blob: 28df1752202eb0fbb976d625c1c2b20846040cd7 [file] [log] [blame]
Robert Jarzmik77110ab2008-08-14 12:02:51 -03001/*
Philipp Wiesnerc8cf0782010-08-03 07:57:39 -03002 * Driver for MT9M111/MT9M112/MT9M131 CMOS Image Sensor from Micron/Aptina
Robert Jarzmik77110ab2008-08-14 12:02:51 -03003 *
4 * Copyright (C) 2008, Robert Jarzmik <robert.jarzmik@free.fr>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10#include <linux/videodev2.h>
11#include <linux/slab.h>
12#include <linux/i2c.h>
13#include <linux/log2.h>
14#include <linux/gpio.h>
15#include <linux/delay.h>
16
17#include <media/v4l2-common.h>
18#include <media/v4l2-chip-ident.h>
19#include <media/soc_camera.h>
20
21/*
Philipp Wiesnerc8cf0782010-08-03 07:57:39 -030022 * MT9M111, MT9M112 and MT9M131:
23 * i2c address is 0x48 or 0x5d (depending on SADDR pin)
Robert Jarzmik77110ab2008-08-14 12:02:51 -030024 * The platform has to define i2c_board_info and call i2c_register_board_info()
25 */
26
Philipp Wiesnerc8cf0782010-08-03 07:57:39 -030027/*
28 * Sensor core register addresses (0x000..0x0ff)
29 */
Robert Jarzmik77110ab2008-08-14 12:02:51 -030030#define MT9M111_CHIP_VERSION 0x000
31#define MT9M111_ROW_START 0x001
32#define MT9M111_COLUMN_START 0x002
33#define MT9M111_WINDOW_HEIGHT 0x003
34#define MT9M111_WINDOW_WIDTH 0x004
35#define MT9M111_HORIZONTAL_BLANKING_B 0x005
36#define MT9M111_VERTICAL_BLANKING_B 0x006
37#define MT9M111_HORIZONTAL_BLANKING_A 0x007
38#define MT9M111_VERTICAL_BLANKING_A 0x008
39#define MT9M111_SHUTTER_WIDTH 0x009
40#define MT9M111_ROW_SPEED 0x00a
41#define MT9M111_EXTRA_DELAY 0x00b
42#define MT9M111_SHUTTER_DELAY 0x00c
43#define MT9M111_RESET 0x00d
44#define MT9M111_READ_MODE_B 0x020
45#define MT9M111_READ_MODE_A 0x021
46#define MT9M111_FLASH_CONTROL 0x023
47#define MT9M111_GREEN1_GAIN 0x02b
48#define MT9M111_BLUE_GAIN 0x02c
49#define MT9M111_RED_GAIN 0x02d
50#define MT9M111_GREEN2_GAIN 0x02e
51#define MT9M111_GLOBAL_GAIN 0x02f
52#define MT9M111_CONTEXT_CONTROL 0x0c8
53#define MT9M111_PAGE_MAP 0x0f0
54#define MT9M111_BYTE_WISE_ADDR 0x0f1
55
56#define MT9M111_RESET_SYNC_CHANGES (1 << 15)
57#define MT9M111_RESET_RESTART_BAD_FRAME (1 << 9)
58#define MT9M111_RESET_SHOW_BAD_FRAMES (1 << 8)
59#define MT9M111_RESET_RESET_SOC (1 << 5)
60#define MT9M111_RESET_OUTPUT_DISABLE (1 << 4)
61#define MT9M111_RESET_CHIP_ENABLE (1 << 3)
62#define MT9M111_RESET_ANALOG_STANDBY (1 << 2)
63#define MT9M111_RESET_RESTART_FRAME (1 << 1)
64#define MT9M111_RESET_RESET_MODE (1 << 0)
65
66#define MT9M111_RMB_MIRROR_COLS (1 << 1)
67#define MT9M111_RMB_MIRROR_ROWS (1 << 0)
68#define MT9M111_CTXT_CTRL_RESTART (1 << 15)
69#define MT9M111_CTXT_CTRL_DEFECTCOR_B (1 << 12)
70#define MT9M111_CTXT_CTRL_RESIZE_B (1 << 10)
71#define MT9M111_CTXT_CTRL_CTRL2_B (1 << 9)
72#define MT9M111_CTXT_CTRL_GAMMA_B (1 << 8)
73#define MT9M111_CTXT_CTRL_XENON_EN (1 << 7)
74#define MT9M111_CTXT_CTRL_READ_MODE_B (1 << 3)
75#define MT9M111_CTXT_CTRL_LED_FLASH_EN (1 << 2)
76#define MT9M111_CTXT_CTRL_VBLANK_SEL_B (1 << 1)
77#define MT9M111_CTXT_CTRL_HBLANK_SEL_B (1 << 0)
Philipp Wiesnerc8cf0782010-08-03 07:57:39 -030078
Robert Jarzmik77110ab2008-08-14 12:02:51 -030079/*
Philipp Wiesnerc8cf0782010-08-03 07:57:39 -030080 * Colorpipe register addresses (0x100..0x1ff)
Robert Jarzmik77110ab2008-08-14 12:02:51 -030081 */
82#define MT9M111_OPER_MODE_CTRL 0x106
83#define MT9M111_OUTPUT_FORMAT_CTRL 0x108
84#define MT9M111_REDUCER_XZOOM_B 0x1a0
85#define MT9M111_REDUCER_XSIZE_B 0x1a1
86#define MT9M111_REDUCER_YZOOM_B 0x1a3
87#define MT9M111_REDUCER_YSIZE_B 0x1a4
88#define MT9M111_REDUCER_XZOOM_A 0x1a6
89#define MT9M111_REDUCER_XSIZE_A 0x1a7
90#define MT9M111_REDUCER_YZOOM_A 0x1a9
91#define MT9M111_REDUCER_YSIZE_A 0x1aa
92
93#define MT9M111_OUTPUT_FORMAT_CTRL2_A 0x13a
94#define MT9M111_OUTPUT_FORMAT_CTRL2_B 0x19b
95
96#define MT9M111_OPMODE_AUTOEXPO_EN (1 << 14)
Robert Jarzmik39bf3722008-12-18 11:29:05 -030097#define MT9M111_OPMODE_AUTOWHITEBAL_EN (1 << 1)
Robert Jarzmik77110ab2008-08-14 12:02:51 -030098
99#define MT9M111_OUTFMT_PROCESSED_BAYER (1 << 14)
100#define MT9M111_OUTFMT_BYPASS_IFP (1 << 10)
101#define MT9M111_OUTFMT_INV_PIX_CLOCK (1 << 9)
102#define MT9M111_OUTFMT_RGB (1 << 8)
103#define MT9M111_OUTFMT_RGB565 (0x0 << 6)
104#define MT9M111_OUTFMT_RGB555 (0x1 << 6)
105#define MT9M111_OUTFMT_RGB444x (0x2 << 6)
106#define MT9M111_OUTFMT_RGBx444 (0x3 << 6)
107#define MT9M111_OUTFMT_TST_RAMP_OFF (0x0 << 4)
108#define MT9M111_OUTFMT_TST_RAMP_COL (0x1 << 4)
109#define MT9M111_OUTFMT_TST_RAMP_ROW (0x2 << 4)
110#define MT9M111_OUTFMT_TST_RAMP_FRAME (0x3 << 4)
111#define MT9M111_OUTFMT_SHIFT_3_UP (1 << 3)
112#define MT9M111_OUTFMT_AVG_CHROMA (1 << 2)
113#define MT9M111_OUTFMT_SWAP_YCbCr_C_Y (1 << 1)
114#define MT9M111_OUTFMT_SWAP_RGB_EVEN (1 << 1)
115#define MT9M111_OUTFMT_SWAP_YCbCr_Cb_Cr (1 << 0)
Philipp Wiesnerc8cf0782010-08-03 07:57:39 -0300116
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300117/*
Philipp Wiesnerc8cf0782010-08-03 07:57:39 -0300118 * Camera control register addresses (0x200..0x2ff not implemented)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300119 */
120
Guennadi Liakhovetski9538e1c2009-04-24 12:57:01 -0300121#define reg_read(reg) mt9m111_reg_read(client, MT9M111_##reg)
122#define reg_write(reg, val) mt9m111_reg_write(client, MT9M111_##reg, (val))
123#define reg_set(reg, val) mt9m111_reg_set(client, MT9M111_##reg, (val))
124#define reg_clear(reg, val) mt9m111_reg_clear(client, MT9M111_##reg, (val))
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300125
126#define MT9M111_MIN_DARK_ROWS 8
127#define MT9M111_MIN_DARK_COLS 24
128#define MT9M111_MAX_HEIGHT 1024
129#define MT9M111_MAX_WIDTH 1280
130
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300131/* MT9M111 has only one fixed colorspace per pixelcode */
132struct mt9m111_datafmt {
133 enum v4l2_mbus_pixelcode code;
134 enum v4l2_colorspace colorspace;
135};
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300136
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300137/* Find a data format by a pixel code in an array */
138static const struct mt9m111_datafmt *mt9m111_find_datafmt(
139 enum v4l2_mbus_pixelcode code, const struct mt9m111_datafmt *fmt,
140 int n)
141{
142 int i;
143 for (i = 0; i < n; i++)
144 if (fmt[i].code == code)
145 return fmt + i;
146
147 return NULL;
148}
149
150static const struct mt9m111_datafmt mt9m111_colour_fmts[] = {
Guennadi Liakhovetskiace6e972010-07-22 16:52:51 -0300151 {V4L2_MBUS_FMT_YUYV8_2X8, V4L2_COLORSPACE_JPEG},
152 {V4L2_MBUS_FMT_YVYU8_2X8, V4L2_COLORSPACE_JPEG},
153 {V4L2_MBUS_FMT_UYVY8_2X8, V4L2_COLORSPACE_JPEG},
154 {V4L2_MBUS_FMT_VYUY8_2X8, V4L2_COLORSPACE_JPEG},
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300155 {V4L2_MBUS_FMT_RGB555_2X8_PADHI_LE, V4L2_COLORSPACE_SRGB},
156 {V4L2_MBUS_FMT_RGB565_2X8_LE, V4L2_COLORSPACE_SRGB},
