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2222 2223 2224 2225 2226 2227 2228 2229 2230 2231 2232 2233 2234 2235 2236 2237 2238 2239 2240 2241 2242 2243 2244 2245 2246 2247 2248 2249 2250 2251 2252 2253 2254 2255 2256 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270 2271 2272 2273 2274 2275 2276 2277 2278 2279 2280 2281 2282 2283 2284 2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295 2296 2297 2298 2299 2300 2301 2302 2303 2304 2305 2306 2307 2308 2309 2310 2311 2312 2313 2314 2315 2316 2317 2318 2319 2320 2321 2322 2323 2324 2325 2326 2327 2328 2329 2330 2331 2332 2333 2334 2335 2336 2337 2338 2339 2340 2341 2342 2343 | /* * Copyright (C) 2011-2013 Freescale Semiconductor, Inc. All Rights Reserved. * Copyright (C) 2014-2017 Mentor Graphics Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. */ #include <linux/clk.h> #include <linux/clk-provider.h> #include <linux/clkdev.h> #include <linux/ctype.h> #include <linux/delay.h> #include <linux/device.h> #include <linux/i2c.h> #include <linux/init.h> #include <linux/module.h> #include <linux/of_device.h> #include <linux/slab.h> #include <linux/types.h> #include <linux/gpio/consumer.h> #include <linux/regulator/consumer.h> #include <media/v4l2-async.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-device.h> #include <media/v4l2-fwnode.h> #include <media/v4l2-subdev.h> /* min/typical/max system clock (xclk) frequencies */ #define OV5640_XCLK_MIN 6000000 #define OV5640_XCLK_MAX 24000000 #define OV5640_DEFAULT_SLAVE_ID 0x3c #define OV5640_REG_CHIP_ID 0x300a #define OV5640_REG_PAD_OUTPUT00 0x3019 #define OV5640_REG_SC_PLL_CTRL0 0x3034 #define OV5640_REG_SC_PLL_CTRL1 0x3035 #define OV5640_REG_SC_PLL_CTRL2 0x3036 #define OV5640_REG_SC_PLL_CTRL3 0x3037 #define OV5640_REG_SLAVE_ID 0x3100 #define OV5640_REG_SYS_ROOT_DIVIDER 0x3108 #define OV5640_REG_AWB_R_GAIN 0x3400 #define OV5640_REG_AWB_G_GAIN 0x3402 #define OV5640_REG_AWB_B_GAIN 0x3404 #define OV5640_REG_AWB_MANUAL_CTRL 0x3406 #define OV5640_REG_AEC_PK_EXPOSURE_HI 0x3500 #define OV5640_REG_AEC_PK_EXPOSURE_MED 0x3501 #define OV5640_REG_AEC_PK_EXPOSURE_LO 0x3502 #define OV5640_REG_AEC_PK_MANUAL 0x3503 #define OV5640_REG_AEC_PK_REAL_GAIN 0x350a #define OV5640_REG_AEC_PK_VTS 0x350c #define OV5640_REG_TIMING_HTS 0x380c #define OV5640_REG_TIMING_VTS 0x380e #define OV5640_REG_TIMING_TC_REG21 0x3821 #define OV5640_REG_AEC_CTRL00 0x3a00 #define OV5640_REG_AEC_B50_STEP 0x3a08 #define OV5640_REG_AEC_B60_STEP 0x3a0a #define OV5640_REG_AEC_CTRL0D 0x3a0d #define OV5640_REG_AEC_CTRL0E 0x3a0e #define OV5640_REG_AEC_CTRL0F 0x3a0f #define OV5640_REG_AEC_CTRL10 0x3a10 #define OV5640_REG_AEC_CTRL11 0x3a11 #define OV5640_REG_AEC_CTRL1B 0x3a1b #define OV5640_REG_AEC_CTRL1E 0x3a1e #define OV5640_REG_AEC_CTRL1F 0x3a1f #define OV5640_REG_HZ5060_CTRL00 0x3c00 #define OV5640_REG_HZ5060_CTRL01 0x3c01 #define OV5640_REG_SIGMADELTA_CTRL0C 0x3c0c #define OV5640_REG_FRAME_CTRL01 0x4202 #define OV5640_REG_MIPI_CTRL00 0x4800 #define OV5640_REG_DEBUG_MODE 0x4814 #define OV5640_REG_PRE_ISP_TEST_SET1 0x503d #define OV5640_REG_SDE_CTRL0 0x5580 #define OV5640_REG_SDE_CTRL1 0x5581 #define OV5640_REG_SDE_CTRL3 0x5583 #define OV5640_REG_SDE_CTRL4 0x5584 #define OV5640_REG_SDE_CTRL5 0x5585 #define OV5640_REG_AVG_READOUT 0x56a1 enum ov5640_mode_id { OV5640_MODE_QCIF_176_144 = 0, OV5640_MODE_QVGA_320_240, OV5640_MODE_VGA_640_480, OV5640_MODE_NTSC_720_480, OV5640_MODE_PAL_720_576, OV5640_MODE_XGA_1024_768, OV5640_MODE_720P_1280_720, OV5640_MODE_1080P_1920_1080, OV5640_MODE_QSXGA_2592_1944, OV5640_NUM_MODES, }; enum ov5640_frame_rate { OV5640_15_FPS = 0, OV5640_30_FPS, OV5640_NUM_FRAMERATES, }; /* * FIXME: remove this when a subdev API becomes available * to set the MIPI CSI-2 virtual channel. */ static unsigned int virtual_channel; module_param(virtual_channel, int, 0); MODULE_PARM_DESC(virtual_channel, "MIPI CSI-2 virtual channel (0..3), default 0"); static const int ov5640_framerates[] = { [OV5640_15_FPS] = 15, [OV5640_30_FPS] = 30, }; /* regulator supplies */ static const char * const ov5640_supply_name[] = { "DOVDD", /* Digital I/O (1.8V) suppply */ "DVDD", /* Digital Core (1.5V) supply */ "AVDD", /* Analog (2.8V) supply */ }; #define OV5640_NUM_SUPPLIES ARRAY_SIZE(ov5640_supply_name) /* * Image size under 1280 * 960 are SUBSAMPLING * Image size upper 1280 * 960 are SCALING */ enum ov5640_downsize_mode { SUBSAMPLING, SCALING, }; struct reg_value { u16 reg_addr; u8 val; u8 mask; u32 delay_ms; }; struct ov5640_mode_info { enum ov5640_mode_id id; enum ov5640_downsize_mode dn_mode; u32 width; u32 height; const struct reg_value *reg_data; u32 reg_data_size; }; struct ov5640_ctrls { struct v4l2_ctrl_handler handler; struct { struct v4l2_ctrl *auto_exp; struct v4l2_ctrl *exposure; }; struct { struct v4l2_ctrl *auto_wb; struct v4l2_ctrl *blue_balance; struct v4l2_ctrl *red_balance; }; struct { struct v4l2_ctrl *auto_gain; struct v4l2_ctrl *gain; }; struct v4l2_ctrl *brightness; struct v4l2_ctrl *saturation; struct v4l2_ctrl *contrast; struct v4l2_ctrl *hue; struct v4l2_ctrl *test_pattern; }; struct ov5640_dev { struct i2c_client *i2c_client; struct v4l2_subdev sd; struct media_pad pad; struct v4l2_fwnode_endpoint ep; /* the parsed DT endpoint info */ struct clk *xclk; /* system clock to OV5640 */ u32 xclk_freq; struct regulator_bulk_data supplies[OV5640_NUM_SUPPLIES]; struct gpio_desc *reset_gpio; struct gpio_desc *pwdn_gpio; /* lock to protect all members below */ struct mutex lock; int power_count; struct v4l2_mbus_framefmt fmt; const struct ov5640_mode_info *current_mode; enum ov5640_frame_rate current_fr; struct v4l2_fract frame_interval; struct ov5640_ctrls ctrls; u32 prev_sysclk, prev_hts; u32 ae_low, ae_high, ae_target; bool pending_mode_change; bool streaming; }; static inline struct ov5640_dev *to_ov5640_dev(struct v4l2_subdev *sd) { return container_of(sd, struct ov5640_dev, sd); } static inline struct v4l2_subdev *ctrl_to_sd(struct v4l2_ctrl *ctrl) { return &container_of(ctrl->handler, struct ov5640_dev, ctrls.handler)->sd; } /* * FIXME: all of these register tables are likely filled with * entries that set the register to their power-on default values, * and which are otherwise not touched by this driver. Those entries * should be identified and removed to speed register load time * over i2c. */ static const struct reg_value ov5640_init_setting_30fps_VGA[] = { {0x3103, 0x11, 0, 0}, {0x3008, 0x82, 0, 5}, {0x3008, 0x42, 0, 0}, {0x3103, 0x03, 0, 0}, {0x3017, 0x00, 0, 0}, {0x3018, 0x00, 0, 0}, {0x3034, 0x18, 0, 0}, {0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3037, 0x13, 0, 0}, {0x3108, 0x01, 0, 0}, {0x3630, 0x36, 0, 0}, {0x3631, 0x0e, 0, 0}, {0x3632, 0xe2, 0, 0}, {0x3633, 0x12, 0, 0}, {0x3621, 0xe0, 0, 0}, {0x3704, 0xa0, 0, 0}, {0x3703, 0x5a, 0, 0}, {0x3715, 0x78, 0, 0}, {0x3717, 0x01, 0, 0}, {0x370b, 0x60, 0, 0}, {0x3705, 0x1a, 0, 0}, {0x3905, 0x02, 0, 0}, {0x3906, 0x10, 0, 0}, {0x3901, 0x0a, 0, 0}, {0x3731, 0x12, 0, 0}, {0x3600, 0x08, 0, 0}, {0x3601, 0x33, 0, 0}, {0x302d, 0x60, 0, 0}, {0x3620, 0x52, 0, 0}, {0x371b, 0x20, 0, 0}, {0x471c, 0x50, 0, 0}, {0x3a13, 0x43, 0, 0}, {0x3a18, 0x00, 0, 0}, {0x3a19, 0xf8, 0, 0}, {0x3635, 0x13, 0, 0}, {0x3636, 0x03, 0, 0}, {0x3634, 0x40, 0, 0}, {0x3622, 0x01, 0, 0}, {0x3c01, 0xa4, 0, 0}, {0x3c04, 0x28, 0, 0}, {0x3c05, 