1 // SPDX-License-Identifier: GPL-2.0-only
3 * Driver for MT9M111/MT9M112/MT9M131 CMOS Image Sensor from Micron/Aptina
7 #include <linux/videodev2.h>
8 #include <linux/slab.h>
10 #include <linux/log2.h>
11 #include <linux/gpio.h>
12 #include <linux/delay.h>
13 #include <linux/regulator/consumer.h>
14 #include <linux/v4l2-mediabus.h>
15 #include <linux/module.h>
16 #include <linux/property.h>
18 #include <media/v4l2-async.h>
19 #include <media/v4l2-clk.h>
20 #include <media/v4l2-common.h>
21 #include <media/v4l2-ctrls.h>
22 #include <media/v4l2-device.h>
23 #include <media/v4l2-event.h>
24 #include <media/v4l2-fwnode.h>
27 * MT9M111, MT9M112 and MT9M131:
28 * i2c address is 0x48 or 0x5d (depending on SADDR pin)
29 * The platform has to define struct i2c_board_info objects and link to them
30 * from struct soc_camera_host_desc
34 * Sensor core register addresses (0x000..0x0ff)
36 #define MT9M111_CHIP_VERSION 0x000
37 #define MT9M111_ROW_START 0x001
38 #define MT9M111_COLUMN_START 0x002
39 #define MT9M111_WINDOW_HEIGHT 0x003
40 #define MT9M111_WINDOW_WIDTH 0x004
41 #define MT9M111_HORIZONTAL_BLANKING_B 0x005
42 #define MT9M111_VERTICAL_BLANKING_B 0x006
43 #define MT9M111_HORIZONTAL_BLANKING_A 0x007
44 #define MT9M111_VERTICAL_BLANKING_A 0x008
45 #define MT9M111_SHUTTER_WIDTH 0x009
46 #define MT9M111_ROW_SPEED 0x00a
47 #define MT9M111_EXTRA_DELAY 0x00b
48 #define MT9M111_SHUTTER_DELAY 0x00c
49 #define MT9M111_RESET 0x00d
50 #define MT9M111_READ_MODE_B 0x020
51 #define MT9M111_READ_MODE_A 0x021
52 #define MT9M111_FLASH_CONTROL 0x023
53 #define MT9M111_GREEN1_GAIN 0x02b
54 #define MT9M111_BLUE_GAIN 0x02c
55 #define MT9M111_RED_GAIN 0x02d
56 #define MT9M111_GREEN2_GAIN 0x02e
57 #define MT9M111_GLOBAL_GAIN 0x02f
58 #define MT9M111_CONTEXT_CONTROL 0x0c8
59 #define MT9M111_PAGE_MAP 0x0f0
60 #define MT9M111_BYTE_WISE_ADDR 0x0f1
62 #define MT9M111_RESET_SYNC_CHANGES (1 << 15)
63 #define MT9M111_RESET_RESTART_BAD_FRAME (1 << 9)
64 #define MT9M111_RESET_SHOW_BAD_FRAMES (1 << 8)
65 #define MT9M111_RESET_RESET_SOC (1 << 5)
66 #define MT9M111_RESET_OUTPUT_DISABLE (1 << 4)
67 #define MT9M111_RESET_CHIP_ENABLE (1 << 3)
68 #define MT9M111_RESET_ANALOG_STANDBY (1 << 2)
69 #define MT9M111_RESET_RESTART_FRAME (1 << 1)
70 #define MT9M111_RESET_RESET_MODE (1 << 0)
72 #define MT9M111_RM_FULL_POWER_RD (0 << 10)
73 #define MT9M111_RM_LOW_POWER_RD (1 << 10)
74 #define MT9M111_RM_COL_SKIP_4X (1 << 5)
75 #define MT9M111_RM_ROW_SKIP_4X (1 << 4)
76 #define MT9M111_RM_COL_SKIP_2X (1 << 3)
77 #define MT9M111_RM_ROW_SKIP_2X (1 << 2)
78 #define MT9M111_RMB_MIRROR_COLS (1 << 1)
79 #define MT9M111_RMB_MIRROR_ROWS (1 << 0)
80 #define MT9M111_CTXT_CTRL_RESTART (1 << 15)
81 #define MT9M111_CTXT_CTRL_DEFECTCOR_B (1 << 12)
82 #define MT9M111_CTXT_CTRL_RESIZE_B (1 << 10)
83 #define MT9M111_CTXT_CTRL_CTRL2_B (1 << 9)
84 #define MT9M111_CTXT_CTRL_GAMMA_B (1 << 8)
85 #define MT9M111_CTXT_CTRL_XENON_EN (1 << 7)
86 #define MT9M111_CTXT_CTRL_READ_MODE_B (1 << 3)
87 #define MT9M111_CTXT_CTRL_LED_FLASH_EN (1 << 2)
88 #define MT9M111_CTXT_CTRL_VBLANK_SEL_B (1 << 1)
89 #define MT9M111_CTXT_CTRL_HBLANK_SEL_B (1 << 0)
92 * Colorpipe register addresses (0x100..0x1ff)
94 #define MT9M111_OPER_MODE_CTRL 0x106
95 #define MT9M111_OUTPUT_FORMAT_CTRL 0x108
96 #define MT9M111_TPG_CTRL 0x148
97 #define MT9M111_REDUCER_XZOOM_B 0x1a0
98 #define MT9M111_REDUCER_XSIZE_B 0x1a1
99 #define MT9M111_REDUCER_YZOOM_B 0x1a3
100 #define MT9M111_REDUCER_YSIZE_B 0x1a4
101 #define MT9M111_REDUCER_XZOOM_A 0x1a6
102 #define MT9M111_REDUCER_XSIZE_A 0x1a7
103 #define MT9M111_REDUCER_YZOOM_A 0x1a9
104 #define MT9M111_REDUCER_YSIZE_A 0x1aa
105 #define MT9M111_EFFECTS_MODE 0x1e2
107 #define MT9M111_OUTPUT_FORMAT_CTRL2_A 0x13a
108 #define MT9M111_OUTPUT_FORMAT_CTRL2_B 0x19b
110 #define MT9M111_OPMODE_AUTOEXPO_EN (1 << 14)
111 #define MT9M111_OPMODE_AUTOWHITEBAL_EN (1 << 1)
112 #define MT9M111_OUTFMT_FLIP_BAYER_COL (1 << 9)
113 #define MT9M111_OUTFMT_FLIP_BAYER_ROW (1 << 8)
114 #define MT9M111_OUTFMT_PROCESSED_BAYER (1 << 14)
115 #define MT9M111_OUTFMT_BYPASS_IFP (1 << 10)
116 #define MT9M111_OUTFMT_INV_PIX_CLOCK (1 << 9)
117 #define MT9M111_OUTFMT_RGB (1 << 8)
118 #define MT9M111_OUTFMT_RGB565 (0 << 6)
119 #define MT9M111_OUTFMT_RGB555 (1 << 6)
120 #define MT9M111_OUTFMT_RGB444x (2 << 6)
121 #define MT9M111_OUTFMT_RGBx444 (3 << 6)
122 #define MT9M111_OUTFMT_TST_RAMP_OFF (0 << 4)
123 #define MT9M111_OUTFMT_TST_RAMP_COL (1 << 4)
124 #define MT9M111_OUTFMT_TST_RAMP_ROW (2 << 4)
