1 /* 2 * Copyright (C) 2011-2013 Freescale Semiconductor, Inc. All Rights Reserved. 3 * Copyright (C) 2014-2017 Mentor Graphics Inc. 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 2 of the License, or 8 * (at your option) any later version. 9 */ 10 11 #include <linux/clk.h> 12 #include <linux/clk-provider.h> 13 #include <linux/clkdev.h> 14 #include <linux/ctype.h> 15 #include <linux/delay.h> 16 #include <linux/device.h> 17 #include <linux/i2c.h> 18 #include <linux/init.h> 19 #include <linux/module.h> 20 #include <linux/of_device.h> 21 #include <linux/slab.h> 22 #include <linux/types.h> 23 #include <linux/gpio/consumer.h> 24 #include <linux/regulator/consumer.h> 25 #include <media/v4l2-async.h> 26 #include <media/v4l2-ctrls.h> 27 #include <media/v4l2-device.h> 28 #include <media/v4l2-fwnode.h> 29 #include <media/v4l2-subdev.h> 30 31 /* min/typical/max system clock (xclk) frequencies */ 32 #define OV5640_XCLK_MIN 6000000 33 #define OV5640_XCLK_MAX 24000000 34 35 #define OV5640_DEFAULT_SLAVE_ID 0x3c 36 37 #define OV5640_REG_CHIP_ID 0x300a 38 #define OV5640_REG_PAD_OUTPUT00 0x3019 39 #define OV5640_REG_SC_PLL_CTRL0 0x3034 40 #define OV5640_REG_SC_PLL_CTRL1 0x3035 41 #define OV5640_REG_SC_PLL_CTRL2 0x3036 42 #define OV5640_REG_SC_PLL_CTRL3 0x3037 43 #define OV5640_REG_SLAVE_ID 0x3100 44 #define OV5640_REG_SYS_ROOT_DIVIDER 0x3108 45 #define OV5640_REG_AWB_R_GAIN 0x3400 46 #define OV5640_REG_AWB_G_GAIN 0x3402 47 #define OV5640_REG_AWB_B_GAIN 0x3404 48 #define OV5640_REG_AWB_MANUAL_CTRL 0x3406 49 #define OV5640_REG_AEC_PK_EXPOSURE_HI 0x3500 50 #define OV5640_REG_AEC_PK_EXPOSURE_MED 0x3501 51 #define OV5640_REG_AEC_PK_EXPOSURE_LO 0x3502 52 #define OV5640_REG_AEC_PK_MANUAL 0x3503 53 #define OV5640_REG_AEC_PK_REAL_GAIN 0x350a 54 #define OV5640_REG_AEC_PK_VTS 0x350c 55 #define OV5640_REG_TIMING_HTS 0x380c 56 #define OV5640_REG_TIMING_VTS 0x380e 57 #define OV5640_REG_TIMING_TC_REG21 0x3821 58 #define OV5640_REG_AEC_CTRL00 0x3a00 59 #define OV5640_REG_AEC_B50_STEP 0x3a08 60 #define OV5640_REG_AEC_B60_STEP 0x3a0a 61 #define OV5640_REG_AEC_CTRL0D 0x3a0d 62 #define OV5640_REG_AEC_CTRL0E 0x3a0e 63 #define OV5640_REG_AEC_CTRL0F 0x3a0f 64 #define OV5640_REG_AEC_CTRL10 0x3a10 65 #define OV5640_REG_AEC_CTRL11 0x3a11 66 #define OV5640_REG_AEC_CTRL1B 0x3a1b 67 #define OV5640_REG_AEC_CTRL1E 0x3a1e 68 #define OV5640_REG_AEC_CTRL1F 0x3a1f 69 #define OV5640_REG_HZ5060_CTRL00 0x3c00 70 #define OV5640_REG_HZ5060_CTRL01 0x3c01 71 #define OV5640_REG_SIGMADELTA_CTRL0C 0x3c0c 72 #define OV5640_REG_FRAME_CTRL01 0x4202 73 #define OV5640_REG_MIPI_CTRL00 0x4800 74 #define OV5640_REG_DEBUG_MODE 0x4814 75 #define OV5640_REG_PRE_ISP_TEST_SET1 0x503d 76 #define OV5640_REG_SDE_CTRL0 0x5580 