0x98, 0, 0}, {0x3c06, 0x00, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c08, 0x00, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, {0x3808, 0x02, 0, 0}, {0x3809, 0x80, 0, 0}, {0x380a, 0x01, 0, 0}, {0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x3000, 0x00, 0, 0}, {0x3002, 0x1c, 0, 0}, {0x3004, 0xff, 0, 0}, {0x3006, 0xc3, 0, 0}, {0x300e, 0x45, 0, 0}, {0x302e, 0x08, 0, 0}, {0x4300, 0x3f, 0, 0}, {0x501f, 0x00, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, {0x440e, 0x00, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, {0x4837, 0x0a, 0, 0}, {0x4800, 0x04, 0, 0}, {0x3824, 0x02, 0, 0}, {0x5000, 0xa7, 0, 0}, {0x5001, 0xa3, 0, 0}, {0x5180, 0xff, 0, 0}, {0x5181, 0xf2, 0, 0}, {0x5182, 0x00, 0, 0}, {0x5183, 0x14, 0, 0}, {0x5184, 0x25, 0, 0}, {0x5185, 0x24, 0, 0}, {0x5186, 0x09, 0, 0}, {0x5187, 0x09, 0, 0}, {0x5188, 0x09, 0, 0}, {0x5189, 0x88, 0, 0}, {0x518a, 0x54, 0, 0}, {0x518b, 0xee, 0, 0}, {0x518c, 0xb2, 0, 0}, {0x518d, 0x50, 0, 0}, {0x518e, 0x34, 0, 0}, {0x518f, 0x6b, 0, 0}, {0x5190, 0x46, 0, 0}, {0x5191, 0xf8, 0, 0}, {0x5192, 0x04, 0, 0}, {0x5193, 0x70, 0, 0}, {0x5194, 0xf0, 0, 0}, {0x5195, 0xf0, 0, 0}, {0x5196, 0x03, 0, 0}, {0x5197, 0x01, 0, 0}, {0x5198, 0x04, 0, 0}, {0x5199, 0x6c, 0, 0}, {0x519a, 0x04, 0, 0}, {0x519b, 0x00, 0, 0}, {0x519c, 0x09, 0, 0}, {0x519d, 0x2b, 0, 0}, {0x519e, 0x38, 0, 0}, {0x5381, 0x1e, 0, 0}, {0x5382, 0x5b, 0, 0}, {0x5383, 0x08, 0, 0}, {0x5384, 0x0a, 0, 0}, {0x5385, 0x7e, 0, 0}, {0x5386, 0x88, 0, 0}, {0x5387, 0x7c, 0, 0}, {0x5388, 0x6c, 0, 0}, {0x5389, 0x10, 0, 0}, {0x538a, 0x01, 0, 0}, {0x538b, 0x98, 0, 0}, {0x5300, 0x08, 0, 0}, {0x5301, 0x30, 0, 0}, {0x5302, 0x10, 0, 0}, {0x5303, 0x00, 0, 0}, {0x5304, 0x08, 0, 0}, {0x5305, 0x30, 0, 0}, {0x5306, 0x08, 0, 0}, {0x5307, 0x16, 0, 0}, {0x5309, 0x08, 0, 0}, {0x530a, 0x30, 0, 0}, {0x530b, 0x04, 0, 0}, {0x530c, 0x06, 0, 0}, {0x5480, 0x01, 0, 0}, {0x5481, 0x08, 0, 0}, {0x5482, 0x14, 0, 0}, {0x5483, 0x28, 0, 0}, {0x5484, 0x51, 0, 0}, {0x5485, 0x65, 0, 0}, {0x5486, 0x71, 0, 0}, {0x5487, 0x7d, 0, 0}, {0x5488, 0x87, 0, 0}, {0x5489, 0x91, 0, 0}, {0x548a, 0x9a, 0, 0}, {0x548b, 0xaa, 0, 0}, {0x548c, 0xb8, 0, 0}, {0x548d, 0xcd, 0, 0}, {0x548e, 0xdd, 0, 0}, {0x548f, 0xea, 0, 0}, {0x5490, 0x1d, 0, 0}, {0x5580, 0x02, 0, 0}, {0x5583, 0x40, 0, 0}, {0x5584, 0x10, 0, 0}, {0x5589, 0x10, 0, 0}, {0x558a, 0x00, 0, 0}, {0x558b, 0xf8, 0, 0}, {0x5800, 0x23, 0, 0}, {0x5801, 0x14, 0, 0}, {0x5802, 0x0f, 0, 0}, {0x5803, 0x0f, 0, 0}, {0x5804, 0x12, 0, 0}, {0x5805, 0x26, 0, 0}, {0x5806, 0x0c, 0, 0}, {0x5807, 0x08, 0, 0}, {0x5808, 0x05, 0, 0}, {0x5809, 0x05, 0, 0}, {0x580a, 0x08, 0, 0}, {0x580b, 0x0d, 0, 0}, {0x580c, 0x08, 0, 0}, {0x580d, 0x03, 0, 0}, {0x580e, 0x00, 0, 0}, {0x580f, 0x00, 0, 0}, {0x5810, 0x03, 0, 0}, {0x5811, 0x09, 0, 0}, {0x5812, 0x07, 0, 0}, {0x5813, 0x03, 0, 0}, {0x5814, 0x00, 0, 0}, {0x5815, 0x01, 0, 0}, {0x5816, 0x03, 0, 0}, {0x5817, 0x08, 0, 0}, {0x5818, 0x0d, 0, 0}, {0x5819, 0x08, 0, 0}, {0x581a, 0x05, 0, 0}, {0x581b, 0x06, 0, 0}, {0x581c, 0x08, 0, 0}, {0x581d, 0x0e, 0, 0}, {0x581e, 0x29, 0, 0}, {0x581f, 0x17, 0, 0}, {0x5820, 0x11, 0, 0}, {0x5821, 0x11, 0, 0}, {0x5822, 0x15, 0, 0}, {0x5823, 0x28, 0, 0}, {0x5824, 0x46, 0, 0}, {0x5825, 0x26, 0, 0}, {0x5826, 0x08, 0, 0}, {0x5827, 0x26, 0, 0}, {0x5828, 0x64, 0, 0}, {0x5829, 0x26, 0, 0}, {0x582a, 0x24, 0, 0}, {0x582b, 0x22, 0, 0}, {0x582c, 0x24, 0, 0}, {0x582d, 0x24, 0, 0}, {0x582e, 0x06, 0, 0}, {0x582f, 0x22, 0, 0}, {0x5830, 0x40, 0, 0}, {0x5831, 0x42, 0, 0}, {0x5832, 0x24, 0, 0}, {0x5833, 0x26, 0, 0}, {0x5834, 0x24, 0, 0}, {0x5835, 0x22, 0, 0}, {0x5836, 0x22, 0, 0}, {0x5837, 0x26, 0, 0}, {0x5838, 0x44, 0, 0}, {0x5839, 0x24, 0, 0}, {0x583a, 0x26, 0, 0}, {0x583b, 0x28, 0, 0}, {0x583c, 0x42, 0, 0}, {0x583d, 0xce, 0, 0}, {0x5025, 0x00, 0, 0}, {0x3a0f, 0x30, 0, 0}, {0x3a10, 0x28, 0, 0}, {0x3a1b, 0x30, 0, 0}, {0x3a1e, 0x26, 0, 0}, {0x3a11, 0x60, 0, 0}, {0x3a1f, 0x14, 0, 0}, {0x3008, 0x02, 0, 0}, {0x3c00, 0x04, 0, 300}, }; static const struct reg_value ov5640_setting_30fps_VGA_640_480[] = { {0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, {0x3808, 0x02, 0, 0}, {0x3809, 0x80, 0, 0}, {0x380a, 0x01, 0, 0}, {0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, {0x380e, 0x04, 0, 0}, {0x380f, 0x38, 0, 0}, {0x3810, 0x00, 0, 0}, {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x0e, 0, 0}, {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, {0x3503, 0x00, 0, 0}, }; static const struct reg_value ov5640_setting_15fps_VGA_640_480[] = { {0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, {0x3808, 0x02, 0, 0}, {0x3809, 0x80, 0, 0}, {0x380a, 0x01, 0, 0}, {0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, }; static const struct reg_value ov5640_setting_30fps_XGA_1024_768[] = { {0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, {0x3808, 0x02, 0, 0}, {0x3809, 0x80, 0, 0}, {0x380a, 0x01, 0, 0}, {0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, {0x380e, 0x04, 0, 0}, {0x380f, 0x38, 0, 0}, {0x3810, 0x00, 0, 0}, {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x0e, 0, 0}, {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, {0x3503, 0x00, 0, 0}, {0x3808, 0x04, 0, 0}, {0x3809, 0x00, 0, 0}, {0x380a, 0x03, 0, 0}, {0x380b, 0x00, 0, 0}, {0x3035, 0x12, 0, 0}, }; static const struct reg_value ov5640_setting_15fps_XGA_1024_768[] = { {0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, {0x3808, 0x02, 0, 0}, {0x3809, 0x80, 0, 0}, {0x380a, 0x01, 0, 0}, {0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, {0x3808, 0x04, 0, 0}, {0x3809, 0x00, 0, 0}, {0x380a, 0x03, 0, 0}, {0x380b, 0x00, 0, 0}, }; static const struct reg_value ov5640_setting_30fps_QVGA_320_240[] = { {0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, {0x3808, 0x01, 0, 0}, {0x3809, 0x40, 0, 0}, {0x380a, 0x00, 0, 0}, {0x380b, 0xf0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, }; static const struct reg_value ov5640_setting_15fps_QVGA_320_240[] = { {0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, {0x3808, 0x01, 0, 0}, {0x3809, 0x40, 0, 0}, {0x380a, 0x00, 0, 0}, {0x380b, 0xf0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, }; static const struct reg_value ov5640_setting_30fps_QCIF_176_144[] = { {0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, {0x3808, 0x00, 0, 0}, {0x3809, 0xb0, 0, 0}, {0x380a, 0x00, 0, 0}, {0x380b, 0x90, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, }; static const struct reg_value ov5640_setting_15fps_QCIF_176_144[] = { {0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, {0x3808, 0x00, 0, 0}, {0x3809, 0xb0, 0, 0}, {0x380a, 0x00, 0, 0}, {0x380b, 0x90, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, }; static const struct reg_value ov5640_setting_30fps_NTSC_720_480[] = { {0x3035, 0x12, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, {0x3808, 0x02, 0, 0}, {0x3809, 0xd0, 0, 0}, {0x380a, 0x01, 0, 0}, {0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x3c, 0, 0}, {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, }; static const struct reg_value ov5640_setting_15fps_NTSC_720_480[] = { {0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, {0x3808, 0x02, 0, 0}, {0x3809, 0xd0, 0, 0}, {0x380a, 0x01, 0, 0}, {0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x3c, 0, 0}, {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, }; static