157 {V4L2_MBUS_FMT_SBGGR8_1X8, V4L2_COLORSPACE_SRGB},
158 {V4L2_MBUS_FMT_SBGGR10_2X8_PADHI_LE, V4L2_COLORSPACE_SRGB},
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300159};
160
161enum mt9m111_context {
162 HIGHPOWER = 0,
163 LOWPOWER,
164};
165
166struct mt9m111 {
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300167 struct v4l2_subdev subdev;
Philipp Wiesnerc8cf0782010-08-03 07:57:39 -0300168 int model; /* V4L2_IDENT_MT9M111 or V4L2_IDENT_MT9M112 code
169 * from v4l2-chip-ident.h */
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300170 enum mt9m111_context context;
Guennadi Liakhovetski09e231b2009-03-13 06:08:20 -0300171 struct v4l2_rect rect;
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300172 const struct mt9m111_datafmt *fmt;
Guennadi Liakhovetski96c75392009-08-25 11:53:23 -0300173 unsigned int gain;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300174 unsigned char autoexposure;
175 unsigned char datawidth;
176 unsigned int powered:1;
177 unsigned int hflip:1;
178 unsigned int vflip:1;
179 unsigned int swap_rgb_even_odd:1;
180 unsigned int swap_rgb_red_blue:1;
181 unsigned int swap_yuv_y_chromas:1;
182 unsigned int swap_yuv_cb_cr:1;
Robert Jarzmik39bf3722008-12-18 11:29:05 -0300183 unsigned int autowhitebalance:1;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300184};
185
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300186static struct mt9m111 *to_mt9m111(const struct i2c_client *client)
187{
188 return container_of(i2c_get_clientdata(client), struct mt9m111, subdev);
189}
190
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300191static int reg_page_map_set(struct i2c_client *client, const u16 reg)
192{
193 int ret;
194 u16 page;
195 static int lastpage = -1; /* PageMap cache value */
196
197 page = (reg >> 8);
198 if (page == lastpage)
199 return 0;
200 if (page > 2)
201 return -EINVAL;
202
203 ret = i2c_smbus_write_word_data(client, MT9M111_PAGE_MAP, swab16(page));
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300204 if (!ret)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300205 lastpage = page;
206 return ret;
207}
208
Guennadi Liakhovetski9538e1c2009-04-24 12:57:01 -0300209static int mt9m111_reg_read(struct i2c_client *client, const u16 reg)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300210{
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300211 int ret;
212
213 ret = reg_page_map_set(client, reg);
214 if (!ret)
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -0300215 ret = swab16(i2c_smbus_read_word_data(client, reg & 0xff));
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300216
Guennadi Liakhovetski9538e1c2009-04-24 12:57:01 -0300217 dev_dbg(&client->dev, "read reg.%03x -> %04x\n", reg, ret);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300218 return ret;
219}
220
Guennadi Liakhovetski9538e1c2009-04-24 12:57:01 -0300221static int mt9m111_reg_write(struct i2c_client *client, const u16 reg,
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300222 const u16 data)
223{
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300224 int ret;
225
226 ret = reg_page_map_set(client, reg);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300227 if (!ret)
Guennadi Liakhovetski40e2e092009-08-25 11:28:22 -0300228 ret = i2c_smbus_write_word_data(client, reg & 0xff,
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300229 swab16(data));
Guennadi Liakhovetski9538e1c2009-04-24 12:57:01 -0300230 dev_dbg(&client->dev, "write reg.%03x = %04x -> %d\n", reg, data, ret);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300231 return ret;
232}
233
Guennadi Liakhovetski9538e1c2009-04-24 12:57:01 -0300234static int mt9m111_reg_set(struct i2c_client *client, const u16 reg,
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300235 const u16 data)
236{
237 int ret;
238
Guennadi Liakhovetski9538e1c2009-04-24 12:57:01 -0300239 ret = mt9m111_reg_read(client, reg);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300240 if (ret >= 0)
Guennadi Liakhovetski9538e1c2009-04-24 12:57:01 -0300241 ret = mt9m111_reg_write(client, reg, ret | data);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300242 return ret;
243}
244
Guennadi Liakhovetski9538e1c2009-04-24 12:57:01 -0300245static int mt9m111_reg_clear(struct i2c_client *client, const u16 reg,
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300246 const u16 data)
247{
248 int ret;
249
Guennadi Liakhovetski9538e1c2009-04-24 12:57:01 -0300250 ret = mt9m111_reg_read(client, reg);
251 return mt9m111_reg_write(client, reg, ret & ~data);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300252}
253
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300254static int mt9m111_set_context(struct i2c_client *client,
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300255 enum mt9m111_context ctxt)
256{
257 int valB = MT9M111_CTXT_CTRL_RESTART | MT9M111_CTXT_CTRL_DEFECTCOR_B
258 | MT9M111_CTXT_CTRL_RESIZE_B | MT9M111_CTXT_CTRL_CTRL2_B
259 | MT9M111_CTXT_CTRL_GAMMA_B | MT9M111_CTXT_CTRL_READ_MODE_B
260 | MT9M111_CTXT_CTRL_VBLANK_SEL_B
261 | MT9M111_CTXT_CTRL_HBLANK_SEL_B;
262 int valA = MT9M111_CTXT_CTRL_RESTART;
263
264 if (ctxt == HIGHPOWER)
265 return reg_write(CONTEXT_CONTROL, valB);
266 else
267 return reg_write(CONTEXT_CONTROL, valA);
268}
269
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300270static int mt9m111_setup_rect(struct i2c_client *client,
Guennadi Liakhovetski09e231b2009-03-13 06:08:20 -0300271 struct v4l2_rect *rect)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300272{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300273 struct mt9m111 *mt9m111 = to_mt9m111(client);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300274 int ret, is_raw_format;
Guennadi Liakhovetski09e231b2009-03-13 06:08:20 -0300275 int width = rect->width;
276 int height = rect->height;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300277
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300278 if (mt9m111->fmt->code == V4L2_MBUS_FMT_SBGGR8_1X8 ||
279 mt9m111->fmt->code == V4L2_MBUS_FMT_SBGGR10_2X8_PADHI_LE)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300280 is_raw_format = 1;
281 else
282 is_raw_format = 0;
283
Guennadi Liakhovetski09e231b2009-03-13 06:08:20 -0300284 ret = reg_write(COLUMN_START, rect->left);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300285 if (!ret)
Guennadi Liakhovetski09e231b2009-03-13 06:08:20 -0300286 ret = reg_write(ROW_START, rect->top);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300287
288 if (is_raw_format) {
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300289 if (!ret)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300290 ret = reg_write(WINDOW_WIDTH, width);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300291 if (!ret)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300292 ret = reg_write(WINDOW_HEIGHT, height);
