&& (reg
& 0xFF) != 0x03) {
246 ret
= i2c_smbus_write_byte_data(client
, PAGEMODE_REG
, page
);
248 info
->i2c_reg_page
= page
;
253 static int cam_i2c_read(struct v4l2_subdev
*sd
, u32 reg_addr
)
255 struct i2c_client
*client
= v4l2_get_subdevdata(sd
);
256 struct noon010_info
*info
= to_noon010(sd
);
257 int ret
= set_i2c_page(info
, client
, reg_addr
);
261 return i2c_smbus_read_byte_data(client
, reg_addr
& 0xFF);
264 static int cam_i2c_write(struct v4l2_subdev
*sd
, u32 reg_addr
, u32 val
)
266 struct i2c_client
*client
= v4l2_get_subdevdata(sd
);
267 struct noon010_info
*info
= to_noon010(sd
);
268 int ret
= set_i2c_page(info
, client
, reg_addr
);
272 return i2c_smbus_write_byte_data(client
, reg_addr
& 0xFF, val
);
275 static inline int noon010_bulk_write_reg(struct v4l2_subdev
*sd
,
276 const struct i2c_regval
*msg
)
278 while (msg
->addr
!= REG_TERM
) {
279 int ret
= cam_i2c_write(sd
, msg
->addr
, msg
->val
);
288 /* Device reset and sleep mode control */
289 static int noon010_power_ctrl(struct v4l2_subdev
*sd
, bool reset
, bool sleep
)
291 struct noon010_info
*info
= to_noon010(sd
);
292 u8 reg
= sleep
? 0xF1 : 0xF0;
296 ret
= cam_i2c_write(sd
, POWER_CTRL_REG
, reg
| 0x02);
298 ret
= cam_i2c_write(sd
, POWER_CTRL_REG
, reg
);
300 info
->i2c_reg_page
= -1;
305 /* Automatic white balance control */
306 static int noon010_enable_autowhitebalance(struct v4l2_subdev
*sd
, int on
)
310 ret
= cam_i2c_write(sd
, AWB_CTL_REG(1), on
? 0x2E : 0x2F);
312 ret
= cam_i2c_write(sd
, AWB_CTL_REG(0), on
? 0xFB : 0x7B);
316 static int noon010_set_flip(struct v4l2_subdev
*sd
, int hflip
, int vflip
)
318 struct noon010_info
*info
= to_noon010(sd
);
321 reg
= cam_i2c_read(sd
, VDO_CTL_REG(1));
331 ret
= cam_i2c_write(sd
, VDO_CTL_REG(1), reg
| 0x80);
339 /* Configure resolution and color format */
340 static int noon010_set_params(struct v4l2_subdev
*sd
)
342 struct noon010_info
*info
= to_noon010(sd
);
348 ret
= cam_i2c_write(sd
, VDO_CTL_REG(0), info
->curr_win
->vid_ctl1
);
350 if (!ret
&& info
->curr_fmt
)
351 ret
= cam_i2c_write(sd
, ISP_CTL_REG(0),
352 info
->curr_fmt
->ispctl1_reg
);
356 /* Find nearest matching image pixel size. */
357 static int noon010_try_frame_size(struct v4l2_mbus_framefmt
*mf
)
359 unsigned int min_err
= ~0;
360 int i
= ARRAY_SIZE(noon010_sizes
);
361 const struct noon010_frmsize
*fsize
= &noon010_sizes
[0],
365 int err
= abs(fsize
->width
- mf
->width
)
366 + abs(fsize
->height
- mf
->height
);
375 mf
->width
= match
->width
;
376 mf
->height
= match
->height
;
382 static int power_enable(struct noon010_info
*info
)
387 v4l2_info(&info
->sd
, "%s: sensor is already on\n", __func__
);
391 if (gpio_is_valid(info
->gpio_nstby
))
392 gpio_set_value(info
->gpio_nstby
, 0);
394 if (gpio_is_valid(info
->gpio_nreset
))
395 gpio_set_value(info
->gpio_nreset
, 0);
397 ret