const struct reg_value ov5640_setting_30fps_PAL_720_576[] = { {0x3035, 0x12, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, {0x3808, 0x02, 0, 0}, {0x3809, 0xd0, 0, 0}, {0x380a, 0x02, 0, 0}, {0x380b, 0x40, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, {0x3811, 0x38, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, }; static const struct reg_value ov5640_setting_15fps_PAL_720_576[] = { {0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, {0x3808, 0x02, 0, 0}, {0x3809, 0xd0, 0, 0}, {0x380a, 0x02, 0, 0}, {0x380b, 0x40, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, {0x3811, 0x38, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, }; static const struct reg_value ov5640_setting_30fps_720P_1280_720[] = { {0x3008, 0x42, 0, 0}, {0x3035, 0x21, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x07, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, {0x3802, 0x00, 0, 0}, {0x3803, 0xfa, 0, 0}, {0x3804, 0x0a, 0, 0}, {0x3805, 0x3f, 0, 0}, {0x3806, 0x06, 0, 0}, {0x3807, 0xa9, 0, 0}, {0x3808, 0x05, 0, 0}, {0x3809, 0x00, 0, 0}, {0x380a, 0x02, 0, 0}, {0x380b, 0xd0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x64, 0, 0}, {0x380e, 0x02, 0, 0}, {0x380f, 0xe4, 0, 0}, {0x3810, 0x00, 0, 0}, {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x02, 0, 0}, {0x3a03, 0xe4, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0xbc, 0, 0}, {0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x72, 0, 0}, {0x3a0e, 0x01, 0, 0}, {0x3a0d, 0x02, 0, 0}, {0x3a14, 0x02, 0, 0}, {0x3a15, 0xe4, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x02, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0}, {0x3824, 0x04, 0, 0}, {0x5001, 0x83, 0, 0}, {0x4005, 0x1a, 0, 0}, {0x3008, 0x02, 0, 0}, {0x3503, 0, 0, 0}, }; static const struct reg_value ov5640_setting_15fps_720P_1280_720[] = { {0x3035, 0x41, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x07, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, {0x3802, 0x00, 0, 0}, {0x3803, 0xfa, 0, 0}, {0x3804, 0x0a, 0, 0}, {0x3805, 0x3f, 0, 0}, {0x3806, 0x06, 0, 0}, {0x3807, 0xa9, 0, 0}, {0x3808, 0x05, 0, 0}, {0x3809, 0x00, 0, 0}, {0x380a, 0x02, 0, 0}, {0x380b, 0xd0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x64, 0, 0}, {0x380e, 0x02, 0, 0}, {0x380f, 0xe4, 0, 0}, {0x3810, 0x00, 0, 0}, {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x02, 0, 0}, {0x3a03, 0xe4, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0xbc, 0, 0}, {0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x72, 0, 0}, {0x3a0e, 0x01, 0, 0}, {0x3a0d, 0x02, 0, 0}, {0x3a14, 0x02, 0, 0}, {0x3a15, 0xe4, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x02, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0}, {0x3824, 0x04, 0, 0}, {0x5001, 0x83, 0, 0}, }; static const struct reg_value ov5640_setting_30fps_1080P_1920_1080[] = { {0x3008, 0x42, 0, 0}, {0x3035, 0x21, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3820, 0x40, 0, 0}, {0x3821, 0x06, 0, 0}, {0x3814, 0x11, 0, 0}, {0x3815, 0x11, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, {0x3802, 0x00, 0, 0}, {0x3803, 0x00, 0, 0}, {0x3804, 0x0a, 0, 0}, {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9f, 0, 0}, {0x3808, 0x0a, 0, 0}, {0x3809, 0x20, 0, 0}, {0x380a, 0x07, 0, 0}, {0x380b, 0x98, 0, 0}, {0x380c, 0x0b, 0, 0}, {0x380d, 0x1c, 0, 0}, {0x380e, 0x07, 0, 0}, {0x380f, 0xb0, 0, 0}, {0x3810, 0x00, 0, 0}, {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, {0x3618, 0x04, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x21, 0, 0}, {0x3709, 0x12, 0, 0}, {0x370c, 0x00, 0, 0}, {0x3a02, 0x03, 0, 0}, {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x06, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, {0x3824, 0x02, 0, 0}, {0x5001, 0x83, 0, 0}, {0x3035, 0x11, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x07, 0, 0}, {0x3c08, 0x00, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3800, 0x01, 0, 0}, {0x3801, 0x50, 0, 0}, {0x3802, 0x01, 0, 0}, {0x3803, 0xb2, 0, 0}, {0x3804, 0x08, 0, 0}, {0x3805, 0xef, 0, 0}, {0x3806, 0x05, 0, 0}, {0x3807, 0xf1, 0, 0}, {0x3808, 0x07, 0, 0}, {0x3809, 0x80, 0, 0}, {0x380a, 0x04, 0, 0}, {0x380b, 0x38, 0, 0}, {0x380c, 0x09, 0, 0}, {0x380d, 0xc4, 0, 0}, {0x380e, 0x04, 0, 0}, {0x380f, 0x60, 0, 0}, {0x3612, 0x2b, 0, 0}, {0x3708, 0x64, 0, 0}, {0x3a02, 0x04, 0, 0}, {0x3a03, 0x60, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x50, 0, 0}, {0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x18, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x04, 0, 0}, {0x3a15, 0x60, 0, 0}, {0x4713, 0x02, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0}, {0x3824, 0x04, 0, 0}, {0x4005, 0x1a, 0, 0}, {0x3008, 0x02, 0, 0}, {0x3503, 0, 0, 0}, }; static const struct reg_value ov5640_setting_15fps_1080P_1920_1080[] = { {0x3008, 0x42, 0, 0}, {0x3035, 0x21, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3820, 0x40, 0, 0}, {0x3821, 0x06, 0, 0}, {0x3814, 0x11, 0, 0}, {0x3815, 0x11, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, {0x3802, 0x00, 0, 0}, {0x3803, 0x00, 0, 0}, {0x3804, 0x0a, 0, 0}, {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9f, 0, 0}, {0x3808, 0x0a, 0, 0}, {0x3809, 0x20, 0, 0}, {0x380a, 0x07, 0, 0}, {0x380b, 0x98, 0, 0}, {0x380c, 0x0b, 0, 0}, {0x380d, 0x1c, 0, 0}, {0x380e, 0x07, 0, 0}, {0x380f, 0xb0, 0, 0}, {0x3810, 0x00, 0, 0}, {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, {0x3618, 0x04, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x21, 0, 0}, {0x3709, 0x12, 0, 0}, {0x370c, 0x00, 0, 0}, {0x3a02, 0x03, 0, 0}, {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x06, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, {0x3824, 0x02, 0, 0}, {0x5001, 0x83, 0, 0}, {0x3035, 0x21, 0, 0}, {0x3036, 0x54, 0, 1}, {0x3c07, 0x07, 0, 0}, {0x3c08, 0x00, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3800, 0x01, 0, 0}, {0x3801, 0x50, 0, 0}, {0x3802, 0x01, 0, 0}, {0x3803, 0xb2, 0, 0}, {0x3804, 0x08, 0, 0}, {0x3805, 0xef, 0, 0}, {0x3806, 0x05, 0, 0}, {0x3807, 0xf1, 0, 0}, {0x3808, 0x07, 0, 0}, {0x3809, 0x80, 0, 0}, {0x380a, 0x04, 0, 0}, {0x380b, 0x38, 0, 0}, {0x380c, 0x09, 0, 0}, {0x380d, 0xc4, 0, 0}, {0x380e, 0x04, 0, 0}, {0x380f, 0x60, 0, 0}, {0x3612, 0x2b, 0, 0}, {0x3708, 0x64, 0, 0}, {0x3a02, 0x04, 0, 0}, {0x3a03, 0x60, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x50, 0, 0}, {0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x18, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x04, 0, 0}, {0x3a15, 0x60, 0, 0}, {0x4713, 0x02, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0}, {0x3824, 0x04, 0, 0}, {0x4005, 0x1a, 0, 0}, {0x3008, 0x02, 0, 0}, {0x3503, 0, 0, 0}, }; static const struct reg_value ov5640_setting_15fps_QSXGA_2592_1944[] = { {0x3820, 0x40, 0, 0}, {0x3821, 0x06, 0, 0}, {0x3035, 0x21, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, {0x3820, 0x40, 0, 0}, {0x3821, 0x06, 0, 0}, {0x3814, 0x11, 0, 0}, {0x3815, 0x11, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, {0x3802, 0x00, 0, 0}, {0x3803, 0x00, 0, 0}, {0x3804, 0x0a, 0, 0}, {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9f, 0, 0}, {0x3808, 0x0a, 0, 0}, {0x3809, 0x20, 0, 0}, {0x380a, 0x07, 0, 0}, {0x380b, 0x98, 0, 0}, {0x380c, 0x0b, 0, 0}, {0x380d, 0x1c, 0, 0}, {0x380e, 0x07, 0, 0}, {0x380f, 0xb0, 0, 0}, {0x3810, 0x00, 0, 0}, {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, {0x3618, 