125 #define MT9M111_OUTFMT_TST_RAMP_FRAME (3 << 4)
126 #define MT9M111_OUTFMT_SHIFT_3_UP (1 << 3)
127 #define MT9M111_OUTFMT_AVG_CHROMA (1 << 2)
128 #define MT9M111_OUTFMT_SWAP_YCbCr_C_Y_RGB_EVEN (1 << 1)
129 #define MT9M111_OUTFMT_SWAP_YCbCr_Cb_Cr_RGB_R_B (1 << 0)
130 #define MT9M111_TPG_SEL_MASK GENMASK(2, 0)
131 #define MT9M111_EFFECTS_MODE_MASK GENMASK(2, 0)
132 #define MT9M111_RM_PWR_MASK BIT(10)
133 #define MT9M111_RM_SKIP2_MASK GENMASK(3, 2)
136 * Camera control register addresses (0x200..0x2ff not implemented)
139 #define reg_read(reg) mt9m111_reg_read(client, MT9M111_##reg)
140 #define reg_write(reg, val) mt9m111_reg_write(client, MT9M111_##reg, (val))
141 #define reg_set(reg, val) mt9m111_reg_set(client, MT9M111_##reg, (val))
142 #define reg_clear(reg, val) mt9m111_reg_clear(client, MT9M111_##reg, (val))
143 #define reg_mask(reg, val, mask) mt9m111_reg_mask(client, MT9M111_##reg, \
146 #define MT9M111_MIN_DARK_ROWS 8
147 #define MT9M111_MIN_DARK_COLS 26
148 #define MT9M111_MAX_HEIGHT 1024
149 #define MT9M111_MAX_WIDTH 1280
151 struct mt9m111_context {
159 u16 output_fmt_ctrl2;
163 static struct mt9m111_context context_a = {
164 .read_mode = MT9M111_READ_MODE_A,
165 .blanking_h = MT9M111_HORIZONTAL_BLANKING_A,
166 .blanking_v = MT9M111_VERTICAL_BLANKING_A,
167 .reducer_xzoom = MT9M111_REDUCER_XZOOM_A,
168 .reducer_yzoom = MT9M111_REDUCER_YZOOM_A,
169 .reducer_xsize = MT9M111_REDUCER_XSIZE_A,
170 .reducer_ysize = MT9M111_REDUCER_YSIZE_A,
171 .output_fmt_ctrl2 = MT9M111_OUTPUT_FORMAT_CTRL2_A,
172 .control = MT9M111_CTXT_CTRL_RESTART,
175 static struct mt9m111_context context_b = {
176 .read_mode = MT9M111_READ_MODE_B,
177 .blanking_h = MT9M111_HORIZONTAL_BLANKING_B,
178 .blanking_v = MT9M111_VERTICAL_BLANKING_B,
179 .reducer_xzoom = MT9M111_REDUCER_XZOOM_B,
180 .reducer_yzoom = MT9M111_REDUCER_YZOOM_B,
181 .reducer_xsize = MT9M111_REDUCER_XSIZE_B,
182 .reducer_ysize = MT9M111_REDUCER_YSIZE_B,
183 .output_fmt_ctrl2 = MT9M111_OUTPUT_FORMAT_CTRL2_B,
184 .control = MT9M111_CTXT_CTRL_RESTART |
185 MT9M111_CTXT_CTRL_DEFECTCOR_B | MT9M111_CTXT_CTRL_RESIZE_B |
186 MT9M111_CTXT_CTRL_CTRL2_B | MT9M111_CTXT_CTRL_GAMMA_B |
187 MT9M111_CTXT_CTRL_READ_MODE_B | MT9M111_CTXT_CTRL_VBLANK_SEL_B |
188 MT9M111_CTXT_CTRL_HBLANK_SEL_B,
191 /* MT9M111 has only one fixed colorspace per pixelcode */
192 struct mt9m111_datafmt {
194 enum v4l2_colorspace colorspace;
197 static const struct mt9m111_datafmt mt9m111_colour_fmts[] = {
198 {MEDIA_BUS_FMT_YUYV8_2X8, V4L2_COLORSPACE_SRGB},
199 {MEDIA_BUS_FMT_YVYU8_2X8, V4L2_COLORSPACE_SRGB},
200 {MEDIA_BUS_FMT_UYVY8_2X8, V4L2_COLORSPACE_SRGB},
201 {MEDIA_BUS_FMT_VYUY8_2X8, V4L2_COLORSPACE_SRGB},
202 {MEDIA_BUS_FMT_RGB555_2X8_PADHI_LE, V4L2_COLORSPACE_SRGB},
203 {MEDIA_BUS_FMT_RGB555_2X8_PADHI_BE, V4L2_COLORSPACE_SRGB},
204 {MEDIA_BUS_FMT_RGB565_2X8_LE, V4L2_COLORSPACE_SRGB},
205 {MEDIA_BUS_FMT_RGB565_2X8_BE, V4L2_COLORSPACE_SRGB},
206 {MEDIA_BUS_FMT_BGR565_2X8_LE, V4L2_COLORSPACE_SRGB},
207 {MEDIA_BUS_FMT_BGR565_2X8_BE, V4L2_COLORSPACE_SRGB},
208 {MEDIA_BUS_FMT_SBGGR8_1X8, V4L2_COLORSPACE_SRGB},
209 {MEDIA_BUS_FMT_SBGGR10_2X8_PADHI_LE, V4L2_COLORSPACE_SRGB},
212 enum mt9m111_mode_id {
213 MT9M111_MODE_SXGA_8FPS,
214 MT9M111_MODE_SXGA_15FPS,
215 MT9M111_MODE_QSXGA_30FPS,
219 struct mt9m111_mode_info {
220 unsigned int sensor_w;
221 unsigned int sensor_h;
222 unsigned int max_image_w;
223 unsigned int max_image_h;
224 unsigned int max_fps;
225 unsigned int reg_val;
226 unsigned int reg_mask;
230 struct v4l2_subdev subdev;
231 struct v4l2_ctrl_handler hdl;
232 struct v4l2_ctrl *gain;
233 struct mt9m111_context *ctx;
234 struct v4l2_rect rect; /* cropping rectangle */
235 struct v4l2_clk *clk;
236 unsigned int width; /* output */
237 unsigned int height; /* sizes */
238 struct v4l2_fract frame_interval;
239 const struct mt9m111_mode_info *current_mode;
240 struct mutex power_lock; /* lock to protect power_count */
242 const struct mt9m111_datafmt *fmt;
243 int lastpage; /* PageMap cache value */
244 struct regulator *regulator;
246 /* user point of view - 0: falling 1: rising edge */
247 unsigned int pclk_sample:1;
248 #ifdef CONFIG_MEDIA_CONTROLLER
249 struct media_pad pad;
253 static const struct mt9m111_mode_info mt9m111_mode_data[MT9M111_NUM_MODES] = {
254 [MT9M111_MODE_SXGA_8FPS] = {
260 .reg_val = MT9M111_RM_LOW_POWER_RD,
261 .reg_mask = MT9M111_RM_PWR_MASK | MT9M111_RM_SKIP2_MASK,
263 [MT9M111_MODE_SXGA_15FPS] = {
269 .reg_val = MT9M111_RM_FULL_POWER_RD,