293 } else {
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300294 if (!ret)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300295 ret = reg_write(REDUCER_XZOOM_B, MT9M111_MAX_WIDTH);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300296 if (!ret)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300297 ret = reg_write(REDUCER_YZOOM_B, MT9M111_MAX_HEIGHT);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300298 if (!ret)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300299 ret = reg_write(REDUCER_XSIZE_B, width);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300300 if (!ret)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300301 ret = reg_write(REDUCER_YSIZE_B, height);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300302 if (!ret)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300303 ret = reg_write(REDUCER_XZOOM_A, MT9M111_MAX_WIDTH);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300304 if (!ret)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300305 ret = reg_write(REDUCER_YZOOM_A, MT9M111_MAX_HEIGHT);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300306 if (!ret)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300307 ret = reg_write(REDUCER_XSIZE_A, width);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300308 if (!ret)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300309 ret = reg_write(REDUCER_YSIZE_A, height);
310 }
311
312 return ret;
313}
314
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300315static int mt9m111_setup_pixfmt(struct i2c_client *client, u16 outfmt)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300316{
317 int ret;
318
319 ret = reg_write(OUTPUT_FORMAT_CTRL2_A, outfmt);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300320 if (!ret)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300321 ret = reg_write(OUTPUT_FORMAT_CTRL2_B, outfmt);
322 return ret;
323}
324
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300325static int mt9m111_setfmt_bayer8(struct i2c_client *client)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300326{
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300327 return mt9m111_setup_pixfmt(client, MT9M111_OUTFMT_PROCESSED_BAYER |
328 MT9M111_OUTFMT_RGB);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300329}
330
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300331static int mt9m111_setfmt_bayer10(struct i2c_client *client)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300332{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300333 return mt9m111_setup_pixfmt(client, MT9M111_OUTFMT_BYPASS_IFP);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300334}
335
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300336static int mt9m111_setfmt_rgb565(struct i2c_client *client)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300337{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300338 struct mt9m111 *mt9m111 = to_mt9m111(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300339 int val = 0;
340
341 if (mt9m111->swap_rgb_red_blue)
342 val |= MT9M111_OUTFMT_SWAP_YCbCr_Cb_Cr;
343 if (mt9m111->swap_rgb_even_odd)
344 val |= MT9M111_OUTFMT_SWAP_RGB_EVEN;
345 val |= MT9M111_OUTFMT_RGB | MT9M111_OUTFMT_RGB565;
346
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300347 return mt9m111_setup_pixfmt(client, val);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300348}
349
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300350static int mt9m111_setfmt_rgb555(struct i2c_client *client)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300351{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300352 struct mt9m111 *mt9m111 = to_mt9m111(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300353 int val = 0;
354
355 if (mt9m111->swap_rgb_red_blue)
356 val |= MT9M111_OUTFMT_SWAP_YCbCr_Cb_Cr;
357 if (mt9m111->swap_rgb_even_odd)
358 val |= MT9M111_OUTFMT_SWAP_RGB_EVEN;
359 val |= MT9M111_OUTFMT_RGB | MT9M111_OUTFMT_RGB555;
360
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300361 return mt9m111_setup_pixfmt(client, val);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300362}
363
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300364static int mt9m111_setfmt_yuv(struct i2c_client *client)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300365{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300366 struct mt9m111 *mt9m111 = to_mt9m111(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300367 int val = 0;
368
369 if (mt9m111->swap_yuv_cb_cr)
370 val |= MT9M111_OUTFMT_SWAP_YCbCr_Cb_Cr;
371 if (mt9m111->swap_yuv_y_chromas)
372 val |= MT9M111_OUTFMT_SWAP_YCbCr_C_Y;
373
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300374 return mt9m111_setup_pixfmt(client, val);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300375}
376
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300377static int mt9m111_enable(struct i2c_client *client)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300378{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300379 struct mt9m111 *mt9m111 = to_mt9m111(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300380 int ret;
381
382 ret = reg_set(RESET, MT9M111_RESET_CHIP_ENABLE);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300383 if (!ret)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300384 mt9m111->powered = 1;
385 return ret;
386}
387
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300388static int mt9m111_reset(struct i2c_client *client)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300389{
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300390 int ret;
391
392 ret = reg_set(RESET, MT9M111_RESET_RESET_MODE);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300393 if (!ret)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300394 ret = reg_set(RESET, MT9M111_RESET_RESET_SOC);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300395 if (!ret)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300396 ret = reg_clear(RESET, MT9M111_RESET_RESET_MODE
397 | MT9M111_RESET_RESET_SOC);
Antonio Ospiteafb13682009-02-23 12:13:24 -0300398
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300399 return ret;
400}
401
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300402static unsigned long mt9m111_query_bus_param(struct soc_camera_device *icd)
403{
Guennadi Liakhovetski40e2e092009-08-25 11:28:22 -0300404 struct soc_camera_link *icl = to_soc_camera_link(icd);
Guennadi Liakhovetskibd73b362008-12-23 05:54:45 -0300405 unsigned long flags = SOCAM_MASTER | SOCAM_PCLK_SAMPLE_RISING |
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300406 SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_HIGH |
Guennadi Liakhovetski2d9329f2009-02-23 12:12:58 -0300407 SOCAM_DATA_ACTIVE_HIGH | SOCAM_DATAWIDTH_8;