0x04, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x21, 0, 0}, {0x3709, 0x12, 0, 0}, {0x370c, 0x00, 0, 0}, {0x3a02, 0x03, 0, 0}, {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, {0x4001, 0x02, 0, 0}, {0x4004, 0x06, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, {0x3824, 0x02, 0, 0}, {0x5001, 0x83, 0, 70}, }; /* power-on sensor init reg table */ static const struct ov5640_mode_info ov5640_mode_init_data = { 0, SUBSAMPLING, 640, 480, ov5640_init_setting_30fps_VGA, ARRAY_SIZE(ov5640_init_setting_30fps_VGA), }; static const struct ov5640_mode_info ov5640_mode_data[OV5640_NUM_FRAMERATES][OV5640_NUM_MODES] = { { {OV5640_MODE_QCIF_176_144, SUBSAMPLING, 176, 144, ov5640_setting_15fps_QCIF_176_144, ARRAY_SIZE(ov5640_setting_15fps_QCIF_176_144)}, {OV5640_MODE_QVGA_320_240, SUBSAMPLING, 320, 240, ov5640_setting_15fps_QVGA_320_240, ARRAY_SIZE(ov5640_setting_15fps_QVGA_320_240)}, {OV5640_MODE_VGA_640_480, SUBSAMPLING, 640, 480, ov5640_setting_15fps_VGA_640_480, ARRAY_SIZE(ov5640_setting_15fps_VGA_640_480)}, {OV5640_MODE_NTSC_720_480, SUBSAMPLING, 720, 480, ov5640_setting_15fps_NTSC_720_480, ARRAY_SIZE(ov5640_setting_15fps_NTSC_720_480)}, {OV5640_MODE_PAL_720_576, SUBSAMPLING, 720, 576, ov5640_setting_15fps_PAL_720_576, ARRAY_SIZE(ov5640_setting_15fps_PAL_720_576)}, {OV5640_MODE_XGA_1024_768, SUBSAMPLING, 1024, 768, ov5640_setting_15fps_XGA_1024_768, ARRAY_SIZE(ov5640_setting_15fps_XGA_1024_768)}, {OV5640_MODE_720P_1280_720, SUBSAMPLING, 1280, 720, ov5640_setting_15fps_720P_1280_720, ARRAY_SIZE(ov5640_setting_15fps_720P_1280_720)}, {OV5640_MODE_1080P_1920_1080, SCALING, 1920, 1080, ov5640_setting_15fps_1080P_1920_1080, ARRAY_SIZE(ov5640_setting_15fps_1080P_1920_1080)}, {OV5640_MODE_QSXGA_2592_1944, SCALING, 2592, 1944, ov5640_setting_15fps_QSXGA_2592_1944, ARRAY_SIZE(ov5640_setting_15fps_QSXGA_2592_1944)}, }, { {OV5640_MODE_QCIF_176_144, SUBSAMPLING, 176, 144, ov5640_setting_30fps_QCIF_176_144, ARRAY_SIZE(ov5640_setting_30fps_QCIF_176_144)}, {OV5640_MODE_QVGA_320_240, SUBSAMPLING, 320, 240, ov5640_setting_30fps_QVGA_320_240, ARRAY_SIZE(ov5640_setting_30fps_QVGA_320_240)}, {OV5640_MODE_VGA_640_480, SUBSAMPLING, 640, 480, ov5640_setting_30fps_VGA_640_480, ARRAY_SIZE(ov5640_setting_30fps_VGA_640_480)}, {OV5640_MODE_NTSC_720_480, SUBSAMPLING, 720, 480, ov5640_setting_30fps_NTSC_720_480, ARRAY_SIZE(ov5640_setting_30fps_NTSC_720_480)}, {OV5640_MODE_PAL_720_576, SUBSAMPLING, 720, 576, ov5640_setting_30fps_PAL_720_576, ARRAY_SIZE(ov5640_setting_30fps_PAL_720_576)}, {OV5640_MODE_XGA_1024_768, SUBSAMPLING, 1024, 768, ov5640_setting_30fps_XGA_1024_768, ARRAY_SIZE(ov5640_setting_30fps_XGA_1024_768)}, {OV5640_MODE_720P_1280_720, SUBSAMPLING, 1280, 720, ov5640_setting_30fps_720P_1280_720, ARRAY_SIZE(ov5640_setting_30fps_720P_1280_720)}, {OV5640_MODE_1080P_1920_1080, SCALING, 1920, 1080, ov5640_setting_30fps_1080P_1920_1080, ARRAY_SIZE(ov5640_setting_30fps_1080P_1920_1080)}, {OV5640_MODE_QSXGA_2592_1944, -1, 0, 0, NULL, 0}, }, }; static int ov5640_init_slave_id(struct ov5640_dev *sensor) { struct i2c_client *client = sensor->i2c_client; struct i2c_msg msg; u8 buf[3]; int ret; if (client->addr == OV5640_DEFAULT_SLAVE_ID) return 0; buf[0] = OV5640_REG_SLAVE_ID >> 8; buf[1] = OV5640_REG_SLAVE_ID & 0xff; buf[2] = client->addr << 1; msg.addr = OV5640_DEFAULT_SLAVE_ID; msg.flags = 0; msg.buf = buf; msg.len = sizeof(buf); ret = i2c_transfer(client->adapter, &msg, 1); if (ret < 0) { dev_err(&client->dev, "%s: failed with %d\n", __func__, ret); return ret; } return 0; } static int ov5640_write_reg(struct ov5640_dev *sensor, u16 reg, u8 val) { struct i2c_client *client = sensor->i2c_client; struct i2c_msg msg; u8 buf[3]; int ret; buf[0] = reg >> 8; buf[1] = reg & 0xff; buf[2] = val; msg.addr = client->addr; msg.flags = client->flags; msg.buf = buf; msg.len = sizeof(buf); ret = i2c_transfer(client->adapter, &msg, 1); if (ret < 0) { v4l2_err(&sensor->sd, "%s: error: reg=%x, val=%x\n", __func__, reg, val); return ret; } return 0; } static int ov5640_read_reg(struct ov5640_dev *sensor, u16 reg, u8 *val) { struct i2c_client *client = sensor->i2c_client; struct i2c_msg msg[2]; u8 buf[2]; int ret; buf[0] = reg >> 8; buf[1] = reg & 0xff; msg[0].addr = client->addr; msg[0].flags = client->flags; msg[0].buf = buf; msg[0].len = sizeof(buf); msg[1].addr = client->addr; msg[1].flags = client->flags | I2C_M_RD; msg[1].buf = buf; msg[1].len = 1; ret = i2c_transfer(client->adapter, msg, 2); if (ret < 0) return ret; *val = buf[0]; return 0; } static int ov5640_read_reg16(struct ov5640_dev *sensor, u16 reg, u16 *val) { u8 hi, lo; int ret; ret = ov5640_read_reg(sensor, reg, &hi); if (ret) return ret; ret = ov5640_read_reg(sensor, reg+1, &lo); if (ret) return ret; *val = ((u16)hi << 8) | (u16)lo; return 0; } static int ov5640_write_reg16(struct ov5640_dev *sensor, u16 reg, u16 val) { int ret; ret = ov5640_write_reg(sensor, reg, val >> 8); if (ret) return ret; return ov5640_write_reg(sensor, reg + 1, val & 0xff); } static int ov5640_mod_reg(struct ov5640_dev *sensor, u16 reg, u8 mask, u8 val) { u8 readval; int ret; ret = ov5640_read_reg(sensor, reg, &readval); if (ret) return ret; readval &= ~mask; val &= mask; val |= readval; return ov5640_write_reg(sensor, reg, val); } /* download ov5640 settings to sensor through i2c */ static int ov5640_load_regs(struct ov5640_dev *sensor, const struct ov5640_mode_info *mode) { const struct reg_value *regs = mode->reg_data; unsigned int i; u32 delay_ms; u16 reg_addr; u8 mask, val; int ret = 0; for (i = 0; i < mode->reg_data_size; ++i, ++regs) { delay_ms = regs->delay_ms; reg_addr = regs->reg_addr; val = regs->val; mask = regs->mask; if (mask) ret = ov5640_mod_reg(sensor, reg_addr, mask, val); else ret = ov5640_write_reg(sensor, reg_addr, val); if (ret) break; if (delay_ms) usleep_range(1000*delay_ms, 1000*delay_ms+100); } return ret; } /* read exposure, in number of line periods */ static int ov5640_get_exposure(struct ov5640_dev *sensor) { int exp, ret; u8 temp; ret = ov5640_read_reg(sensor, OV5640_REG_AEC_PK_EXPOSURE_HI, &temp); if (ret) return ret; exp = ((int)temp & 0x0f) << 16; ret = ov5640_read_reg(sensor, OV5640_REG_AEC_PK_EXPOSURE_MED, &temp); if (ret) return ret; exp |= ((int)temp << 8); ret = ov5640_read_reg(sensor, OV5640_REG_AEC_PK_EXPOSURE_LO, &temp); if (ret) return ret; exp |= (int)temp; return exp >> 4; } /* write exposure, given number of line periods */ static int ov5640_set_exposure(struct ov5640_dev *sensor, u32 exposure) { int ret; exposure <<= 4; ret = ov5640_write_reg(sensor, OV5640_REG_AEC_PK_EXPOSURE_LO, exposure & 0xff); if (ret) return ret; ret = ov5640_write_reg(sensor, OV5640_REG_AEC_PK_EXPOSURE_MED, (exposure >> 8) & 0xff); if (ret) return ret; return ov5640_write_reg(sensor, OV5640_REG_AEC_PK_EXPOSURE_HI, (exposure >> 16) & 0x0f); } static int ov5640_get_gain(struct ov5640_dev *sensor) { u16 gain; int ret; ret = ov5640_read_reg16(sensor, OV5640_REG_AEC_PK_REAL_GAIN, &gain); if (ret) return ret; return gain & 0x3ff; } static int ov5640_set_stream(struct ov5640_dev *sensor, bool on) { int ret; ret = ov5640_mod_reg(sensor, OV5640_REG_MIPI_CTRL00, BIT(5), on ? 0 : BIT(5)); if (ret) return ret; ret = ov5640_write_reg(sensor, OV5640_REG_PAD_OUTPUT00, on ? 