= regulator_bulk_enable(NOON010_NUM_SUPPLIES
, info
->supply
);
401 if (gpio_is_valid(info
->gpio_nreset
)) {
403 gpio_set_value(info
->gpio_nreset
, 1);
405 if (gpio_is_valid(info
->gpio_nstby
)) {
407 gpio_set_value(info
->gpio_nstby
, 1);
409 if (gpio_is_valid(info
->gpio_nreset
)) {
411 gpio_set_value(info
->gpio_nreset
, 0);
413 gpio_set_value(info
->gpio_nreset
, 1);
418 v4l2_dbg(1, debug
, &info
->sd
, "%s: sensor is on\n", __func__
);
422 static int power_disable(struct noon010_info
*info
)
427 v4l2_info(&info
->sd
, "%s: sensor is already off\n", __func__
);
431 ret
= regulator_bulk_disable(NOON010_NUM_SUPPLIES
, info
->supply
);
435 if (gpio_is_valid(info
->gpio_nstby
))
436 gpio_set_value(info
->gpio_nstby
, 0);
438 if (gpio_is_valid(info
->gpio_nreset
))
439 gpio_set_value(info
->gpio_nreset
, 0);
443 v4l2_dbg(1, debug
, &info
->sd
, "%s: sensor is off\n", __func__
);
448 static int noon010_s_ctrl(struct v4l2_ctrl
*ctrl
)
450 struct v4l2_subdev
*sd
= to_sd(ctrl
);
452 v4l2_dbg(1, debug
, sd
, "%s: ctrl_id: %d, value: %d\n",
453 __func__
, ctrl
->id
, ctrl
->val
);
456 case V4L2_CID_AUTO_WHITE_BALANCE
:
457 return noon010_enable_autowhitebalance(sd
, ctrl
->val
);
458 case V4L2_CID_BLUE_BALANCE
:
459 return cam_i2c_write(sd
, MWB_BGAIN_REG
, ctrl
->val
);
460 case V4L2_CID_RED_BALANCE
:
461 return cam_i2c_write(sd
, MWB_RGAIN_REG
, ctrl
->val
);
467 static int noon010_enum_fmt(struct v4l2_subdev
*sd
, unsigned int index
,
468 enum v4l2_mbus_pixelcode
*code
)
470 if (!code
|| index
>= ARRAY_SIZE(noon010_formats
))
473 *code
= noon010_formats
[index
].code
;
477 static int noon010_g_fmt(struct v4l2_subdev
*sd
, struct v4l2_mbus_framefmt
*mf
)
479 struct noon010_info
*info
= to_noon010(sd
);
485 if (!info
->curr_win
|| !info
->curr_fmt
) {
486 ret
= noon010_set_params(sd
);
491 mf
->width
= info
->curr_win
->width
;
492 mf
->height
= info
->curr_win
->height
;
493 mf
->code
= info
->curr_fmt
->code
;
494 mf
->colorspace
= info
->curr_fmt
->colorspace
;
495 mf
->field
= V4L2_FIELD_NONE
;
500 /* Return nearest media bus frame format. */
501 static const struct noon010_format
*try_fmt(struct v4l2_subdev
*sd
,
502 struct v4l2_mbus_framefmt
*mf
)
504 int i
= ARRAY_SIZE(noon010_formats
);
506 noon010_try_frame_size(mf
);
509 if (mf
->code
== noon010_formats
[i
].code
)
512 mf
->code
= noon010_formats
[i
].code
;
514 return &noon010_formats
[i
];
517 static int noon010_try_fmt(struct v4l2_subdev
*sd
,
518 struct v4l2_mbus_framefmt
*mf
)
527 static int noon010_s_fmt(struct v4l2_subdev
*sd
,
528 struct v4l2_mbus_framefmt
*mf
)
530 struct noon010_info
*info
= to_noon010(sd
);
535 info
->curr_fmt
= try_fmt(sd
, mf
);
537 return noon010_set_params(sd
);
540 static int noon010_base_config(struct v4l2_subdev
*sd
)
542 struct noon010_info
*info
= to_noon010(sd
);
545 ret
= noon010_bulk_write_reg(sd
, noon010_base_regs
);
547 info
->curr_fmt