Guennadi Liakhovetskibd73b362008-12-23 05:54:45 -0300408
409 return soc_camera_apply_sensor_flags(icl, flags);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300410}
411
412static int mt9m111_set_bus_param(struct soc_camera_device *icd, unsigned long f)
413{
414 return 0;
415}
416
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -0300417static int mt9m111_make_rect(struct i2c_client *client,
418 struct v4l2_rect *rect)
419{
420 struct mt9m111 *mt9m111 = to_mt9m111(client);
421
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300422 if (mt9m111->fmt->code == V4L2_MBUS_FMT_SBGGR8_1X8 ||
423 mt9m111->fmt->code == V4L2_MBUS_FMT_SBGGR10_2X8_PADHI_LE) {
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -0300424 /* Bayer format - even size lengths */
425 rect->width = ALIGN(rect->width, 2);
426 rect->height = ALIGN(rect->height, 2);
427 /* Let the user play with the starting pixel */
428 }
429
430 /* FIXME: the datasheet doesn't specify minimum sizes */
431 soc_camera_limit_side(&rect->left, &rect->width,
432 MT9M111_MIN_DARK_COLS, 2, MT9M111_MAX_WIDTH);
433
434 soc_camera_limit_side(&rect->top, &rect->height,
435 MT9M111_MIN_DARK_ROWS, 2, MT9M111_MAX_HEIGHT);
436
437 return mt9m111_setup_rect(client, rect);
438}
439
Guennadi Liakhovetski08590b92009-08-25 11:46:54 -0300440static int mt9m111_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
Guennadi Liakhovetski09e231b2009-03-13 06:08:20 -0300441{
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -0300442 struct v4l2_rect rect = a->c;
Guennadi Liakhovetski08590b92009-08-25 11:46:54 -0300443 struct i2c_client *client = sd->priv;
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300444 struct mt9m111 *mt9m111 = to_mt9m111(client);
Guennadi Liakhovetski09e231b2009-03-13 06:08:20 -0300445 int ret;
446
Guennadi Liakhovetski85f8be62009-08-25 11:47:00 -0300447 dev_dbg(&client->dev, "%s left=%d, top=%d, width=%d, height=%d\n",
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -0300448 __func__, rect.left, rect.top, rect.width, rect.height);
Guennadi Liakhovetski09e231b2009-03-13 06:08:20 -0300449
Michael Grzeschik6b6d33c2010-08-03 07:57:44 -0300450 if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
451 return -EINVAL;
452
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -0300453 ret = mt9m111_make_rect(client, &rect);
Guennadi Liakhovetski09e231b2009-03-13 06:08:20 -0300454 if (!ret)
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -0300455 mt9m111->rect = rect;
Guennadi Liakhovetski09e231b2009-03-13 06:08:20 -0300456 return ret;
457}
458
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -0300459static int mt9m111_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
460{
461 struct i2c_client *client = sd->priv;
462 struct mt9m111 *mt9m111 = to_mt9m111(client);
463
464 a->c = mt9m111->rect;
465 a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
466
467 return 0;
468}
469
470static int mt9m111_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
471{
Michael Grzeschik6b6d33c2010-08-03 07:57:44 -0300472 if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
473 return -EINVAL;
474
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -0300475 a->bounds.left = MT9M111_MIN_DARK_COLS;
476 a->bounds.top = MT9M111_MIN_DARK_ROWS;
477 a->bounds.width = MT9M111_MAX_WIDTH;
478 a->bounds.height = MT9M111_MAX_HEIGHT;
479 a->defrect = a->bounds;
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -0300480 a->pixelaspect.numerator = 1;
481 a->pixelaspect.denominator = 1;
482
483 return 0;
484}
485
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300486static int mt9m111_g_fmt(struct v4l2_subdev *sd,
487 struct v4l2_mbus_framefmt *mf)
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -0300488{
489 struct i2c_client *client = sd->priv;
490 struct mt9m111 *mt9m111 = to_mt9m111(client);
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -0300491
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300492 mf->width = mt9m111->rect.width;
493 mf->height = mt9m111->rect.height;
494 mf->code = mt9m111->fmt->code;
495 mf->field = V4L2_FIELD_NONE;
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -0300496
497 return 0;
498}
499
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300500static int mt9m111_set_pixfmt(struct i2c_client *client,
501 enum v4l2_mbus_pixelcode code)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300502{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300503 struct mt9m111 *mt9m111 = to_mt9m111(client);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300504 int ret;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300505
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300506 switch (code) {
507 case V4L2_MBUS_FMT_SBGGR8_1X8:
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300508 ret = mt9m111_setfmt_bayer8(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300509 break;
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300510 case V4L2_MBUS_FMT_SBGGR10_2X8_PADHI_LE:
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300511 ret = mt9m111_setfmt_bayer10(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300512 break;
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300513 case V4L2_MBUS_FMT_RGB555_2X8_PADHI_LE:
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300514 ret = mt9m111_setfmt_rgb555(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300515 break;
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300516 case V4L2_MBUS_FMT_RGB565_2X8_LE:
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300517 ret = mt9m111_setfmt_rgb565(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300518 break;
Guennadi Liakhovetskiace6e972010-07-22 16:52:51 -0300519 case V4L2_MBUS_FMT_UYVY8_2X8:
Robert Jarzmik88f4b892008-12-17 14:05:31 -0300520 mt9m111->swap_yuv_y_chromas = 0;
521 mt9m111->swap_yuv_cb_cr = 0;
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300522 ret = mt9m111_setfmt_yuv(client);
Robert Jarzmik88f4b892008-12-17 14:05:31 -0300523 break;
Guennadi Liakhovetskiace6e972010-07-22 16:52:51 -0300524 case V4L2_MBUS_FMT_VYUY8_2X8:
Robert Jarzmik88f4b892008-12-17 14:05:31 -0300525 mt9m111->swap_yuv_y_chromas = 0;
526 mt9m111->swap_yuv_cb_cr = 1;
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300527 ret = mt9m111_setfmt_yuv(client);
Robert Jarzmik88f4b892008-12-17 14:05:31 -0300528 break;
Guennadi Liakhovetskiace6e972010-07-22 16:52:51 -0300529 case V4L2_MBUS_FMT_YUYV8_2X8:
Robert Jarzmik88f4b892008-12-17 14:05:31 -0300530 mt9m111->swap_yuv_y_chromas = 1;
531 mt9m111->swap_yuv_cb_cr = 0;
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300532 ret = mt9m111_setfmt_yuv(client);
Robert Jarzmik88f4b892008-12-17 14:05:31 -0300533 break;
Guennadi Liakhovetskiace6e972010-07-22 16:52:51 -0300534 case V4L2_MBUS_FMT_YVYU8_2X8:
Robert Jarzmik88f4b892008-12-17 14:05:31 -0300535 mt9m111->swap_yuv_y_chromas = 1;
536 mt9m111->swap_yuv_cb_cr = 1;
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300537 ret = mt9m111_setfmt_yuv(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300538 break;
539 default:
Guennadi Liakhovetski96c75392009-08-25 11:53:23 -0300540 dev_err(&client->dev, "Pixel format not handled : %x\n",
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300541 code);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300542 ret = -EINVAL;
543 }
544
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300545 return ret;
546}
547
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300548static int mt9m111_s_fmt(struct v4l2_subdev *sd,
549 struct v4l2_mbus_framefmt *mf)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300550{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300551 struct i2c_client *client = sd->priv;
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300552 const struct mt9m111_datafmt *fmt;
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300553 struct mt9m111 *mt9m111 = to_mt9m111(client);
Guennadi Liakhovetski09e231b2009-03-13 06:08:20 -0300554 struct v4l2_rect rect = {
555 .left = mt9m111->rect.left,
556 .top = mt9m111->rect.top,
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300557 .width = mf->width,
558 .height = mf->height,
Guennadi Liakhovetski09e231b2009-03-13 06:08:20 -0300559 };
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300560 int ret;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300561
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300562 fmt = mt9m111_find_datafmt(mf->code, mt9m111_colour_fmts,
563 ARRAY_SIZE(mt9m111_colour_fmts));
564 if (!fmt)
565 return -EINVAL;
566
Guennadi Liakhovetski96c75392009-08-25 11:53:23 -0300567 dev_dbg(&client->dev,
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300568 "%s code=%x left=%d, top=%d, width=%d, height=%d\n", __func__,
569 mf->code, rect.left, rect.top, rect.width, rect.height);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300570
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -0300571 ret = mt9m111_make_rect(client, &rect);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300572 if (!ret)
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300573 ret = mt9m111_set_pixfmt(client, mf->code);
574 if (!ret) {
575 mt9m111->rect = rect;
576 mt9m111->fmt = fmt;
577 mf->colorspace = fmt->colorspace;
578 }
579
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300580 return ret;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300581}
582
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300583static int mt9m111_try_fmt(struct v4l2_subdev *sd,
584 struct v4l2_mbus_framefmt *mf)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300585{
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300586 struct i2c_client *client = sd->priv;
587 struct mt9m111 *mt9m111 = to_mt9m111(client);
588 const struct mt9m111_datafmt *fmt;
589 bool bayer = mf->code == V4L2_MBUS_FMT_SBGGR8_1X8 ||
590 mf->code == V4L2_MBUS_FMT_SBGGR10_2X8_PADHI_LE;
591
592 fmt = mt9m111_find_datafmt(mf->code, mt9m111_colour_fmts,
593 ARRAY_SIZE(mt9m111_colour_fmts));
594 if (!fmt) {
595 fmt = mt9m111->fmt;
596 mf->code = fmt->code;
597 }
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -0300598
599 /*
600 * With Bayer format enforce even side lengths, but let the user play
601 * with the starting pixel
602 */
Guennadi Liakhovetski64f59052008-12-18 11:51:55 -0300603
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300604 if (mf->height > MT9M111_MAX_HEIGHT)
605 mf->height = MT9M111_MAX_HEIGHT;
606 else if (mf->height < 2)
607 mf->height = 2;
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -0300608 else if (bayer)
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300609 mf->height = ALIGN(mf->height, 2);
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -0300610
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300611 if (mf->width > MT9M111_MAX_WIDTH)
612 mf->width = MT9M111_MAX_WIDTH;
613 else if (mf->width < 2)
614 mf->width = 2;
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -0300615 else if (bayer)
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300616 mf->width = ALIGN(mf->width, 2);
617
618 mf->colorspace = fmt->colorspace;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300619
620 return 0;
621}
622
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300623static int mt9m111_g_chip_ident(struct v4l2_subdev *sd,
624 struct v4l2_dbg_chip_ident *id)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300625{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300626 struct i2c_client *client = sd->priv;
627 struct mt9m111 *mt9m111 = to_mt9m111(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300628
Hans Verkuilaecde8b2008-12-30 07:14:19 -0300629 if (id->match.type != V4L2_CHIP_MATCH_I2C_ADDR)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300630 return -EINVAL;
631
Guennadi Liakhovetski40e2e092009-08-25 11:28:22 -0300632 if (id->match.addr != client->addr)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300633 return -ENODEV;
634
635 id->ident = mt9m111->model;
636 id->revision = 0;
637
638 return 0;
639}
640
641#ifdef CONFIG_VIDEO_ADV_DEBUG
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300642static int mt9m111_g_register(struct v4l2_subdev *sd,
643 struct v4l2_dbg_register *reg)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300644{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300645 struct i2c_client *client = sd->priv;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300646 int val;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300647
Hans Verkuilaecde8b2008-12-30 07:14:19 -0300648 if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0x2ff)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300649 return -EINVAL;
Guennadi Liakhovetski9538e1c2009-04-24 12:57:01 -0300650 if (reg->match.addr != client->addr)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300651 return -ENODEV;
652
Guennadi Liakhovetski9538e1c2009-04-24 12:57:01 -0300653 val = mt9m111_reg_read(client, reg->reg);
Hans Verkuilaecde8b2008-12-30 07:14:19 -0300654 reg->size = 2;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300655 reg->val = (u64)val;
656
657 if (reg->val > 0xffff)
658 return -EIO;
659
660 return 0;
661}
662
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300663static int mt9m111_s_register(struct v4l2_subdev *sd,
664 struct v4l2_dbg_register *reg)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300665{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300666 struct i2c_client *client = sd->priv;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300667