0x00 : 0x70); if (ret) return ret; return ov5640_write_reg(sensor, OV5640_REG_FRAME_CTRL01, on ? 0x00 : 0x0f); } static int ov5640_get_sysclk(struct ov5640_dev *sensor) { /* calculate sysclk */ u32 xvclk = sensor->xclk_freq / 10000; u32 multiplier, prediv, VCO, sysdiv, pll_rdiv; u32 sclk_rdiv_map[] = {1, 2, 4, 8}; u32 bit_div2x = 1, sclk_rdiv, sysclk; u8 temp1, temp2; int ret; ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL0, &temp1); if (ret) return ret; temp2 = temp1 & 0x0f; if (temp2 == 8 || temp2 == 10) bit_div2x = temp2 / 2; ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL1, &temp1); if (ret) return ret; sysdiv = temp1 >> 4; if (sysdiv == 0) sysdiv = 16; ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL2, &temp1); if (ret) return ret; multiplier = temp1; ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL3, &temp1); if (ret) return ret; prediv = temp1 & 0x0f; pll_rdiv = ((temp1 >> 4) & 0x01) + 1; ret = ov5640_read_reg(sensor, OV5640_REG_SYS_ROOT_DIVIDER, &temp1); if (ret) return ret; temp2 = temp1 & 0x03; sclk_rdiv = sclk_rdiv_map[temp2]; if (!prediv || !sysdiv || !pll_rdiv || !bit_div2x) return -EINVAL; VCO = xvclk * multiplier / prediv; sysclk = VCO / sysdiv / pll_rdiv * 2 / bit_div2x / sclk_rdiv; return sysclk; } static int ov5640_set_night_mode(struct ov5640_dev *sensor) { /* read HTS from register settings */ u8 mode; int ret; ret = ov5640_read_reg(sensor, OV5640_REG_AEC_CTRL00, &mode); if (ret) return ret; mode &= 0xfb; return ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL00, mode); } static int ov5640_get_hts(struct ov5640_dev *sensor) { /* read HTS from register settings */ u16 hts; int ret; ret = ov5640_read_reg16(sensor, OV5640_REG_TIMING_HTS, &hts); if (ret) return ret; return hts; } static int ov5640_get_vts(struct ov5640_dev *sensor) { u16 vts; int ret; ret = ov5640_read_reg16(sensor, OV5640_REG_TIMING_VTS, &vts); if (ret) return ret; return vts; } static int ov5640_set_vts(struct ov5640_dev *sensor, int vts) { return ov5640_write_reg16(sensor, OV5640_REG_TIMING_VTS, vts); } static int ov5640_get_light_freq(struct ov5640_dev *sensor) { /* get banding filter value */ int ret, light_freq = 0; u8 temp, temp1; ret = ov5640_read_reg(sensor, OV5640_REG_HZ5060_CTRL01, &temp); if (ret) return ret; if (temp & 0x80) { /* manual */ ret = ov5640_read_reg(sensor, OV5640_REG_HZ5060_CTRL00, &temp1); if (ret) return ret; if (temp1 & 0x04) { /* 50Hz */ light_freq = 50; } else { /* 60Hz */ light_freq = 60; } } else { /* auto */ ret = ov5640_read_reg(sensor, OV5640_REG_SIGMADELTA_CTRL0C, &temp1); if (ret) return ret; if (temp1 & 0x01) { /* 50Hz */ light_freq = 50; } else { /* 60Hz */ } } return light_freq; } static int ov5640_set_bandingfilter(struct ov5640_dev *sensor) { u32 band_step60, max_band60, band_step50, max_band50, prev_vts; int ret; /* read preview PCLK */ ret = ov5640_get_sysclk(sensor); if (ret < 0) return ret; if (ret == 0) return -EINVAL; sensor->prev_sysclk = ret; /* read preview HTS */ ret = ov5640_get_hts(sensor); if (ret < 0) return ret; if (ret == 0) return -EINVAL; sensor->prev_hts = ret; /* read preview VTS */ ret = ov5640_get_vts(sensor); if (ret < 0) return ret; prev_vts = ret; /* calculate banding filter */ /* 60Hz */ band_step60 = sensor->prev_sysclk * 100 / sensor->prev_hts * 100 / 120; ret = ov5640_write_reg16(sensor, OV5640_REG_AEC_B60_STEP, band_step60); if (ret) return ret; if (!band_step60) return -EINVAL; max_band60 = (int)((prev_vts - 4) / band_step60); ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL0D, max_band60); if (ret) return ret; /* 50Hz */ band_step50 = sensor->prev_sysclk * 100 / sensor->prev_hts; ret = ov5640_write_reg16(sensor, OV5640_REG_AEC_B50_STEP, band_step50); if (ret) return ret; if (!band_step50) return -EINVAL; max_band50 = (int)((prev_vts - 4) / band_step50); return ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL0E, max_band50); } static int ov5640_set_ae_target(struct ov5640_dev *sensor, int target) { /* stable in high */ u32 fast_high, fast_low; int ret; sensor->ae_low = target * 23 / 25; /* 0.92 */ sensor->ae_high = target * 27 / 25; /* 1.08 */ fast_high = sensor->ae_high << 1; if (fast_high > 255) fast_high = 255; fast_low = sensor->ae_low >> 1; ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL0F, sensor->ae_high); if (ret) return ret; ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL10, sensor->ae_low); if (ret) return ret; ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL1B, sensor->ae_high); if (ret) return ret; ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL1E, sensor->ae_low); if (ret) return ret; ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL11, fast_high); if (ret) return ret; return ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL1F, fast_low); } static int ov5640_binning_on(struct ov5640_dev *sensor) { u8 temp; int ret; ret = ov5640_read_reg(sensor, OV5640_REG_TIMING_TC_REG21, &temp); if (ret) return ret; temp &= 0xfe; return temp ? 1 : 0; } static int ov5640_set_virtual_channel(struct ov5640_dev *sensor) { u8 temp, channel = virtual_channel; int ret; if (channel > 3) return -EINVAL; ret = ov5640_read_reg(sensor, OV5640_REG_DEBUG_MODE, &temp); if (ret) return ret; temp &= ~(3 << 6); temp |= (channel << 6); return ov5640_write_reg(sensor, OV5640_REG_DEBUG_MODE, temp); } static const struct ov5640_mode_info * ov5640_find_mode(struct ov5640_dev *sensor, enum ov5640_frame_rate fr, int width, int height, bool nearest) { const struct ov5640_mode_info *mode = NULL; int i; for (i = OV5640_NUM_MODES - 1; i >= 0; i--) { mode = &ov5640_mode_data[fr][i]; if (!mode->reg_data) continue; if ((nearest && mode->width <= width && mode->height <= height) || (!nearest && mode->width == width && mode->height == height)) break; } if (nearest && i < 0) mode = &ov5640_mode_data[fr][0]; return mode; } /* * sensor changes between scaling and subsampling, go through * exposure calculation */ static int ov5640_set_mode_exposure_calc( struct ov5640_dev *sensor, const struct ov5640_mode_info *mode) { u32 prev_shutter, prev_gain16; u32 cap_shutter, cap_gain16; u32 cap_sysclk, cap_hts, cap_vts; u32 light_freq, cap_bandfilt, cap_maxband; u32 cap_gain16_shutter; u8 average; int ret; if (mode->reg_data == NULL) return -EINVAL; /* read preview shutter */ ret = ov5640_get_exposure(sensor); if (ret < 0) return ret; prev_shutter = ret; ret = ov5640_binning_on(sensor); if (ret < 0) return ret; if (ret && mode->id != OV5640_MODE_720P_1280_720 && mode->id != OV5640_MODE_1080P_1920_1080) prev_shutter *= 2; /* read preview gain */ ret = ov5640_get_gain(sensor); if (ret < 0) return ret; prev_gain16 = ret; /* get average */ ret = ov5640_read_reg(sensor, OV5640_REG_AVG_READOUT, &average); if (ret) return ret; /* turn off night mode for capture */ ret = ov5640_set_night_mode(sensor); if (ret < 0) return ret; /* Write capture setting */ ret = ov5640_load_regs(sensor, mode); if (ret < 0) return ret; /* read capture VTS */ ret = ov5640_get_vts(sensor); if (ret < 0) return ret; cap_vts = ret; ret = ov5640_get_hts(sensor); if (ret < 0) return ret; if (ret == 0) return -EINVAL; cap_hts = ret; ret = ov5640_get_sysclk(sensor); if (ret < 0) return ret; if (ret == 0) return -EINVAL; cap_sysclk = ret; /* calculate capture banding filter */ ret = ov5640_get_light_freq(sensor); if (ret < 0) return