= &noon010_formats
[0];
548 info
->curr_win
= &noon010_sizes
[0];
549 ret
= noon010_set_params(sd
);
552 ret
= noon010_set_flip(sd
, 1, 0);
554 ret
= noon010_power_ctrl(sd
, false, false);
556 /* sync the handler and the registers state */
557 v4l2_ctrl_handler_setup(&to_noon010(sd
)->hdl
);
561 static int noon010_s_power(struct v4l2_subdev
*sd
, int on
)
563 struct noon010_info
*info
= to_noon010(sd
);
564 const struct noon010pc30_platform_data
*pdata
= info
->pdata
;
567 if (WARN(pdata
== NULL
, "No platform data!\n"))
571 ret
= power_enable(info
);
574 ret
= noon010_base_config(sd
);
576 noon010_power_ctrl(sd
, false, true);
577 ret
= power_disable(info
);
578 info
->curr_win
= NULL
;
579 info
->curr_fmt
= NULL
;
585 static int noon010_g_chip_ident(struct v4l2_subdev
*sd
,
586 struct v4l2_dbg_chip_ident
*chip
)
588 struct i2c_client
*client
= v4l2_get_subdevdata(sd
);
590 return v4l2_chip_ident_i2c_client(client
, chip
,
591 V4L2_IDENT_NOON010PC30
, 0);
594 static int noon010_log_status(struct v4l2_subdev
*sd
)
596 struct noon010_info
*info
= to_noon010(sd
);
598 v4l2_ctrl_handler_log_status(&info
->hdl
, sd
->name
);
602 static const struct v4l2_ctrl_ops noon010_ctrl_ops
= {
603 .s_ctrl
= noon010_s_ctrl
,
606 static const struct v4l2_subdev_core_ops noon010_core_ops
= {
607 .g_chip_ident
= noon010_g_chip_ident
,
608 .s_power
= noon010_s_power
,
609 .g_ctrl
= v4l2_subdev_g_ctrl
,
610 .s_ctrl
= v4l2_subdev_s_ctrl
,
611 .queryctrl
= v4l2_subdev_queryctrl
,
612 .querymenu
= v4l2_subdev_querymenu
,
613 .g_ext_ctrls
= v4l2_subdev_g_ext_ctrls
,
614 .try_ext_ctrls
= v4l2_subdev_try_ext_ctrls
,
615 .s_ext_ctrls
= v4l2_subdev_s_ext_ctrls
,
616 .log_status
= noon010_log_status
,
619 static const struct v4l2_subdev_video_ops noon010_video_ops
= {
620 .g_mbus_fmt
= noon010_g_fmt
,
621 .s_mbus_fmt
= noon010_s_fmt
,
622 .try_mbus_fmt
= noon010_try_fmt
,
623 .enum_mbus_fmt
= noon010_enum_fmt
,
626 static const struct v4l2_subdev_ops noon010_ops
= {
627 .core
= &noon010_core_ops
,
628 .video
= &noon010_video_ops
,
631 /* Return 0 if NOON010PC30L sensor type was detected or -ENODEV otherwise. */
632 static int noon010_detect(struct i2c_client
*client
, struct noon010_info
*info
)
636 ret
= power_enable(info
);
640 ret
= i2c_smbus_read_byte_data(client
, DEVICE_ID_REG
);
642 dev_err(&client
->dev
, "I2C read failed: 0x%X\n", ret
);
646 return ret
== NOON010PC30_ID
? 0 : -ENODEV
;
649 static int noon010_probe(struct i2c_client
*client
,
650 const struct i2c_device_id
*id
)
652 struct noon010_info
*info
;
653 struct v4l2_subdev
*sd
;
654 const struct noon010pc30_platform_data
*pdata
655 = client
->dev
.platform_data
;
660 dev_err(&client
->dev
, "No platform data!\n");
664 info
= kzalloc(sizeof(*info
), GFP_KERNEL
);
669 strlcpy(sd
->name
, MODULE_NAME
, sizeof(sd
->name
));
670 v4l2_i2c_subdev_init(sd
, client
, &noon010_ops