270 .reg_mask = MT9M111_RM_PWR_MASK | MT9M111_RM_SKIP2_MASK,
272 [MT9M111_MODE_QSXGA_30FPS] = {
278 .reg_val = MT9M111_RM_LOW_POWER_RD | MT9M111_RM_COL_SKIP_2X |
279 MT9M111_RM_ROW_SKIP_2X,
280 .reg_mask = MT9M111_RM_PWR_MASK | MT9M111_RM_SKIP2_MASK,
284 /* Find a data format by a pixel code */
285 static const struct mt9m111_datafmt *mt9m111_find_datafmt(struct mt9m111 *mt9m111,
289 for (i = 0; i < ARRAY_SIZE(mt9m111_colour_fmts); i++)
290 if (mt9m111_colour_fmts[i].code == code)
291 return mt9m111_colour_fmts + i;
296 static struct mt9m111 *to_mt9m111(const struct i2c_client *client)
298 return container_of(i2c_get_clientdata(client), struct mt9m111, subdev);
301 static int reg_page_map_set(struct i2c_client *client, const u16 reg)
305 struct mt9m111 *mt9m111 = to_mt9m111(client);
308 if (page == mt9m111->lastpage)
313 ret = i2c_smbus_write_word_swapped(client, MT9M111_PAGE_MAP, page);
315 mt9m111->lastpage = page;
319 static int mt9m111_reg_read(struct i2c_client *client, const u16 reg)
323 ret = reg_page_map_set(client, reg);
325 ret = i2c_smbus_read_word_swapped(client, reg & 0xff);
327 dev_dbg(&client->dev, "read reg.%03x -> %04x\n", reg, ret);
331 static int mt9m111_reg_write(struct i2c_client *client, const u16 reg,
336 ret = reg_page_map_set(client, reg);
338 ret = i2c_smbus_write_word_swapped(client, reg & 0xff, data);
339 dev_dbg(&client->dev, "write reg.%03x = %04x -> %d\n", reg, data, ret);
343 static int mt9m111_reg_set(struct i2c_client *client, const u16 reg,
348 ret = mt9m111_reg_read(client, reg);
350 ret = mt9m111_reg_write(client, reg, ret | data);
354 static int mt9m111_reg_clear(struct i2c_client *client, const u16 reg,
359 ret = mt9m111_reg_read(client, reg);
361 ret = mt9m111_reg_write(client, reg, ret & ~data);
365 static int mt9m111_reg_mask(struct i2c_client *client, const u16 reg,
366 const u16 data, const u16 mask)
370 ret = mt9m111_reg_read(client, reg);
372 ret = mt9m111_reg_write(client, reg, (ret & ~mask) | data);
376 static int mt9m111_set_context(struct mt9m111 *mt9m111,
377 struct mt9m111_context *ctx)
379 struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev);
380 return reg_write(CONTEXT_CONTROL, ctx->control);
383 static int mt9m111_setup_rect_ctx(struct mt9m111 *mt9m111,
384 struct mt9m111_context *ctx, struct v4l2_rect *rect,
385 unsigned int width, unsigned int height)
387 struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev);
388 int ret = mt9m111_reg_write(client, ctx->reducer_xzoom, rect->width);
390 ret = mt9m111_reg_write(client, ctx->reducer_yzoom, rect->height);
392 ret = mt9m111_reg_write(client, ctx->reducer_xsize, width);
394 ret = mt9m111_reg_write(client, ctx->reducer_ysize, height);
398 static int mt9m111_setup_geometry(struct mt9m111 *mt9m111, struct v4l2_rect *rect,
399 int width, int height, u32 code)
401 struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev);
404 ret = reg_write(COLUMN_START, rect->left);
406 ret = reg_write(ROW_START, rect->top);
409 ret = reg_write(WINDOW_WIDTH, rect->width);
411 ret = reg_write(WINDOW_HEIGHT, rect->height);
413 if (code != MEDIA_BUS_FMT_SBGGR10_2X8_PADHI_LE) {
414 /* IFP in use, down-scaling possible */
416 ret = mt9m111_setup_rect_ctx(mt9m111, &context_b,
417 rect, width, height);
419 ret = mt9m111_setup_rect_ctx(mt9m111, &context_a,
420 rect, width, height);
423 dev_dbg(&client->dev, "%s(%x): %ux%u@%u:%u -> %ux%u = %d\n",
424 __func__, code, rect->width, rect->height, rect->left, rect->top,
430 static int mt9m111_enable(struct mt9m111 *mt9m111)
432 struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev);
433 return reg_write(RESET, MT9M111_RESET_CHIP_ENABLE);
436 static int mt9m111_reset(struct mt9m111 *mt9m111)
438 struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev);
441 ret = reg_set(RESET, MT9M111_RESET_RESET_MODE);
443 ret = reg_set(RESET, MT9M111_RESET_RESET_SOC);
445 ret = reg_clear(RESET, MT9M111_RESET_RESET_MODE
446 | MT9M111_RESET_RESET_SOC);
451 static int mt9m111_set_selection(struct v4l2_subdev *sd,
452 struct v4l2_subdev_pad_config *cfg,
453 struct v4l2_subdev_selection *sel)
455 struct i2c_client *client = v4l2_get_subdevdata(sd);
456 struct mt9m111 *mt9m111 = to_mt9m111(client);
457 struct v4l2_rect rect = sel->r;
461 if (sel->which != V4L2_SUBDEV_FORMAT_ACTIVE ||
462 sel->target != V4L2_SEL_TGT_CROP)
465 if (mt9m111->fmt->code == MEDIA_BUS_FMT_SBGGR8_1X8 ||
466 mt9m111->fmt->code == MEDIA_BUS_FMT_SBGGR10_2X8_PADHI_LE) {