Hans Verkuilaecde8b2008-12-30 07:14:19 -0300668 if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0x2ff)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300669 return -EINVAL;
670
Guennadi Liakhovetski9538e1c2009-04-24 12:57:01 -0300671 if (reg->match.addr != client->addr)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300672 return -ENODEV;
673
Guennadi Liakhovetski9538e1c2009-04-24 12:57:01 -0300674 if (mt9m111_reg_write(client, reg->reg, reg->val) < 0)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300675 return -EIO;
676
677 return 0;
678}
679#endif
680
681static const struct v4l2_queryctrl mt9m111_controls[] = {
682 {
683 .id = V4L2_CID_VFLIP,
684 .type = V4L2_CTRL_TYPE_BOOLEAN,
685 .name = "Flip Verticaly",
686 .minimum = 0,
687 .maximum = 1,
688 .step = 1,
689 .default_value = 0,
690 }, {
691 .id = V4L2_CID_HFLIP,
692 .type = V4L2_CTRL_TYPE_BOOLEAN,
693 .name = "Flip Horizontaly",
694 .minimum = 0,
695 .maximum = 1,
696 .step = 1,
697 .default_value = 0,
698 }, { /* gain = 1/32*val (=>gain=1 if val==32) */
699 .id = V4L2_CID_GAIN,
700 .type = V4L2_CTRL_TYPE_INTEGER,
701 .name = "Gain",
702 .minimum = 0,
703 .maximum = 63 * 2 * 2,
704 .step = 1,
705 .default_value = 32,
706 .flags = V4L2_CTRL_FLAG_SLIDER,
707 }, {
708 .id = V4L2_CID_EXPOSURE_AUTO,
709 .type = V4L2_CTRL_TYPE_BOOLEAN,
710 .name = "Auto Exposure",
711 .minimum = 0,
712 .maximum = 1,
713 .step = 1,
714 .default_value = 1,
715 }
716};
717
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300718static int mt9m111_resume(struct soc_camera_device *icd);
Guennadi Liakhovetski96c75392009-08-25 11:53:23 -0300719static int mt9m111_suspend(struct soc_camera_device *icd, pm_message_t state);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300720
721static struct soc_camera_ops mt9m111_ops = {
Guennadi Liakhovetski96c75392009-08-25 11:53:23 -0300722 .suspend = mt9m111_suspend,
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300723 .resume = mt9m111_resume,
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300724 .query_bus_param = mt9m111_query_bus_param,
725 .set_bus_param = mt9m111_set_bus_param,
726 .controls = mt9m111_controls,
727 .num_controls = ARRAY_SIZE(mt9m111_controls),
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300728};
729
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300730static int mt9m111_set_flip(struct i2c_client *client, int flip, int mask)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300731{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300732 struct mt9m111 *mt9m111 = to_mt9m111(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300733 int ret;
734
735 if (mt9m111->context == HIGHPOWER) {
736 if (flip)
737 ret = reg_set(READ_MODE_B, mask);
738 else
739 ret = reg_clear(READ_MODE_B, mask);
740 } else {
741 if (flip)
742 ret = reg_set(READ_MODE_A, mask);
743 else
744 ret = reg_clear(READ_MODE_A, mask);
745 }
746
747 return ret;
748}
749
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300750static int mt9m111_get_global_gain(struct i2c_client *client)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300751{
roel kluin0f28b792008-12-17 14:01:07 -0300752 int data;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300753
754 data = reg_read(GLOBAL_GAIN);
755 if (data >= 0)
roel kluin0f28b792008-12-17 14:01:07 -0300756 return (data & 0x2f) * (1 << ((data >> 10) & 1)) *
757 (1 << ((data >> 9) & 1));
758 return data;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300759}
roel kluin0f28b792008-12-17 14:01:07 -0300760
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300761static int mt9m111_set_global_gain(struct i2c_client *client, int gain)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300762{
Guennadi Liakhovetski96c75392009-08-25 11:53:23 -0300763 struct mt9m111 *mt9m111 = to_mt9m111(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300764 u16 val;
765
766 if (gain > 63 * 2 * 2)
767 return -EINVAL;
768
Guennadi Liakhovetski96c75392009-08-25 11:53:23 -0300769 mt9m111->gain = gain;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300770 if ((gain >= 64 * 2) && (gain < 63 * 2 * 2))
771 val = (1 << 10) | (1 << 9) | (gain / 4);
772 else if ((gain >= 64) && (gain < 64 * 2))
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300773 val = (1 << 9) | (gain / 2);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300774 else
775 val = gain;
776
777 return reg_write(GLOBAL_GAIN, val);
778}
779
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300780static int mt9m111_set_autoexposure(struct i2c_client *client, int on)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300781{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300782 struct mt9m111 *mt9m111 = to_mt9m111(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300783 int ret;
784
785 if (on)
786 ret = reg_set(OPER_MODE_CTRL, MT9M111_OPMODE_AUTOEXPO_EN);
787 else
788 ret = reg_clear(OPER_MODE_CTRL, MT9M111_OPMODE_AUTOEXPO_EN);
789
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300790 if (!ret)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300791 mt9m111->autoexposure = on;
792
793 return ret;
794}
Robert Jarzmik39bf3722008-12-18 11:29:05 -0300795
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300796static int mt9m111_set_autowhitebalance(struct i2c_client *client, int on)
Robert Jarzmik39bf3722008-12-18 11:29:05 -0300797{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300798 struct mt9m111 *mt9m111 = to_mt9m111(client);
Robert Jarzmik39bf3722008-12-18 11:29:05 -0300799 int ret;
800
801 if (on)
802 ret = reg_set(OPER_MODE_CTRL, MT9M111_OPMODE_AUTOWHITEBAL_EN);
803 else
804 ret = reg_clear(OPER_MODE_CTRL, MT9M111_OPMODE_AUTOWHITEBAL_EN);
805
806 if (!ret)
807 mt9m111->autowhitebalance = on;
808
809 return ret;
810}
811
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300812static int mt9m111_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300813{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300814 struct i2c_client *client = sd->priv;
815 struct mt9m111 *mt9m111 = to_mt9m111(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300816 int data;
817
818 switch (ctrl->id) {
819 case V4L2_CID_VFLIP:
820 if (mt9m111->context == HIGHPOWER)
821 data = reg_read(READ_MODE_B);
822 else
823 data = reg_read(READ_MODE_A);
824
825 if (data < 0)
826 return -EIO;
827 ctrl->value = !!(data & MT9M111_RMB_MIRROR_ROWS);
828 break;
829 case V4L2_CID_HFLIP:
830 if (mt9m111->context == HIGHPOWER)
831 data = reg_read(READ_MODE_B);
832 else
833 data = reg_read(READ_MODE_A);
834
835 if (data < 0)
836 return -EIO;
837 ctrl->value = !!(data & MT9M111_RMB_MIRROR_COLS);
838 break;
839 case V4L2_CID_GAIN:
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300840 data = mt9m111_get_global_gain(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300841 if (data < 0)
842 return data;
843 ctrl->value = data;
844 break;
845 case V4L2_CID_EXPOSURE_AUTO:
846 ctrl->value = mt9m111->autoexposure;
847 break;
Robert Jarzmik39bf3722008-12-18 11:29:05 -0300848 case V4L2_CID_AUTO_WHITE_BALANCE:
849 ctrl->value = mt9m111->autowhitebalance;
850 break;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300851 }
852 return 0;
853}
854
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300855static int mt9m111_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300856{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300857 struct i2c_client *client = sd->priv;
858 struct mt9m111 *mt9m111 = to_mt9m111(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300859 const struct v4l2_queryctrl *qctrl;
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300860 int ret;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300861
862 qctrl = soc_camera_find_qctrl(&mt9m111_ops, ctrl->id);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300863 if (!qctrl)
864 return -EINVAL;
865
866 switch (ctrl->id) {
867 case V4L2_CID_VFLIP:
868 mt9m111->vflip = ctrl->value;
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300869 ret = mt9m111_set_flip(client, ctrl->value,
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300870 MT9M111_RMB_MIRROR_ROWS);
871 break;
872 case V4L2_CID_HFLIP:
873 mt9m111->hflip = ctrl->value;
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300874 ret = mt9m111_set_flip(client, ctrl->value,
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300875 MT9M111_RMB_MIRROR_COLS);
876 break;
877 case V4L2_CID_GAIN:
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300878 ret = mt9m111_set_global_gain(client, ctrl->value);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300879 break;
880 case V4L2_CID_EXPOSURE_AUTO:
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300881 ret = mt9m111_set_autoexposure(client, ctrl->value);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300882 break;
Robert Jarzmik39bf3722008-12-18 11:29:05 -0300883 case V4L2_CID_AUTO_WHITE_BALANCE:
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300884 ret = mt9m111_set_autowhitebalance(client, ctrl->value);
Robert Jarzmik39bf3722008-12-18 11:29:05 -0300885 break;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300886 default:
887 ret = -EINVAL;
888 }
889
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300890 return ret;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300891}
892
Guennadi Liakhovetski96c75392009-08-25 11:53:23 -0300893static int mt9m111_suspend(struct soc_camera_device *icd, pm_message_t state)
894{
895 struct i2c_client *client = to_i2c_client(to_soc_camera_control(icd));
896 struct mt9m111 *mt9m111 = to_mt9m111(client);
897
898 mt9m111->gain = mt9m111_get_global_gain(client);
899
900 return 0;
901}
902
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300903static int mt9m111_restore_state(struct i2c_client *client)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300904{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300905 struct mt9m111 *mt9m111 = to_mt9m111(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300906
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300907 mt9m111_set_context(client, mt9m111->context);
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -0300908 mt9m111_set_pixfmt(client, mt9m111->fmt->code);
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300909 mt9m111_setup_rect(client, &mt9m111->rect);
910 mt9m111_set_flip(client, mt9m111->hflip, MT9M111_RMB_MIRROR_COLS);
911 mt9m111_set_flip(client, mt9m111->vflip, MT9M111_RMB_MIRROR_ROWS);
Guennadi Liakhovetski96c75392009-08-25 11:53:23 -0300912 mt9m111_set_global_gain(client, mt9m111->gain);
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300913 mt9m111_set_autoexposure(client, mt9m111->autoexposure);
914 mt9m111_set_autowhitebalance(client, mt9m111->autowhitebalance);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300915 return 0;
916}
917
918static int mt9m111_resume(struct soc_camera_device *icd)
919{
Guennadi Liakhovetski40e2e092009-08-25 11:28:22 -0300920 struct i2c_client *client = to_i2c_client(to_soc_camera_control(icd));
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300921 struct mt9m111 *mt9m111 = to_mt9m111(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300922 int ret = 0;
923
924 if (mt9m111->powered) {
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300925 ret = mt9m111_enable(client);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300926 if (!ret)
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300927 ret = mt9m111_reset(client);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300928 if (!ret)
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300929 ret = mt9m111_restore_state(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300930 }
931 return ret;
932}
933
Guennadi Liakhovetskia4c56fd2009-08-25 11:53:23 -0300934static int mt9m111_init(struct i2c_client *client)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300935{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300936 struct mt9m111 *mt9m111 = to_mt9m111(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300937 int ret;
938
939 mt9m111->context = HIGHPOWER;
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300940 ret = mt9m111_enable(client);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300941 if (!ret)
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300942 ret = mt9m111_reset(client);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300943 if (!ret)
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300944 ret = mt9m111_set_context(client, mt9m111->context);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300945 if (!ret)
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300946 ret = mt9m111_set_autoexposure(client, mt9m111->autoexposure);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300947 if (ret)
Philipp Wiesnerc8cf0782010-08-03 07:57:39 -0300948 dev_err(&client->dev, "mt9m111 init failed: %d\n", ret);
Guennadi Liakhovetski506c6292008-08-14 12:03:49 -0300949 return ret;
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300950}
951
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300952/*
953 * Interface active, can use i2c. If it fails, it can indeed mean, that
954 * this wasn't our capture interface, so, we wait for the right one
955 */
Guennadi Liakhovetski40e2e092009-08-25 11:28:22 -0300956static int mt9m111_video_probe(struct soc_camera_device *icd,
957 struct i2c_client *client)
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300958{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -0300959 struct mt9m111 *mt9m111 = to_mt9m111(client);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300960 s32 data;
961 int ret;
962
963 /*
964 * We must have a parent by now. And it cannot be a wrong one.
965 * So this entire test is completely redundant.