77 #define OV5640_REG_SDE_CTRL1 0x5581 78 #define OV5640_REG_SDE_CTRL3 0x5583 79 #define OV5640_REG_SDE_CTRL4 0x5584 80 #define OV5640_REG_SDE_CTRL5 0x5585 81 #define OV5640_REG_AVG_READOUT 0x56a1 82 83 enum ov5640_mode_id { 84 OV5640_MODE_QCIF_176_144 = 0, 85 OV5640_MODE_QVGA_320_240, 86 OV5640_MODE_VGA_640_480, 87 OV5640_MODE_NTSC_720_480, 88 OV5640_MODE_PAL_720_576, 89 OV5640_MODE_XGA_1024_768, 90 OV5640_MODE_720P_1280_720, 91 OV5640_MODE_1080P_1920_1080, 92 OV5640_MODE_QSXGA_2592_1944, 93 OV5640_NUM_MODES, 94 }; 95 96 enum ov5640_frame_rate { 97 OV5640_15_FPS = 0, 98 OV5640_30_FPS, 99 OV5640_NUM_FRAMERATES, 100 }; 101 102 /* 103 * FIXME: remove this when a subdev API becomes available 104 * to set the MIPI CSI-2 virtual channel. 105 */ 106 static unsigned int virtual_channel; 107 module_param(virtual_channel, int, 0); 108 MODULE_PARM_DESC(virtual_channel, 109 "MIPI CSI-2 virtual channel (0..3), default 0"); 110 111 static const int ov5640_framerates[] = { 112 [OV5640_15_FPS] = 15, 113 [OV5640_30_FPS] = 30, 114 }; 115 116 /* regulator supplies */ 117 static const char * const ov5640_supply_name[] = { 118 "DOVDD", /* Digital I/O (1.8V) suppply */ 119 "DVDD", /* Digital Core (1.5V) supply */ 120 "AVDD", /* Analog (2.8V) supply */ 121 }; 122 123 #define OV5640_NUM_SUPPLIES ARRAY_SIZE(ov5640_supply_name) 124 125 /* 126 * Image size under 1280 * 960 are SUBSAMPLING 127 * Image size upper 1280 * 960 are SCALING 128 */ 129 enum ov5640_downsize_mode { 130 SUBSAMPLING, 131 SCALING, 132 }; 133 134 struct reg_value { 135 u16 reg_addr; 136 u8 val; 137 u8 mask; 138 u32 delay_ms; 139 }; 140 141 struct ov5640_mode_info { 142 enum ov5640_mode_id id; 143 enum ov5640_downsize_mode dn_mode; 144 u32 width; 145 u32 height; 146 const struct reg_value *reg_data; 147 u32 reg_data_size; 148 }; 149 150 struct ov5640_ctrls { 151 struct v4l2_ctrl_handler handler; 152 struct { 153 struct v4l2_ctrl *auto_exp; 154 struct v4l2_ctrl *exposure; 155 }; 156 struct { 157 struct v4l2_ctrl *auto_wb; 158 struct v4l2_ctrl *blue_balance; 159 struct v4l2_ctrl *red_balance; 160 }; 161 struct { 162 struct v4l2_ctrl *auto_gain; 163 struct v4l2_ctrl *gain; 164 }; 165 struct v4l2_ctrl *brightness; 166 struct v4l2_ctrl *saturation; 167 struct v4l2_ctrl *contrast; 168 struct v4l2_ctrl *hue; 169 struct v4l2_ctrl *test_pattern; 170 }; 171 172 struct ov5640_dev { 173 struct i2c_client *i2c_client; 174 struct v4l2_subdev sd; 175 struct media_pad pad; 176 struct v4l2_fwnode_endpoint ep; /* the parsed DT endpoint info */ 177 struct clk *xclk; /* system clock to OV5640 */ 178 u32 xclk_freq; 179 180 struct regulator_bulk_data supplies[OV5640_NUM_SUPPLIES]; 181 struct gpio_desc *reset_gpio; 182 struct