467 /* Bayer format - even size lengths */
469 /* Let the user play with the starting pixel */
472 /* FIXME: the datasheet doesn't specify minimum sizes */
473 v4l_bound_align_image(&rect.width, 2, MT9M111_MAX_WIDTH, align,
474 &rect.height, 2, MT9M111_MAX_HEIGHT, align, 0);
475 rect.left = clamp(rect.left, MT9M111_MIN_DARK_COLS,
476 MT9M111_MIN_DARK_COLS + MT9M111_MAX_WIDTH -
478 rect.top = clamp(rect.top, MT9M111_MIN_DARK_ROWS,
479 MT9M111_MIN_DARK_ROWS + MT9M111_MAX_HEIGHT -
482 width = min(mt9m111->width, rect.width);
483 height = min(mt9m111->height, rect.height);
485 ret = mt9m111_setup_geometry(mt9m111, &rect, width, height, mt9m111->fmt->code);
487 mt9m111->rect = rect;
488 mt9m111->width = width;
489 mt9m111->height = height;
495 static int mt9m111_get_selection(struct v4l2_subdev *sd,
496 struct v4l2_subdev_pad_config *cfg,
497 struct v4l2_subdev_selection *sel)
499 struct i2c_client *client = v4l2_get_subdevdata(sd);
500 struct mt9m111 *mt9m111 = to_mt9m111(client);
502 if (sel->which != V4L2_SUBDEV_FORMAT_ACTIVE)
505 switch (sel->target) {
506 case V4L2_SEL_TGT_CROP_BOUNDS:
507 sel->r.left = MT9M111_MIN_DARK_COLS;
508 sel->r.top = MT9M111_MIN_DARK_ROWS;
509 sel->r.width = MT9M111_MAX_WIDTH;
510 sel->r.height = MT9M111_MAX_HEIGHT;
512 case V4L2_SEL_TGT_CROP:
513 sel->r = mt9m111->rect;
520 static int mt9m111_get_fmt(struct v4l2_subdev *sd,
521 struct v4l2_subdev_pad_config *cfg,
522 struct v4l2_subdev_format *format)
524 struct v4l2_mbus_framefmt *mf = &format->format;
525 struct mt9m111 *mt9m111 = container_of(sd, struct mt9m111, subdev);
530 if (format->which == V4L2_SUBDEV_FORMAT_TRY) {
531 #ifdef CONFIG_VIDEO_V4L2_SUBDEV_API
532 mf = v4l2_subdev_get_try_format(sd, cfg, format->pad);
533 format->format = *mf;
540 mf->width = mt9m111->width;
541 mf->height = mt9m111->height;
542 mf->code = mt9m111->fmt->code;
543 mf->colorspace = mt9m111->fmt->colorspace;
544 mf->field = V4L2_FIELD_NONE;
545 mf->ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
546 mf->quantization = V4L2_QUANTIZATION_DEFAULT;
547 mf->xfer_func = V4L2_XFER_FUNC_DEFAULT;
552 static int mt9m111_set_pixfmt(struct mt9m111 *mt9m111,
555 struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev);
556 u16 data_outfmt2, mask_outfmt2 = MT9M111_OUTFMT_PROCESSED_BAYER |
557 MT9M111_OUTFMT_BYPASS_IFP | MT9M111_OUTFMT_RGB |
558 MT9M111_OUTFMT_RGB565 | MT9M111_OUTFMT_RGB555 |
559 MT9M111_OUTFMT_RGB444x | MT9M111_OUTFMT_RGBx444 |
560 MT9M111_OUTFMT_SWAP_YCbCr_C_Y_RGB_EVEN |
561 MT9M111_OUTFMT_SWAP_YCbCr_Cb_Cr_RGB_R_B;
565 case MEDIA_BUS_FMT_SBGGR8_1X8:
566 data_outfmt2 = MT9M111_OUTFMT_PROCESSED_BAYER |
569 case MEDIA_BUS_FMT_SBGGR10_2X8_PADHI_LE:
570 data_outfmt2 = MT9M111_OUTFMT_BYPASS_IFP | MT9M111_OUTFMT_RGB;
572 case MEDIA_BUS_FMT_RGB555_2X8_PADHI_LE:
573 data_outfmt2 = MT9M111_OUTFMT_RGB | MT9M111_OUTFMT_RGB555 |
574 MT9M111_OUTFMT_SWAP_YCbCr_C_Y_RGB_EVEN;
576 case MEDIA_BUS_FMT_RGB555_2X8_PADHI_BE:
577 data_outfmt2 = MT9M111_OUTFMT_RGB | MT9M111_OUTFMT_RGB555;
579 case MEDIA_BUS_FMT_RGB565_2X8_LE:
580 data_outfmt2 = MT9M111_OUTFMT_RGB | MT9M111_OUTFMT_RGB565 |
581 MT9M111_OUTFMT_SWAP_YCbCr_C_Y_RGB_EVEN;
583 case MEDIA_BUS_FMT_RGB565_2X8_BE:
584 data_outfmt2 = MT9M111_OUTFMT_RGB | MT9M111_OUTFMT_RGB565;
586 case MEDIA_BUS_FMT_BGR565_2X8_BE:
587 data_outfmt2 = MT9M111_OUTFMT_RGB | MT9M111_OUTFMT_RGB565 |
588 MT9M111_OUTFMT_SWAP_YCbCr_Cb_Cr_RGB_R_B;
590 case MEDIA_BUS_FMT_BGR565_2X8_LE:
591 data_outfmt2 = MT9M111_OUTFMT_RGB | MT9M111_OUTFMT_RGB565 |
592 MT9M111_OUTFMT_SWAP_YCbCr_C_Y_RGB_EVEN |
593 MT9M111_OUTFMT_SWAP_YCbCr_Cb_Cr_RGB_R_B;
595 case MEDIA_BUS_FMT_UYVY8_2X8:
598 case MEDIA_BUS_FMT_VYUY8_2X8:
599 data_outfmt2 = MT9M111_OUTFMT_SWAP_YCbCr_Cb_Cr_RGB_R_B;
601 case MEDIA_BUS_FMT_YUYV8_2X8:
602 data_outfmt2 = MT9M111_OUTFMT_SWAP_YCbCr_C_Y_RGB_EVEN;
604 case MEDIA_BUS_FMT_YVYU8_2X8:
605 data_outfmt2 = MT9M111_OUTFMT_SWAP_YCbCr_C_Y_RGB_EVEN |
606 MT9M111_OUTFMT_SWAP_YCbCr_Cb_Cr_RGB_R_B;
609 dev_err(&client->dev, "Pixel format not handled: %x\n", code);
613 /* receiver samples on falling edge, chip-hw default is rising */
614 if (mt9m111->pclk_sample == 0)
615 mask_outfmt2 |= MT9M111_OUTFMT_INV_PIX_CLOCK;
617 ret = mt9m111_reg_mask(client, context_a.output_fmt_ctrl2,
618 data_outfmt2, mask_outfmt2);
620 ret = mt9m111_reg_mask(client, context_b.output_fmt_ctrl2,
621 data_outfmt2, mask_outfmt2);
626 static int mt9m111_set_fmt(struct v4l2_subdev *sd,
627 struct v4l2_subdev_pad_config *cfg,