ret; light_freq = ret; if (light_freq == 60) { /* 60Hz */ cap_bandfilt = cap_sysclk * 100 / cap_hts * 100 / 120; } else { /* 50Hz */ cap_bandfilt = cap_sysclk * 100 / cap_hts; } if (!sensor->prev_sysclk) { ret = ov5640_get_sysclk(sensor); if (ret < 0) return ret; if (ret == 0) return -EINVAL; sensor->prev_sysclk = ret; } if (!cap_bandfilt) return -EINVAL; cap_maxband = (int)((cap_vts - 4) / cap_bandfilt); /* calculate capture shutter/gain16 */ if (average > sensor->ae_low && average < sensor->ae_high) { /* in stable range */ cap_gain16_shutter = prev_gain16 * prev_shutter * cap_sysclk / sensor->prev_sysclk * sensor->prev_hts / cap_hts * sensor->ae_target / average; } else { cap_gain16_shutter = prev_gain16 * prev_shutter * cap_sysclk / sensor->prev_sysclk * sensor->prev_hts / cap_hts; } /* gain to shutter */ if (cap_gain16_shutter < (cap_bandfilt * 16)) { /* shutter < 1/100 */ cap_shutter = cap_gain16_shutter / 16; if (cap_shutter < 1) cap_shutter = 1; cap_gain16 = cap_gain16_shutter / cap_shutter; if (cap_gain16 < 16) cap_gain16 = 16; } else { if (cap_gain16_shutter > (cap_bandfilt * cap_maxband * 16)) { /* exposure reach max */ cap_shutter = cap_bandfilt * cap_maxband; if (!cap_shutter) return -EINVAL; cap_gain16 = cap_gain16_shutter / cap_shutter; } else { /* 1/100 < (cap_shutter = n/100) =< max */ cap_shutter = ((int)(cap_gain16_shutter / 16 / cap_bandfilt)) * cap_bandfilt; if (!cap_shutter) return -EINVAL; cap_gain16 = cap_gain16_shutter / cap_shutter; } } /* set capture gain */ ret = __v4l2_ctrl_s_ctrl(sensor->ctrls.gain, cap_gain16); if (ret) return ret; /* write capture shutter */ if (cap_shutter > (cap_vts - 4)) { cap_vts = cap_shutter + 4; ret = ov5640_set_vts(sensor, cap_vts); if (ret < 0) return ret; } /* set exposure */ return __v4l2_ctrl_s_ctrl(sensor->ctrls.exposure, cap_shutter); } /* * if sensor changes inside scaling or subsampling * change mode directly */ static int ov5640_set_mode_direct(struct ov5640_dev *sensor, const struct ov5640_mode_info *mode) { int ret; if (mode->reg_data == NULL) return -EINVAL; /* Write capture setting */ ret = ov5640_load_regs(sensor, mode); if (ret < 0) return ret; /* turn auto gain/exposure back on for direct mode */ ret = __v4l2_ctrl_s_ctrl(sensor->ctrls.auto_gain, 1); if (ret) return ret; return __v4l2_ctrl_s_ctrl(sensor->ctrls.auto_exp, V4L2_EXPOSURE_AUTO); } static int ov5640_set_mode(struct ov5640_dev *sensor, const struct ov5640_mode_info *orig_mode) { const struct ov5640_mode_info *mode = sensor->current_mode; enum ov5640_downsize_mode dn_mode, orig_dn_mode; int ret; dn_mode = mode->dn_mode; orig_dn_mode = orig_mode->dn_mode; /* auto gain and exposure must be turned off when changing modes */ ret = __v4l2_ctrl_s_ctrl(sensor->ctrls.auto_gain, 0); if (ret) return ret; ret = __v4l2_ctrl_s_ctrl(sensor->ctrls.auto_exp, V4L2_EXPOSURE_MANUAL); if (ret) return ret; if ((dn_mode == SUBSAMPLING && orig_dn_mode == SCALING) || (dn_mode == SCALING && orig_dn_mode == SUBSAMPLING)) { /* * change between subsampling and scaling * go through exposure calucation */ ret = ov5640_set_mode_exposure_calc(sensor, mode); } else { /* * change inside subsampling or scaling * download firmware directly */ ret = ov5640_set_mode_direct(sensor, mode); } if (ret < 0) return ret; ret = ov5640_set_ae_target(sensor, sensor->ae_target); if (ret < 0) return ret; ret = ov5640_get_light_freq(sensor); if (ret < 0) return ret; ret = ov5640_set_bandingfilter(sensor); if (ret < 0) return ret; ret = ov5640_set_virtual_channel(sensor); if (ret < 0) return ret; sensor->pending_mode_change = false; return 0; } /* restore the last set video mode after chip power-on */ static int ov5640_restore_mode(struct ov5640_dev *sensor) { int ret; /* first load the initial register values */ ret = ov5640_load_regs(sensor, &ov5640_mode_init_data); if (ret < 0) return ret; /* now restore the last capture mode */ return ov5640_set_mode(sensor, &ov5640_mode_init_data); } static void ov5640_power(struct ov5640_dev *sensor, bool enable) { gpiod_set_value(sensor->pwdn_gpio, enable ? 0 : 1); } static void ov5640_reset(struct ov5640_dev *sensor) { if (!sensor->reset_gpio) return; gpiod_set_value(sensor->reset_gpio, 0); /* camera power cycle */ ov5640_power(sensor, false); usleep_range(5000, 10000); ov5640_power(sensor, true); usleep_range(5000, 10000); gpiod_set_value(sensor->reset_gpio, 1); usleep_range(1000, 2000); gpiod_set_value(sensor->reset_gpio, 0); usleep_range(5000, 10000); } static int ov5640_set_power(struct ov5640_dev *sensor, bool on) { int ret = 0; if (on) { clk_prepare_enable(sensor->xclk); ret = regulator_bulk_enable(OV5640_NUM_SUPPLIES, sensor->supplies); if (ret) goto xclk_off; ov5640_reset(sensor); ov5640_power(sensor, true); ret = ov5640_init_slave_id(sensor); if (ret) goto power_off; ret = ov5640_restore_mode(sensor); if (ret) goto power_off; /* * start streaming briefly followed by stream off in * order to coax the clock lane into LP-11 state. */ ret = ov5640_set_stream(sensor, true); if (ret) goto power_off; usleep_range(1000, 2000); ret = ov5640_set_stream(sensor, false); if (ret) goto power_off; return 0; } power_off: ov5640_power(sensor, false); regulator_bulk_disable(OV5640_NUM_SUPPLIES, sensor->supplies); xclk_off: clk_disable_unprepare(sensor->xclk); return ret; } /* --------------- Subdev Operations --------------- */ static int ov5640_s_power(struct v4l2_subdev *sd, int on) { struct ov5640_dev *sensor = to_ov5640_dev(sd); int ret = 0; mutex_lock(&sensor->lock); /* * If the power count is modified from 0 to != 0 or from != 0 to 0, * update the power state. */ if (sensor->power_count == !on) { ret = ov5640_set_power(sensor, !!on); if (ret) goto out; } /* Update the power count. */ sensor->power_count += on ? 1 : -1; WARN_ON(sensor->power_count < 0); out: mutex_unlock(&sensor->lock); if (on && !ret && sensor->power_count == 1) { /* restore controls */ ret = v4l2_ctrl_handler_setup(&sensor->ctrls.handler); } return ret; } static int ov5640_try_frame_interval(struct ov5640_dev *sensor, struct v4l2_fract *fi, u32 width, u32 height) { const struct ov5640_mode_info *mode; u32 minfps, maxfps, fps; int ret; minfps = ov5640_framerates[OV5640_15_FPS]; maxfps = ov5640_framerates[OV5640_30_FPS]; if (fi->numerator == 0) { fi->denominator = maxfps; fi->numerator = 1; return OV5640_30_FPS; } fps = DIV_ROUND_CLOSEST(fi->denominator, fi->numerator); fi->numerator = 1; if (fps > maxfps) fi->denominator = maxfps; else if (fps < minfps) fi->denominator = minfps; else if (2 * fps >= 2 * minfps + (maxfps - minfps)) fi->denominator = maxfps; else fi->denominator = minfps; ret = (fi->denominator == minfps) ? OV5640_15_FPS : OV5640_30_FPS; mode = ov5640_find_mode(sensor, ret, width, height, false); return mode ? ret : -EINVAL; } static int ov5640_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_format *format) { struct ov5640_dev *sensor = to_ov5640_dev(sd); struct v4l2_mbus_framefmt *fmt; if (format->pad != 0) return -EINVAL; mutex_lock(&sensor->lock); if (format->which == V4L2_SUBDEV_FORMAT_TRY) fmt = v4l2_subdev_get_try_format(&sensor->sd, cfg, format->pad); else fmt = &sensor->fmt; format->format = *fmt; mutex_unlock(&sensor->lock); return 0; } static int ov5640_try_fmt_internal(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *fmt, enum