);
672 v4l2_ctrl_handler_init(&info
->hdl
, 3);
674 v4l2_ctrl_new_std(&info
->hdl
, &noon010_ctrl_ops
,
675 V4L2_CID_AUTO_WHITE_BALANCE
, 0, 1, 1, 1);
676 v4l2_ctrl_new_std(&info
->hdl
, &noon010_ctrl_ops
,
677 V4L2_CID_RED_BALANCE
, 0, 127, 1, 64);
678 v4l2_ctrl_new_std(&info
->hdl
, &noon010_ctrl_ops
,
679 V4L2_CID_BLUE_BALANCE
, 0, 127, 1, 64);
681 sd
->ctrl_handler
= &info
->hdl
;
683 ret
= info
->hdl
.error
;
687 info
->pdata
= client
->dev
.platform_data
;
688 info
->i2c_reg_page
= -1;
689 info
->gpio_nreset
= -EINVAL
;
690 info
->gpio_nstby
= -EINVAL
;
692 if (gpio_is_valid(pdata
->gpio_nreset
)) {
693 ret
= gpio_request(pdata
->gpio_nreset
, "NOON010PC30 NRST");
695 dev_err(&client
->dev
, "GPIO request error: %d\n", ret
);
698 info
->gpio_nreset
= pdata
->gpio_nreset
;
699 gpio_direction_output(info
->gpio_nreset
, 0);
700 gpio_export(info
->gpio_nreset
, 0);
703 if (gpio_is_valid(pdata
->gpio_nstby
)) {
704 ret
= gpio_request(pdata
->gpio_nstby
, "NOON010PC30 NSTBY");
706 dev_err(&client
->dev
, "GPIO request error: %d\n", ret
);
709 info
->gpio_nstby
= pdata
->gpio_nstby
;
710 gpio_direction_output(info
->gpio_nstby
, 0);
711 gpio_export(info
->gpio_nstby
, 0);
714 for (i
= 0; i
< NOON010_NUM_SUPPLIES
; i
++)
715 info
->supply
[i
].supply
= noon010_supply_name
[i
];
717 ret
= regulator_bulk_get(&client
->dev
, NOON010_NUM_SUPPLIES
,
722 ret
= noon010_detect(client
, info
);
726 /* the sensor detection failed */
727 regulator_bulk_free(NOON010_NUM_SUPPLIES
, info
->supply
);
729 if (gpio_is_valid(info
->gpio_nstby
))
730 gpio_free(info
->gpio_nstby
);
732 if (gpio_is_valid(info
->gpio_nreset
))
733 gpio_free(info
->gpio_nreset
);
735 v4l2_ctrl_handler_free(&info
->hdl
);
736 v4l2_device_unregister_subdev(sd
);
741 static int noon010_remove(struct i2c_client
*client
)
743 struct v4l2_subdev
*sd
= i2c_get_clientdata(client
);
744 struct noon010_info
*info
= to_noon010(sd
);
746 v4l2_device_unregister_subdev(sd
);
747 v4l2_ctrl_handler_free(&info
->hdl
);
749 regulator_bulk_free(NOON010_NUM_SUPPLIES
, info
->supply
);
751 if (gpio_is_valid(info
->gpio_nreset
))
752 gpio_free(info
->gpio_nreset
);
754 if (gpio_is_valid(info
->gpio_nstby
))
755 gpio_free(info
->gpio_nstby
);
761 static const struct i2c_device_id noon010_id
[] = {
765 MODULE_DEVICE_TABLE(i2c
, noon010_id
);
768 static struct i2c_driver noon010_i2c_driver
= {
772 .probe
= noon010_probe
,
773 .remove
= noon010_remove
,
774 .id_table
= noon010_id
,
777 static int __init
noon010_init(void)
779 return i2c_add_driver(&noon010_i2c_driver
);
782 static void __exit
noon010_exit(void)
784 i2c_del_driver(&noon010_i2c_driver
);
787 module_init(noon010_init
);
788 module_exit(noon010_exit
);
790 MODULE_DESCRIPTION("Siliconfile NOON010PC30 camera driver");
791 MODULE_AUTHOR("Sylwester Nawrocki <s.nawrocki@samsung.com>");
792 MODULE_LICENSE("GPL");