628 struct v4l2_subdev_format *format)
630 struct v4l2_mbus_framefmt *mf = &format->format;
631 struct i2c_client *client = v4l2_get_subdevdata(sd);
632 struct mt9m111 *mt9m111 = container_of(sd, struct mt9m111, subdev);
633 const struct mt9m111_datafmt *fmt;
634 struct v4l2_rect *rect = &mt9m111->rect;
638 if (mt9m111->is_streaming)
644 fmt = mt9m111_find_datafmt(mt9m111, mf->code);
646 bayer = fmt->code == MEDIA_BUS_FMT_SBGGR8_1X8 ||
647 fmt->code == MEDIA_BUS_FMT_SBGGR10_2X8_PADHI_LE;
650 * With Bayer format enforce even side lengths, but let the user play
651 * with the starting pixel
654 rect->width = ALIGN(rect->width, 2);
655 rect->height = ALIGN(rect->height, 2);
658 if (fmt->code == MEDIA_BUS_FMT_SBGGR10_2X8_PADHI_LE) {
659 /* IFP bypass mode, no scaling */
660 mf->width = rect->width;
661 mf->height = rect->height;
664 if (mf->width > rect->width)
665 mf->width = rect->width;
666 if (mf->height > rect->height)
667 mf->height = rect->height;
670 dev_dbg(&client->dev, "%s(): %ux%u, code=%x\n", __func__,
671 mf->width, mf->height, fmt->code);
673 mf->code = fmt->code;
674 mf->colorspace = fmt->colorspace;
675 mf->field = V4L2_FIELD_NONE;
676 mf->ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
677 mf->quantization = V4L2_QUANTIZATION_DEFAULT;
678 mf->xfer_func = V4L2_XFER_FUNC_DEFAULT;
680 if (format->which == V4L2_SUBDEV_FORMAT_TRY) {
685 ret = mt9m111_setup_geometry(mt9m111, rect, mf->width, mf->height, mf->code);
687 ret = mt9m111_set_pixfmt(mt9m111, mf->code);
689 mt9m111->width = mf->width;
690 mt9m111->height = mf->height;
697 static const struct mt9m111_mode_info *
698 mt9m111_find_mode(struct mt9m111 *mt9m111, unsigned int req_fps,
699 unsigned int width, unsigned int height)
701 const struct mt9m111_mode_info *mode;
702 struct v4l2_rect *sensor_rect = &mt9m111->rect;
703 unsigned int gap, gap_best = (unsigned int) -1;
704 int i, best_gap_idx = MT9M111_MODE_SXGA_15FPS;
705 bool skip_30fps = false;
708 * The fps selection is based on the row, column skipping mechanism.
709 * So ensure that the sensor window is set to default else the fps
710 * aren't calculated correctly within the sensor hw.
712 if (sensor_rect->width != MT9M111_MAX_WIDTH ||
713 sensor_rect->height != MT9M111_MAX_HEIGHT) {
714 dev_info(mt9m111->subdev.dev,
715 "Framerate selection is not supported for cropped "
720 /* 30fps only supported for images not exceeding 640x512 */
721 if (width > MT9M111_MAX_WIDTH / 2 || height > MT9M111_MAX_HEIGHT / 2) {
722 dev_dbg(mt9m111->subdev.dev,
723 "Framerates > 15fps are supported only for images "
724 "not exceeding 640x512\n");
728 /* find best matched fps */
729 for (i = 0; i < MT9M111_NUM_MODES; i++) {
730 unsigned int fps = mt9m111_mode_data[i].max_fps;
732 if (fps == 30 && skip_30fps)
735 gap = abs(fps - req_fps);
736 if (gap < gap_best) {
743 * Use context a/b default timing values instead of calculate blanking
746 mode = &mt9m111_mode_data[best_gap_idx];
747 mt9m111->ctx = (best_gap_idx == MT9M111_MODE_QSXGA_30FPS) ? &context_a :
752 #ifdef CONFIG_VIDEO_ADV_DEBUG
753 static int mt9m111_g_register(struct v4l2_subdev *sd,
754 struct v4l2_dbg_register *reg)
756 struct i2c_client *client = v4l2_get_subdevdata(sd);
759 if (reg->reg > 0x2ff)
762 val = mt9m111_reg_read(client, reg->reg);
766 if (reg->val > 0xffff)
772 static int mt9m111_s_register(struct v4l2_subdev *sd,
773 const struct v4l2_dbg_register *reg)
775 struct i2c_client *client = v4l2_get_subdevdata(sd);
777 if (reg->reg > 0x2ff)
780 if (mt9m111_reg_write(client, reg->reg, reg->val) < 0)
787 static int mt9m111_set_flip(struct mt9m111 *mt9m111, int flip, int mask)
789 struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev);
793 ret = mt9m111_reg_set(client, mt9m111->ctx->read_mode, mask);
795 ret = mt9m111_reg_clear(client, mt9m111->ctx->read_mode, mask);
800 static int mt9m111_get_global_gain(struct mt9m111 *mt9m111)
802 struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev);
805 data = reg_read(GLOBAL_GAIN);
807 return (data & 0x2f) * (1 << ((data >> 10) & 1)) *
808 (1 << ((data >> 9) & 1));
812 static int mt9m111_set_global_gain(struct mt9m111 *mt9m111, int gain)
814 struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev);
817 if (gain > 63 * 2 * 2)
820 if ((gain >= 64 * 2) && (gain < 63 * 2 * 2))
821 val = (1 << 10) | (1 << 9) | (gain / 4);
822 else if ((gain >= 64) && (gain < 64 * 2))
823 val = (1 << 9) | (gain / 2);
827 return reg_write(GLOBAL_GAIN, val);