ov5640_frame_rate fr, const struct ov5640_mode_info **new_mode) { struct ov5640_dev *sensor = to_ov5640_dev(sd); const struct ov5640_mode_info *mode; mode = ov5640_find_mode(sensor, fr, fmt->width, fmt->height, true); if (!mode) return -EINVAL; fmt->width = mode->width; fmt->height = mode->height; fmt->code = sensor->fmt.code; if (new_mode) *new_mode = mode; return 0; } static int ov5640_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_format *format) { struct ov5640_dev *sensor = to_ov5640_dev(sd); const struct ov5640_mode_info *new_mode; int ret; if (format->pad != 0) return -EINVAL; mutex_lock(&sensor->lock); if (sensor->streaming) { ret = -EBUSY; goto out; } ret = ov5640_try_fmt_internal(sd, &format->format, sensor->current_fr, &new_mode); if (ret) goto out; if (format->which == V4L2_SUBDEV_FORMAT_TRY) { struct v4l2_mbus_framefmt *fmt = v4l2_subdev_get_try_format(sd, cfg, 0); *fmt = format->format; goto out; } sensor->current_mode = new_mode; sensor->fmt = format->format; sensor->pending_mode_change = true; out: mutex_unlock(&sensor->lock); return ret; } /* * Sensor Controls. */ static int ov5640_set_ctrl_hue(struct ov5640_dev *sensor, int value) { int ret; if (value) { ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, BIT(0), BIT(0)); if (ret) return ret; ret = ov5640_write_reg16(sensor, OV5640_REG_SDE_CTRL1, value); } else { ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, BIT(0), 0); } return ret; } static int ov5640_set_ctrl_contrast(struct ov5640_dev *sensor, int value) { int ret; if (value) { ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, BIT(2), BIT(2)); if (ret) return ret; ret = ov5640_write_reg(sensor, OV5640_REG_SDE_CTRL5, value & 0xff); } else { ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, BIT(2), 0); } return ret; } static int ov5640_set_ctrl_saturation(struct ov5640_dev *sensor, int value) { int ret; if (value) { ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, BIT(1), BIT(1)); if (ret) return ret; ret = ov5640_write_reg(sensor, OV5640_REG_SDE_CTRL3, value & 0xff); if (ret) return ret; ret = ov5640_write_reg(sensor, OV5640_REG_SDE_CTRL4, value & 0xff); } else { ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, BIT(1), 0); } return ret; } static int ov5640_set_ctrl_white_balance(struct ov5640_dev *sensor, int awb) { int ret; ret = ov5640_mod_reg(sensor, OV5640_REG_AWB_MANUAL_CTRL, BIT(0), awb ? 0 : 1); if (ret) return ret; if (!awb) { u16 red = (u16)sensor->ctrls.red_balance->val; u16 blue = (u16)sensor->ctrls.blue_balance->val; ret = ov5640_write_reg16(sensor, OV5640_REG_AWB_R_GAIN, red); if (ret) return ret; ret = ov5640_write_reg16(sensor, OV5640_REG_AWB_B_GAIN, blue); } return ret; } static int ov5640_set_ctrl_exposure(struct ov5640_dev *sensor, int exp) { struct ov5640_ctrls *ctrls = &sensor->ctrls; bool auto_exposure = (exp == V4L2_EXPOSURE_AUTO); int ret = 0; if (ctrls->auto_exp->is_new) { ret = ov5640_mod_reg(sensor, OV5640_REG_AEC_PK_MANUAL, BIT(0), auto_exposure ? 0 : BIT(0)); if (ret) return ret; } if (!auto_exposure && ctrls->exposure->is_new) { u16 max_exp; ret = ov5640_read_reg16(sensor, OV5640_REG_AEC_PK_VTS, &max_exp); if (ret) return ret; ret = ov5640_get_vts(sensor); if (ret < 0) return ret; max_exp += ret; if (ctrls->exposure->val < max_exp) ret = ov5640_set_exposure(sensor, ctrls->exposure->val); } return ret; } static int ov5640_set_ctrl_gain(struct ov5640_dev *sensor, int auto_gain) { struct ov5640_ctrls *ctrls = &sensor->ctrls; int ret = 0; if (ctrls->auto_gain->is_new) { ret = ov5640_mod_reg(sensor, OV5640_REG_AEC_PK_MANUAL, BIT(1), ctrls->auto_gain->val ? 0 : BIT(1)); if (ret) return ret; } if (!auto_gain && ctrls->gain->is_new) { u16 gain = (u16)ctrls->gain->val; ret = ov5640_write_reg16(sensor, OV5640_REG_AEC_PK_REAL_GAIN, gain & 0x3ff); } return ret; } static int ov5640_set_ctrl_test_pattern(struct ov5640_dev *sensor, int value) { return ov5640_mod_reg(sensor, OV5640_REG_PRE_ISP_TEST_SET1, 0xa4, value ? 0xa4 : 0); } static int ov5640_g_volatile_ctrl(struct v4l2_ctrl *ctrl) { struct v4l2_subdev *sd = ctrl_to_sd(ctrl); struct ov5640_dev *sensor = to_ov5640_dev(sd); int val; /* v4l2_ctrl_lock() locks our own mutex */ switch (ctrl->id) { case V4L2_CID_AUTOGAIN: if (!ctrl->val) return 0; val = ov5640_get_gain(sensor); if (val < 0) return val; sensor->ctrls.gain->val = val; break; case V4L2_CID_EXPOSURE_AUTO: if (ctrl->val == V4L2_EXPOSURE_MANUAL) return 0; val = ov5640_get_exposure(sensor); if (val < 0) return val; sensor->ctrls.exposure->val = val; break; } return 0; } static int ov5640_s_ctrl(struct v4l2_ctrl *ctrl) { struct v4l2_subdev *sd = ctrl_to_sd(ctrl); struct ov5640_dev *sensor = to_ov5640_dev(sd); int ret; /* v4l2_ctrl_lock() locks our own mutex */ /* * If the device is not powered up by the host driver do * not apply any controls to H/W at this time. Instead * the controls will be restored right after power-up. */ if (sensor->power_count == 0) return 0; switch (ctrl->id) { case V4L2_CID_AUTOGAIN: ret = ov5640_set_ctrl_gain(sensor, ctrl->val); break; case V4L2_CID_EXPOSURE_AUTO: ret = ov5640_set_ctrl_exposure(sensor, ctrl->val); break; case V4L2_CID_AUTO_WHITE_BALANCE: ret = ov5640_set_ctrl_white_balance(sensor, ctrl->val); break; case V4L2_CID_HUE: ret = ov5640_set_ctrl_hue(sensor, ctrl->val); break; case V4L2_CID_CONTRAST: ret = ov5640_set_ctrl_contrast(sensor, ctrl->val); break; case V4L2_CID_SATURATION: ret = ov5640_set_ctrl_saturation(sensor, ctrl->val); break; case V4L2_CID_TEST_PATTERN: ret = ov5640_set_ctrl_test_pattern(sensor, ctrl->val); break; default: ret = -EINVAL; break; } return ret; } static const struct v4l2_ctrl_ops ov5640_ctrl_ops = { .g_volatile_ctrl = ov5640_g_volatile_ctrl, .s_ctrl = ov5640_s_ctrl, }; static const char * const test_pattern_menu[] = { "Disabled", "Color bars", }; static int ov5640_init_controls(struct ov5640_dev *sensor) { const struct v4l2_ctrl_ops *ops = &ov5640_ctrl_ops; struct ov5640_ctrls *ctrls = &sensor->ctrls; struct v4l2_ctrl_handler *hdl = &ctrls->handler; int ret; v4l2_ctrl_handler_init(hdl, 32); /* we can use our own mutex for the ctrl lock */ hdl->lock = &sensor->lock; /* Auto/manual white balance */ ctrls->auto_wb = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_AUTO_WHITE_BALANCE, 0, 1, 1, 1); ctrls->blue_balance = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_BLUE_BALANCE, 0, 4095, 1, 0); ctrls->red_balance = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_RED_BALANCE, 0, 4095, 1, 0); /* Auto/manual exposure */ ctrls->auto_exp = v4l2_ctrl_new_std_menu(hdl, ops, V4L2_CID_EXPOSURE_AUTO, V4L2_EXPOSURE_MANUAL, 0, V4L2_EXPOSURE_AUTO); ctrls->exposure = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_EXPOSURE, 0, 65535, 1, 0); /* Auto/manual gain */ ctrls->auto_gain = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_AUTOGAIN, 0, 1, 1, 1); ctrls->gain = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_GAIN, 0, 1023, 1, 0); ctrls->saturation = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_SATURATION, 0, 255, 1, 64); ctrls->hue = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_HUE, 0, 359, 1, 0); ctrls->contrast = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_CONTRAST, 0, 255, 1, 0); ctrls->test_pattern = v4l2_ctrl_new_std_menu_items(hdl, ops, V4L2_CID_TEST_PATTERN, ARRAY_SIZE(test_pattern_menu) - 1, 0, 0, test_pattern_menu); if (hdl->error) { ret = hdl->error; goto free_ctrls; } ctrls->gain->flags |= V4L2_CTRL_FLAG_VOLATILE; ctrls->exposure->flags |= V4L2_CTRL_FLAG_VOLATILE; v4l2_ctrl_auto_cluster(3, &ctrls->auto_wb, 0, false); v4l2_ctrl_auto_cluster(2, &ctrls->auto_gain, 0, true); v4l2_ctrl_auto_cluster(2, &ctrls->auto_exp, 1, true); sensor->sd.ctrl_handler = hdl; return 0; free_ctrls: v4l2_ctrl_handler_free(hdl); return ret; } static int ov5640_enum_frame_size(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_frame_size_enum *fse) { if (fse->pad != 0) return -EINVAL; if (fse->index >= OV5640_NUM_MODES) return -EINVAL; fse->min_width = fse->max_width = ov5640_mode_data[0][fse->index].width; fse->min_height = fse->max_height = ov5640_mode_data[0][fse->index].height; return 0; } static int ov5640_enum_frame_interval( struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_frame_interval_enum *fie) { struct ov5640_dev *sensor = to_ov5640_dev(sd); struct v4l2_fract tpf; int ret; if (fie->pad != 0) return -EINVAL; if (fie->index >= OV5640_NUM_FRAMERATES) return -EINVAL; tpf.numerator = 1; tpf.denominator = ov5640_framerates[fie->index]; ret = ov5640_try_frame_interval(sensor, &tpf, fie->width, fie->height); if (ret < 0) return -EINVAL; fie->interval = tpf; return 0; } static int ov5640_g_frame_interval(struct v4l2_subdev *sd, struct v4l2_subdev_frame_interval *fi) { struct ov5640_dev *sensor = to_ov5640_dev(sd); mutex_lock(&sensor->lock); fi->interval = sensor->frame_interval; mutex_unlock(&sensor->lock); return 0; } static int ov5640_s_frame_interval(struct v4l2_subdev *sd, struct v4l2_subdev_frame_interval *fi) { struct ov5640_dev *sensor = to_ov5640_dev(sd); const struct ov5640_mode_info *mode; int frame_rate, ret = 0; if (fi->pad != 0) return -EINVAL; mutex_lock(&sensor->lock); if (sensor->streaming) { ret = -EBUSY; goto out; } mode = sensor->current_mode; frame_rate = ov5640_try_frame_interval(sensor, &fi->interval, mode->width, mode->height); if (frame_rate < 0) frame_rate = OV5640_15_FPS; sensor->current_fr = frame_rate; sensor->frame_interval = fi->interval; sensor->pending_mode_change = true; out: mutex_unlock(&sensor->lock); return ret; } static int ov5640_enum_mbus_code(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg, struct v4l2_subdev_mbus_code_enum *code) { struct ov5640_dev *sensor = to_ov5640_dev(sd); if (code->pad != 0) return -EINVAL; if (code->index != 0) return -EINVAL; code->code = sensor->fmt.code; return 0; } static int ov5640_s_stream(struct v4l2_subdev *sd, int enable) { struct ov5640_dev *sensor = to_ov5640_dev(sd); int ret = 0; mutex_lock(&sensor->lock); if (sensor->streaming == !enable) { if (enable && sensor->pending_mode_change) { ret = ov5640_set_mode(sensor, sensor->current_mode); if (ret) goto out; } ret = ov5640_set_stream(sensor, enable); if (!ret) sensor->streaming = enable; } out: mutex_unlock(&sensor->lock); return ret; } static const struct v4l2_subdev_core_ops ov5640_core_ops = { .s_power = ov5640_s_power, }; static const struct v4l2_subdev_video_ops ov5640_video_ops = { .g_frame_interval = ov5640_g_frame_interval, .s_frame_interval = ov5640_s_frame_interval, .s_stream = ov5640_s_stream, }; static const struct v4l2_subdev_pad_ops ov5640_pad_ops = { .enum_mbus_code = ov5640_enum_mbus_code, .get_fmt = ov5640_get_fmt, .set_fmt = ov5640_set_fmt, .enum_frame_size = ov5640_enum_frame_size, .enum_frame_interval = ov5640_enum_frame_interval, }; static const struct v4l2_subdev_ops ov5640_subdev_ops = { .core = &ov5640_core_ops, .video = &ov5640_video_ops, .pad = &ov5640_pad_ops, }; static int ov5640_get_regulators(struct ov5640_dev *sensor) { int i; for (i = 0; i < OV5640_NUM_SUPPLIES; i++) sensor->supplies[i].supply = ov5640_supply_name[i]; return devm_regulator_bulk_get(&sensor->i2c_client->dev, OV5640_NUM_SUPPLIES, sensor->supplies); } static int ov5640_probe(struct i2c_client *client, const struct i2c_device_id *id) { struct device *dev = &client->dev; struct fwnode_handle *endpoint; struct ov5640_dev *sensor; int ret; sensor = devm_kzalloc(dev, sizeof(*sensor), GFP_KERNEL); if (!sensor) return -ENOMEM; sensor->i2c_client = client; sensor->fmt.code = MEDIA_BUS_FMT_UYVY8_2X8; sensor->fmt.width = 640; sensor->fmt.height = 480; sensor->fmt.field = V4L2_FIELD_NONE; sensor->frame_interval.numerator = 1; sensor->frame_interval.denominator = ov5640_framerates[OV5640_30_FPS]; sensor->current_fr = OV5640_30_FPS; sensor->current_mode = &ov5640_mode_data[OV5640_30_FPS][OV5640_MODE_VGA_640_480]; sensor->pending_mode_change = true; sensor->ae_target = 52; endpoint = fwnode_graph_get_next_endpoint( of_fwnode_handle(client->dev.of_node), NULL); if (!endpoint) { dev_err(dev, "endpoint node not found\n"); return -EINVAL; } ret = v4l2_fwnode_endpoint_parse(endpoint, &sensor->ep); fwnode_handle_put(endpoint); if (ret) { dev_err(dev, "Could not parse endpoint\n"); return ret; } if (sensor->ep.bus_type != V4L2_MBUS_CSI2) { dev_err(dev, "invalid bus type, must be MIPI CSI2\n"); return -EINVAL; } /* get system clock (xclk) */ sensor->xclk = devm_clk_get(dev, "xclk"); if (IS_ERR(sensor->xclk)) { dev_err(dev, "failed to get xclk\n"); return PTR_ERR(sensor->xclk); } sensor->xclk_freq = clk_get_rate(sensor->xclk); if (sensor->xclk_freq < OV5640_XCLK_MIN || sensor->xclk_freq > OV5640_XCLK_MAX) { dev_err(dev, "xclk frequency out of range: %d Hz\n", sensor->xclk_freq); return -EINVAL; } /* request optional power down pin */ sensor->pwdn_gpio = devm_gpiod_get_optional(dev, "powerdown", GPIOD_OUT_HIGH); /* request optional reset pin */ sensor->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH); v4l2_i2c_subdev_init(&sensor->sd, client, &ov5640_subdev_ops); sensor->sd.flags = V4L2_SUBDEV_FL_HAS_DEVNODE; sensor->pad.flags = MEDIA_PAD_FL_SOURCE; sensor->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR; ret = media_entity_pads_init(&sensor->sd.entity, 1, &sensor->pad); if (ret) return ret; ret = ov5640_get_regulators(sensor); if (ret) return ret; mutex_init(&sensor->lock); ret = ov5640_init_controls(sensor); if (ret) goto entity_cleanup; ret = v4l2_async_register_subdev(&sensor->sd); if (ret) goto free_ctrls; return 0; free_ctrls: v4l2_ctrl_handler_free(&sensor->ctrls.handler); entity_cleanup: mutex_destroy(&sensor->lock); media_entity_cleanup(&sensor->sd.entity); return ret; } static int ov5640_remove(struct i2c_client *client) { struct v4l2_subdev *sd = i2c_get_clientdata(client); struct ov5640_dev *sensor = to_ov5640_dev(sd); v4l2_async_unregister_subdev(&sensor->sd); mutex_destroy(&sensor->lock); media_entity_cleanup(&sensor->sd.entity); v4l2_ctrl_handler_free(&sensor->ctrls.handler); return 0; } static const struct i2c_device_id ov5640_id[] = { {"ov5640", 0}, {}, }; MODULE_DEVICE_TABLE(i2c, ov5640_id); static const struct of_device_id ov5640_dt_ids[] = { { .compatible = "ovti,ov5640" }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, ov5640_dt_ids); static struct i2c_driver ov5640_i2c_driver = { .driver = { .name = "ov5640", .of_match_table = ov5640_dt_ids, }, .id_table = ov5640_id, .probe = ov5640_probe, .remove = ov5640_remove, }; module_i2c_driver(ov5640_i2c_driver); MODULE_DESCRIPTION("OV5640 MIPI Camera Subdev Driver"); MODULE_LICENSE("GPL"); |