966 */
967 if (!icd->dev.parent ||
968 to_soc_camera_host(icd->dev.parent)->nr != icd->iface)
969 return -ENODEV;
970
Guennadi Liakhovetskia4c56fd2009-08-25 11:53:23 -0300971 mt9m111->autoexposure = 1;
972 mt9m111->autowhitebalance = 1;
973
974 mt9m111->swap_rgb_even_odd = 1;
975 mt9m111->swap_rgb_red_blue = 1;
976
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300977 data = reg_read(CHIP_VERSION);
978
979 switch (data) {
Philipp Wiesnerc8cf0782010-08-03 07:57:39 -0300980 case 0x143a: /* MT9M111 or MT9M131 */
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300981 mt9m111->model = V4L2_IDENT_MT9M111;
Philipp Wiesnerc8cf0782010-08-03 07:57:39 -0300982 dev_info(&client->dev,
983 "Detected a MT9M111/MT9M131 chip ID %x\n", data);
Mike Rapoportd7f83a52008-12-18 11:44:15 -0300984 break;
985 case 0x148c: /* MT9M112 */
986 mt9m111->model = V4L2_IDENT_MT9M112;
Philipp Wiesnerc8cf0782010-08-03 07:57:39 -0300987 dev_info(&client->dev, "Detected a MT9M112 chip ID %x\n", data);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300988 break;
989 default:
990 ret = -ENODEV;
Guennadi Liakhovetski85f8be62009-08-25 11:47:00 -0300991 dev_err(&client->dev,
Philipp Wiesnerc8cf0782010-08-03 07:57:39 -0300992 "No MT9M111/MT9M112/MT9M131 chip detected register read %x\n",
993 data);
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300994 goto ei2c;
995 }
996
Michael Grzeschik175bad92010-08-03 07:57:40 -0300997 ret = mt9m111_init(client);
998
Robert Jarzmik77110ab2008-08-14 12:02:51 -0300999ei2c:
1000 return ret;
1001}
1002
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -03001003static struct v4l2_subdev_core_ops mt9m111_subdev_core_ops = {
1004 .g_ctrl = mt9m111_g_ctrl,
1005 .s_ctrl = mt9m111_s_ctrl,
1006 .g_chip_ident = mt9m111_g_chip_ident,
1007#ifdef CONFIG_VIDEO_ADV_DEBUG
1008 .g_register = mt9m111_g_register,
1009 .s_register = mt9m111_s_register,
1010#endif
1011};
1012
Hans Verkuil3805f202010-05-08 17:55:00 -03001013static int mt9m111_enum_fmt(struct v4l2_subdev *sd, unsigned int index,
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -03001014 enum v4l2_mbus_pixelcode *code)
1015{
Hans Verkuil3805f202010-05-08 17:55:00 -03001016 if (index >= ARRAY_SIZE(mt9m111_colour_fmts))
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -03001017 return -EINVAL;
1018
1019 *code = mt9m111_colour_fmts[index].code;
1020 return 0;
1021}
1022
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -03001023static struct v4l2_subdev_video_ops mt9m111_subdev_video_ops = {
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -03001024 .s_mbus_fmt = mt9m111_s_fmt,
1025 .g_mbus_fmt = mt9m111_g_fmt,
1026 .try_mbus_fmt = mt9m111_try_fmt,
Guennadi Liakhovetski08590b92009-08-25 11:46:54 -03001027 .s_crop = mt9m111_s_crop,
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -03001028 .g_crop = mt9m111_g_crop,
1029 .cropcap = mt9m111_cropcap,
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -03001030 .enum_mbus_fmt = mt9m111_enum_fmt,
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -03001031};
1032
1033static struct v4l2_subdev_ops mt9m111_subdev_ops = {
1034 .core = &mt9m111_subdev_core_ops,
1035 .video = &mt9m111_subdev_video_ops,
1036};
1037
Robert Jarzmik77110ab2008-08-14 12:02:51 -03001038static int mt9m111_probe(struct i2c_client *client,
1039 const struct i2c_device_id *did)
1040{
1041 struct mt9m111 *mt9m111;
Guennadi Liakhovetski40e2e092009-08-25 11:28:22 -03001042 struct soc_camera_device *icd = client->dev.platform_data;
Robert Jarzmik77110ab2008-08-14 12:02:51 -03001043 struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
Guennadi Liakhovetski40e2e092009-08-25 11:28:22 -03001044 struct soc_camera_link *icl;
Robert Jarzmik77110ab2008-08-14 12:02:51 -03001045 int ret;
1046
Guennadi Liakhovetski40e2e092009-08-25 11:28:22 -03001047 if (!icd) {
Philipp Wiesnerc8cf0782010-08-03 07:57:39 -03001048 dev_err(&client->dev, "mt9m111: soc-camera data missing!\n");
Guennadi Liakhovetski40e2e092009-08-25 11:28:22 -03001049 return -EINVAL;
1050 }
1051
1052 icl = to_soc_camera_link(icd);
Robert Jarzmik77110ab2008-08-14 12:02:51 -03001053 if (!icl) {
Philipp Wiesnerc8cf0782010-08-03 07:57:39 -03001054 dev_err(&client->dev, "mt9m111: driver needs platform data\n");
Robert Jarzmik77110ab2008-08-14 12:02:51 -03001055 return -EINVAL;
1056 }
1057
1058 if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_WORD_DATA)) {
1059 dev_warn(&adapter->dev,
1060 "I2C-Adapter doesn't support I2C_FUNC_SMBUS_WORD\n");
1061 return -EIO;
1062 }
1063
1064 mt9m111 = kzalloc(sizeof(struct mt9m111), GFP_KERNEL);
1065 if (!mt9m111)
1066 return -ENOMEM;
1067
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -03001068 v4l2_i2c_subdev_init(&mt9m111->subdev, client, &mt9m111_subdev_ops);
Robert Jarzmik77110ab2008-08-14 12:02:51 -03001069
1070 /* Second stage probe - when a capture adapter is there */
Guennadi Liakhovetskia0705b02009-08-25 11:46:17 -03001071 icd->ops = &mt9m111_ops;
Robert Jarzmik77110ab2008-08-14 12:02:51 -03001072
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -03001073 mt9m111->rect.left = MT9M111_MIN_DARK_COLS;
1074 mt9m111->rect.top = MT9M111_MIN_DARK_ROWS;
1075 mt9m111->rect.width = MT9M111_MAX_WIDTH;
1076 mt9m111->rect.height = MT9M111_MAX_HEIGHT;
Guennadi Liakhovetski760697b2009-12-11 11:46:49 -03001077 mt9m111->fmt = &mt9m111_colour_fmts[0];
Guennadi Liakhovetski6a6c8782009-08-25 11:50:46 -03001078
Guennadi Liakhovetski40e2e092009-08-25 11:28:22 -03001079 ret = mt9m111_video_probe(icd, client);
1080 if (ret) {
1081 icd->ops = NULL;
Guennadi Liakhovetski40e2e092009-08-25 11:28:22 -03001082 kfree(mt9m111);
1083 }
Robert Jarzmik77110ab2008-08-14 12:02:51 -03001084
Robert Jarzmik77110ab2008-08-14 12:02:51 -03001085 return ret;
1086}
1087
1088static int mt9m111_remove(struct i2c_client *client)
1089{
Guennadi Liakhovetski979ea1d2009-08-25 11:43:33 -03001090 struct mt9m111 *mt9m111 = to_mt9m111(client);
Guennadi Liakhovetski40e2e092009-08-25 11:28:22 -03001091 struct soc_camera_device *icd = client->dev.platform_data;
1092
1093 icd->ops = NULL;
Guennadi Liakhovetski40e2e092009-08-25 11:28:22 -03001094 client->driver = NULL;
Robert Jarzmik77110ab2008-08-14 12:02:51 -03001095 kfree(mt9m111);
1096
1097 return 0;
1098}
1099
1100static const struct i2c_device_id mt9m111_id[] = {
1101 { "mt9m111", 0 },
1102 { }
1103};
1104MODULE_DEVICE_TABLE(i2c, mt9m111_id);
1105
1106static struct i2c_driver mt9m111_i2c_driver = {
1107 .driver = {
1108 .name = "mt9m111",
1109 },
1110 .probe = mt9m111_probe,
1111 .remove = mt9m111_remove,
1112 .id_table = mt9m111_id,
1113};
1114
1115static int __init mt9m111_mod_init(void)
1116{
1117 return i2c_add_driver(&mt9m111_i2c_driver);
1118}
1119
1120static void __exit mt9m111_mod_exit(void)
1121{
1122 i2c_del_driver(&mt9m111_i2c_driver);
1123}
1124
1125module_init(mt9m111_mod_init);
1126module_exit(mt9m111_mod_exit);
1127
Philipp Wiesnerc8cf0782010-08-03 07:57:39 -03001128MODULE_DESCRIPTION("Micron/Aptina MT9M111/MT9M112/MT9M131 Camera driver");
Robert Jarzmik77110ab2008-08-14 12:02:51 -03001129MODULE_AUTHOR("Robert Jarzmik");
1130MODULE_LICENSE("GPL");