gpio_desc *pwdn_gpio; 183 184 /* lock to protect all members below */ 185 struct mutex lock; 186 187 int power_count; 188 189 struct v4l2_mbus_framefmt fmt; 190 191 const struct ov5640_mode_info *current_mode; 192 enum ov5640_frame_rate current_fr; 193 struct v4l2_fract frame_interval; 194 195 struct ov5640_ctrls ctrls; 196 197 u32 prev_sysclk, prev_hts; 198 u32 ae_low, ae_high, ae_target; 199 200 bool pending_mode_change; 201 bool streaming; 202 }; 203 204 static inline struct ov5640_dev *to_ov5640_dev(struct v4l2_subdev *sd) 205 { 206 return container_of(sd, struct ov5640_dev, sd); 207 } 208 209 static inline struct v4l2_subdev *ctrl_to_sd(struct v4l2_ctrl *ctrl) 210 { 211 return &container_of(ctrl->handler, struct ov5640_dev, 212 ctrls.handler)->sd; 213 } 214 215 /* 216 * FIXME: all of these register tables are likely filled with 217 * entries that set the register to their power-on default values, 218 * and which are otherwise not touched by this driver. Those entries 219 * should be identified and removed to speed register load time 220 * over i2c. 221 */ 222 223 static const struct reg_value ov5640_init_setting_30fps_VGA[] = { 224 225 {0x3103, 0x11, 0, 0}, {0x3008, 0x82, 0, 5}, {0x3008, 0x42, 0, 0}, 226 {0x3103, 0x03, 0, 0}, {0x3017, 0x00, 0, 0}, {0x3018, 0x00, 0, 0}, 227 {0x3034, 0x18, 0, 0}, {0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, 228 {0x3037, 0x13, 0, 0}, {0x3108, 0x01, 0, 0}, {0x3630, 0x36, 0, 0}, 229 {0x3631, 0x0e, 0, 0}, {0x3632, 0xe2, 0, 0}, {0x3633, 0x12, 0, 0}, 230 {0x3621, 0xe0, 0, 0}, {0x3704, 0xa0, 0, 0}, {0x3703, 0x5a, 0, 0}, 231 {0x3715, 0x78, 0, 0}, {0x3717, 0x01, 0, 0}, {0x370b, 0x60, 0, 0}, 232 {0x3705, 0x1a, 0, 0}, {0x3905, 0x02, 0, 0}, {0x3906, 0x10, 0, 0}, 233 {0x3901, 0x0a, 0, 0}, {0x3731, 0x12, 0, 0}, {0x3600, 0x08, 0, 0}, 234 {0x3601, 0x33, 0, 0}, {0x302d, 0x60, 0, 0}, {0x3620, 0x52, 0, 0}, 235 {0x371b, 0x20, 0, 0}, {0x471c, 0x50, 0, 0}, {0x3a13, 0x43, 0, 0}, 236 {0x3a18, 0x00, 0, 0}, {0x3a19, 0xf8, 0, 0}, {0x3635, 0x13, 0, 0}, 237 {0x3636, 0x03, 0, 0}, {0x3634, 0x40, 0, 0}, {0x3622, 0x01, 0, 0}, 238 {0x3c01, 0xa4, 0, 0}, {0x3c04, 0x28, 0, 0}, {0x3c05, 0x98, 0, 0}, 239 {0x3c06, 0x00, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c08, 0x00, 0, 0}, 240 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 241 {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, 242 {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 243 {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 244 {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 245 {0x3808, 0x02, 0, 0}, {0x3809, 0x80, 0, 0}, {0x380a, 0x01, 0, 0}, 246 {0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, 247 {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, 