830 static int mt9m111_set_autoexposure(struct mt9m111 *mt9m111, int val)
832 struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev);
834 if (val == V4L2_EXPOSURE_AUTO)
835 return reg_set(OPER_MODE_CTRL, MT9M111_OPMODE_AUTOEXPO_EN);
836 return reg_clear(OPER_MODE_CTRL, MT9M111_OPMODE_AUTOEXPO_EN);
839 static int mt9m111_set_autowhitebalance(struct mt9m111 *mt9m111, int on)
841 struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev);
844 return reg_set(OPER_MODE_CTRL, MT9M111_OPMODE_AUTOWHITEBAL_EN);
845 return reg_clear(OPER_MODE_CTRL, MT9M111_OPMODE_AUTOWHITEBAL_EN);
848 static const char * const mt9m111_test_pattern_menu[] = {
850 "Vertical monochrome gradient",
859 static int mt9m111_set_test_pattern(struct mt9m111 *mt9m111, int val)
861 struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev);
863 return mt9m111_reg_mask(client, MT9M111_TPG_CTRL, val,
864 MT9M111_TPG_SEL_MASK);
867 static int mt9m111_set_colorfx(struct mt9m111 *mt9m111, int val)
869 struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev);
870 static const struct v4l2_control colorfx[] = {
871 { V4L2_COLORFX_NONE, 0 },
872 { V4L2_COLORFX_BW, 1 },
873 { V4L2_COLORFX_SEPIA, 2 },
874 { V4L2_COLORFX_NEGATIVE, 3 },
875 { V4L2_COLORFX_SOLARIZATION, 4 },
879 for (i = 0; i < ARRAY_SIZE(colorfx); i++) {
880 if (colorfx[i].id == val) {
881 return mt9m111_reg_mask(client, MT9M111_EFFECTS_MODE,
883 MT9M111_EFFECTS_MODE_MASK);
890 static int mt9m111_s_ctrl(struct v4l2_ctrl *ctrl)
892 struct mt9m111 *mt9m111 = container_of(ctrl->handler,
893 struct mt9m111, hdl);
897 return mt9m111_set_flip(mt9m111, ctrl->val,
898 MT9M111_RMB_MIRROR_ROWS);
900 return mt9m111_set_flip(mt9m111, ctrl->val,
901 MT9M111_RMB_MIRROR_COLS);
903 return mt9m111_set_global_gain(mt9m111, ctrl->val);
904 case V4L2_CID_EXPOSURE_AUTO:
905 return mt9m111_set_autoexposure(mt9m111, ctrl->val);
906 case V4L2_CID_AUTO_WHITE_BALANCE:
907 return mt9m111_set_autowhitebalance(mt9m111, ctrl->val);
908 case V4L2_CID_TEST_PATTERN:
909 return mt9m111_set_test_pattern(mt9m111, ctrl->val);
910 case V4L2_CID_COLORFX:
911 return mt9m111_set_colorfx(mt9m111, ctrl->val);
917 static int mt9m111_suspend(struct mt9m111 *mt9m111)
919 struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev);
922 v4l2_ctrl_s_ctrl(mt9m111->gain, mt9m111_get_global_gain(mt9m111));
924 ret = reg_set(RESET, MT9M111_RESET_RESET_MODE);
926 ret = reg_set(RESET, MT9M111_RESET_RESET_SOC |
927 MT9M111_RESET_OUTPUT_DISABLE |
928 MT9M111_RESET_ANALOG_STANDBY);
930 ret = reg_clear(RESET, MT9M111_RESET_CHIP_ENABLE);
935 static void mt9m111_restore_state(struct mt9m111 *mt9m111)
937 struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev);
939 mt9m111_set_context(mt9m111, mt9m111->ctx);
940 mt9m111_set_pixfmt(mt9m111, mt9m111->fmt->code);
941 mt9m111_setup_geometry(mt9m111, &mt9m111->rect,
942 mt9m111->width, mt9m111->height, mt9m111->fmt->code);
943 v4l2_ctrl_handler_setup(&mt9m111->hdl);
944 mt9m111_reg_mask(client, mt9m111->ctx->read_mode,
945 mt9m111->current_mode->reg_val,
946 mt9m111->current_mode->reg_mask);
949 static int mt9m111_resume(struct mt9m111 *mt9m111)
951 int ret = mt9m111_enable(mt9m111);
953 ret = mt9m111_reset(mt9m111);
955 mt9m111_restore_state(mt9m111);
960 static int mt9m111_init(struct mt9m111 *mt9m111)
962 struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev);
965 ret = mt9m111_enable(mt9m111);
967 ret = mt9m111_reset(mt9m111);
969 ret = mt9m111_set_context(mt9m111, mt9m111->ctx);
971 dev_err(&client->dev, "mt9m111 init failed: %d\n", ret);
975 static int mt9m111_power_on(struct mt9m111 *mt9m111)
977 struct i2c_client *client = v4l2_get_subdevdata(&mt9m111->subdev);
980 ret = v4l2_clk_enable(mt9m111->clk);
984 ret = regulator_enable(mt9m111->regulator);
986 goto out_clk_disable;
988 ret = mt9m111_resume(mt9m111);
990 goto out_regulator_disable;
994 out_regulator_disable:
995 regulator_disable(mt9m111->regulator);
998 v4l2_clk_disable(mt9m111->clk);
1000 dev_err(&client->dev, "Failed to resume the sensor: %d\n", ret);
1005 static void mt9m111_power_off(struct mt9m111 *mt9m111)
1007 mt9m111_suspend(mt9m111);
1008 regulator_disable(mt9m111->regulator);
1009 v4l2_clk_disable(mt9m111->clk);
1012 static int mt9m111_s_power(struct v4l2_subdev *sd, int on)
1014 struct mt9m111 *mt9m111 = container_of(sd, struct mt9m111, subdev);
1017 mutex_lock(&mt9m111->power_lock);
1020 * If the power count is modified from 0 to != 0 or from != 0 to 0,
1021 * update the power state.
1023 if (mt9m111->power_count == !on) {
1025 ret = mt9m111_power_on(mt9m111);
1027 mt9m111_power_off(mt9m111);
1031 /* Update the power count. */
1032 mt9m111->power_count += on ? 1 : -1;
1033 WARN_ON(mt9m111->power_count < 0);
1036 mutex_unlock(&mt9m111->power_lock);
1040 static const struct v4l2_ctrl_ops mt9m111_ctrl_ops = {
1041 .s_ctrl = mt9m111_s_ctrl,
1044 static const struct v4l2_subdev_core_ops mt9m111_subdev_core_ops = {
1045 .s_power = mt9m111_s_power,
1046 .log_status = v4l2_ctrl_subdev_log_status,
1047 .subscribe_event = v4l2_ctrl_subdev_subscribe_event,
1048 .unsubscribe_event = v4l2_event_subdev_unsubscribe,
1049 #ifdef CONFIG_VIDEO_ADV_DEBUG
1050 .g_register = mt9m111_g_register,
1051 .s_register = mt9m111_s_register,
1055 static int mt9m111_g_frame_interval(struct v4l2_subdev *sd,
1056 struct v4l2_subdev_frame_interval *fi)
1058 struct mt9m111 *mt9m111 = container_of(sd, struct mt9m111, subdev);
1060 fi->interval = mt9m111->frame_interval;
1065 static int mt9m111_s_frame_interval(struct v4l2_subdev *sd,
1066 struct v4l2_subdev_frame_interval *fi)
1068 struct mt9m111 *mt9m111 = container_of(sd, struct mt9m111, subdev);
1069 const struct mt9m111_mode_info *mode;
1070 struct v4l2_fract *fract = &fi->interval;
1073 if (mt9m111->is_streaming)
1079 if (fract->numerator == 0) {
1080 fract->denominator = 30;
1081 fract->numerator = 1;
1084 fps = DIV_ROUND_CLOSEST(fract->denominator, fract->numerator);
1086 /* Find best fitting mode. Do not update the mode if no one was found. */
1087 mode = mt9m111_find_mode(mt9m111, fps, mt9m111->width, mt9m111->height);
1091 if (mode->max_fps != fps) {
1092 fract->denominator = mode->max_fps;
1093 fract->numerator = 1;
1096 mt9m111->current_mode = mode;
1097 mt9m111->frame_interval = fi->interval;
1102 static int mt9m111_enum_mbus_code(struct v4l2_subdev *sd,
1103 struct v4l2_subdev_pad_config *cfg,
1104 struct v4l2_subdev_mbus_code_enum *code)
1106 if (code->pad || code->index >= ARRAY_SIZE(mt9m111_colour_fmts))
1109 code->code = mt9m111_colour_fmts[code->index].code;
1113 static int mt9m111_s_stream(struct v4l2_subdev *sd, int enable)
1115 struct mt9m111 *mt9m111 = container_of(sd, struct mt9m111, subdev);
1117 mt9m111->is_streaming = !!enable;
1121 static int mt9m111_init_cfg(struct v4l2_subdev *sd,
1122 struct v4l2_subdev_pad_config *cfg)
1124 #ifdef CONFIG_VIDEO_V4L2_SUBDEV_API
1125 struct v4l2_mbus_framefmt *format =
1126 v4l2_subdev_get_try_format(sd, cfg, 0);
1128 format->width = MT9M111_MAX_WIDTH;
1129 format->height = MT9M111_MAX_HEIGHT;
1130 format->code = mt9m111_colour_fmts[0].code;
1131 format->colorspace = mt9m111_colour_fmts[0].colorspace;
1132 format->field = V4L2_FIELD_NONE;
1133 format->ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
1134 format->quantization = V4L2_QUANTIZATION_DEFAULT;
1135 format->xfer_func = V4L2_XFER_FUNC_DEFAULT;
1140 static int mt9m111_g_mbus_config(struct v4l2_subdev *sd,
1141 struct v4l2_mbus_config *cfg)
1143 struct mt9m111 *mt9m111 = container_of(sd, struct mt9m111, subdev);
1145 cfg->flags = V4L2_MBUS_MASTER |
1146 V4L2_MBUS_HSYNC_ACTIVE_HIGH | V4L2_MBUS_VSYNC_ACTIVE_HIGH |
1147 V4L2_MBUS_DATA_ACTIVE_HIGH;
1149 cfg->flags |= mt9m111->pclk_sample ? V4L2_MBUS_PCLK_SAMPLE_RISING :
1150 V4L2_MBUS_PCLK_SAMPLE_FALLING;
1152 cfg->type = V4L2_MBUS_PARALLEL;
1157 static const struct v4l2_subdev_video_ops mt9m111_subdev_video_ops = {
1158 .g_mbus_config = mt9m111_g_mbus_config,
1159 .s_stream = mt9m111_s_stream,
1160 .g_frame_interval = mt9m111_g_frame_interval,
1161 .s_frame_interval = mt9m111_s_frame_interval,
1164 static const struct v4l2_subdev_pad_ops mt9m111_subdev_pad_ops = {
1165 .init_cfg = mt9m111_init_cfg,
1166 .enum_mbus_code = mt9m111_enum_mbus_code,
1167 .get_selection = mt9m111_get_selection,
1168 .set_selection = mt9m111_set_selection,
1169 .get_fmt = mt9m111_get_fmt,
1170 .set_fmt = mt9m111_set_fmt,
1173 static const struct v4l2_subdev_ops mt9m111_subdev_ops = {
1174 .core = &mt9m111_subdev_core_ops,
1175 .video = &mt9m111_subdev_video_ops,
1176 .pad = &mt9m111_subdev_pad_ops,
1180 * Interface active, can use i2c. If it fails, it can indeed mean, that
1181 * this wasn't our capture interface, so, we wait for the right one
1183 static int mt9m111_video_probe(struct i2c_client *client)
1185 struct mt9m111 *mt9m111 = to_mt9m111(client);
1189 ret = mt9m111_s_power(&mt9m111->subdev, 1);
1193 data = reg_read(CHIP_VERSION);
1196 case 0x143a: /* MT9M111 or MT9M131 */
1197 dev_info(&client->dev,
1198 "Detected a MT9M111/MT9M131 chip ID %x\n", data);
1200 case 0x148c: /* MT9M112 */
1201 dev_info(&client->dev, "Detected a MT9M112 chip ID %x\n", data);
1204 dev_err(&client->dev,
1205 "No MT9M111/MT9M112/MT9M131 chip detected register read %x\n",
1211 ret = mt9m111_init(mt9m111);
1215 ret = v4l2_ctrl_handler_setup(&mt9m111->hdl);
1218 mt9m111_s_power(&mt9m111->subdev, 0);
1222 static int mt9m111_probe_fw(struct i2c_client *client, struct mt9m111 *mt9m111)
1224 struct v4l2_fwnode_endpoint bus_cfg = {
1225 .bus_type = V4L2_MBUS_PARALLEL
1227 struct fwnode_handle *np;
1230 np = fwnode_graph_get_next_endpoint(dev_fwnode(&client->dev), NULL);
1234 ret = v4l2_fwnode_endpoint_parse(np, &bus_cfg);
1238 mt9m111->pclk_sample = !!(bus_cfg.bus.parallel.flags &
1239 V4L2_MBUS_PCLK_SAMPLE_RISING);
1242 fwnode_handle_put(np);
1246 static int mt9m111_probe(struct i2c_client *client,
1247 const struct i2c_device_id *did)
1249 struct mt9m111 *mt9m111;
1250 struct i2c_adapter *adapter = client->adapter;
1253 if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_WORD_DATA)) {
1254 dev_warn(&adapter->dev,
1255 "I2C-Adapter doesn't support I2C_FUNC_SMBUS_WORD\n");
1259 mt9m111 = devm_kzalloc(&client->dev, sizeof(struct mt9m111), GFP_KERNEL);
1263 if (dev_fwnode(&client->dev)) {
1264 ret = mt9m111_probe_fw(client, mt9m111);
1269 mt9m111->clk = v4l2_clk_get(&client->dev, "mclk");
1270 if (IS_ERR(mt9m111->clk))
1271 return PTR_ERR(mt9m111->clk);
1273 mt9m111->regulator = devm_regulator_get(&client->dev, "vdd");
1274 if (IS_ERR(mt9m111->regulator)) {
1275 dev_err(&client->dev, "regulator not found: %ld\n",
1276 PTR_ERR(mt9m111->regulator));
1277 return PTR_ERR(mt9m111->regulator);
1280 /* Default HIGHPOWER context */
1281 mt9m111->ctx = &context_b;
1283 v4l2_i2c_subdev_init(&mt9m111->subdev, client, &mt9m111_subdev_ops);
1284 mt9m111->subdev.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE |
1285 V4L2_SUBDEV_FL_HAS_EVENTS;
1287 v4l2_ctrl_handler_init(&mt9m111->hdl, 7);
1288 v4l2_ctrl_new_std(&mt9m111->hdl, &mt9m111_ctrl_ops,
1289 V4L2_CID_VFLIP, 0, 1, 1, 0);
1290 v4l2_ctrl_new_std(&mt9m111->hdl, &mt9m111_ctrl_ops,
1291 V4L2_CID_HFLIP, 0, 1, 1, 0);
1292 v4l2_ctrl_new_std(&mt9m111->hdl, &mt9m111_ctrl_ops,
1293 V4L2_CID_AUTO_WHITE_BALANCE, 0, 1, 1, 1);
1294 mt9m111->gain = v4l2_ctrl_new_std(&mt9m111->hdl, &mt9m111_ctrl_ops,
1295 V4L2_CID_GAIN, 0, 63 * 2 * 2, 1, 32);
1296 v4l2_ctrl_new_std_menu(&mt9m111->hdl,
1297 &mt9m111_ctrl_ops, V4L2_CID_EXPOSURE_AUTO, 1, 0,
1298 V4L2_EXPOSURE_AUTO);
1299 v4l2_ctrl_new_std_menu_items(&mt9m111->hdl,
1300 &mt9m111_ctrl_ops, V4L2_CID_TEST_PATTERN,
1301 ARRAY_SIZE(mt9m111_test_pattern_menu) - 1, 0, 0,
1302 mt9m111_test_pattern_menu);
1303 v4l2_ctrl_new_std_menu(&mt9m111->hdl, &mt9m111_ctrl_ops,
1304 V4L2_CID_COLORFX, V4L2_COLORFX_SOLARIZATION,
1305 ~(BIT(V4L2_COLORFX_NONE) |
1306 BIT(V4L2_COLORFX_BW) |
1307 BIT(V4L2_COLORFX_SEPIA) |
1308 BIT(V4L2_COLORFX_NEGATIVE) |
1309 BIT(V4L2_COLORFX_SOLARIZATION)),
1311 mt9m111->subdev.ctrl_handler = &mt9m111->hdl;
1312 if (mt9m111->hdl.error) {
1313 ret = mt9m111->hdl.error;
1317 #ifdef CONFIG_MEDIA_CONTROLLER
1318 mt9m111->pad.flags = MEDIA_PAD_FL_SOURCE;
1319 mt9m111->subdev.entity.function = MEDIA_ENT_F_CAM_SENSOR;
1320 ret = media_entity_pads_init(&mt9m111->subdev.entity, 1, &mt9m111->pad);
1325 mt9m111->current_mode = &mt9m111_mode_data[MT9M111_MODE_SXGA_15FPS];
1326 mt9m111->frame_interval.numerator = 1;
1327 mt9m111->frame_interval.denominator = mt9m111->current_mode->max_fps;
1329 /* Second stage probe - when a capture adapter is there */
1330 mt9m111->rect.left = MT9M111_MIN_DARK_COLS;
1331 mt9m111->rect.top = MT9M111_MIN_DARK_ROWS;
1332 mt9m111->rect.width = MT9M111_MAX_WIDTH;
1333 mt9m111->rect.height = MT9M111_MAX_HEIGHT;
1334 mt9m111->width = mt9m111->rect.width;
1335 mt9m111->height = mt9m111->rect.height;
1336 mt9m111->fmt = &mt9m111_colour_fmts[0];
1337 mt9m111->lastpage = -1;
1338 mutex_init(&mt9m111->power_lock);
1340 ret = mt9m111_video_probe(client);
1342 goto out_entityclean;
1344 mt9m111->subdev.dev = &client->dev;
1345 ret = v4l2_async_register_subdev(&mt9m111->subdev);
1347 goto out_entityclean;
1352 #ifdef CONFIG_MEDIA_CONTROLLER
1353 media_entity_cleanup(&mt9m111->subdev.entity);
1356 v4l2_ctrl_handler_free(&mt9m111->hdl);
1358 v4l2_clk_put(mt9m111->clk);
1363 static int mt9m111_remove(struct i2c_client *client)
1365 struct mt9m111 *mt9m111 = to_mt9m111(client);
1367 v4l2_async_unregister_subdev(&mt9m111->subdev);
1368 media_entity_cleanup(&mt9m111->subdev.entity);
1369 v4l2_clk_put(mt9m111->clk);
1370 v4l2_ctrl_handler_free(&mt9m111->hdl);
1374 static const struct of_device_id mt9m111_of_match[] = {
1375 { .compatible = "micron,mt9m111", },
1378 MODULE_DEVICE_TABLE(of, mt9m111_of_match);
1380 static const struct i2c_device_id mt9m111_id[] = {
1384 MODULE_DEVICE_TABLE(i2c, mt9m111_id);
1386 static struct i2c_driver mt9m111_i2c_driver = {
1389 .of_match_table = of_match_ptr(mt9m111_of_match),
1391 .probe = mt9m111_probe,
1392 .remove = mt9m111_remove,
1393 .id_table = mt9m111_id,
1396 module_i2c_driver(mt9m111_i2c_driver);
1398 MODULE_DESCRIPTION("Micron/Aptina MT9M111/MT9M112/MT9M131 Camera driver");
1399 MODULE_AUTHOR("Robert Jarzmik");
1400 MODULE_LICENSE("GPL");