248 {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 249 {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 250 {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 251 {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 252 {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 253 {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 254 {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x3000, 0x00, 0, 0}, 255 {0x3002, 0x1c, 0, 0}, {0x3004, 0xff, 0, 0}, {0x3006, 0xc3, 0, 0}, 256 {0x300e, 0x45, 0, 0}, {0x302e, 0x08, 0, 0}, {0x4300, 0x3f, 0, 0}, 257 {0x501f, 0x00, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, 258 {0x440e, 0x00, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 259 {0x4837, 0x0a, 0, 0}, {0x4800, 0x04, 0, 0}, {0x3824, 0x02, 0, 0}, 260 {0x5000, 0xa7, 0, 0}, {0x5001, 0xa3, 0, 0}, {0x5180, 0xff, 0, 0}, 261 {0x5181, 0xf2, 0, 0}, {0x5182, 0x00, 0, 0}, {0x5183, 0x14, 0, 0}, 262 {0x5184, 0x25, 0, 0}, {0x5185, 0x24, 0, 0}, {0x5186, 0x09, 0, 0}, 263 {0x5187, 0x09, 0, 0}, {0x5188, 0x09, 0, 0}, {0x5189, 0x88, 0, 0}, 264 {0x518a, 0x54, 0, 0}, {0x518b, 0xee, 0, 0}, {0x518c, 0xb2, 0, 0}, 265 {0x518d, 0x50, 0, 0}, {0x518e, 0x34, 0, 0}, {0x518f, 0x6b, 0, 0}, 266 {0x5190, 0x46, 0, 0}, {0x5191, 0xf8, 0, 0}, {0x5192, 0x04, 0, 0}, 267 {0x5193, 0x70, 0, 0}, {0x5194, 0xf0, 0, 0}, {0x5195, 0xf0, 0, 0}, 268 {0x5196, 0x03, 0, 0}, {0x5197, 0x01, 0, 0}, {0x5198, 0x04, 0, 0}, 269 {0x5199, 0x6c, 0, 0}, {0x519a, 0x04, 0, 0}, {0x519b, 0x00, 0, 0}, 270 {0x519c, 0x09, 0, 0}, {0x519d, 0x2b, 0, 0}, {0x519e, 0x38, 0, 0}, 271 {0x5381, 0x1e, 0, 0}, {0x5382, 0x5b, 0, 0}, {0x5383, 0x08, 0, 0}, 272 {0x5384, 0x0a, 0, 0}, {0x5385, 0x7e, 0, 0}, {0x5386, 0x88, 0, 0}, 273 {0x5387, 0x7c, 0, 0}, {0x5388, 0x6c, 0, 0}, {0x5389, 0x10, 0, 0}, 274 {0x538a, 0x01, 0, 0}, {0x538b, 0x98, 0, 0}, {0x5300, 0x08, 0, 0}, 275 {0x5301, 0x30, 0, 0}, {0x5302, 0x10, 0, 0}, {0x5303, 0x00, 0, 0}, 276 {0x5304, 0x08, 0, 0}, {0x5305, 0x30, 0, 0}, {0x5306, 0x08, 0, 0}, 277 {0x5307, 0x16, 0, 0}, {0x5309, 0x08, 0, 0}, {0x530a, 0x30, 0, 0}, 278 {0x530b, 0x04, 0, 0}, {0x530c, 0x06, 0, 0}, {0x5480, 0x01, 0, 0}, 279 {0x5481, 0x08, 0, 0}, {0x5482, 0x14, 0, 0}, {0x5483, 0x28, 0, 0}, 280 {0x5484, 0x51, 0, 0}, {0x5485, 0x65, 0, 0}, {0x5486, 0x71, 0, 0}, 281 {0x5487, 0x7d, 0, 0}, {0x5488, 0x87, 0, 0}, {0x5489, 0x91, 0, 0}, 282 {0x548a, 0x9a, 0, 0}, {0x548b, 0xaa, 0, 0}, {0x548c, 0xb8, 0, 0}, 283 {0x548d, 0xcd, 0, 0}, {0x548e, 0xdd, 0, 0}, {0x548f, 0xea, 0, 0}, 284 {0x5490, 0x1d, 0, 0}, {0x5580, 0x02, 0, 0}, {0x5583, 0x40, 0, 0}, 285 {0x5584, 0x10, 0, 0}, {0x5589, 0x10, 0, 0}, {0x558a, 0x00, 0, 0}, 286 {0x558b, 0xf8, 0, 0}, {0x5800, 0x23, 0, 0}, {0x5801, 0x14, 0, 0}, 287 {0x5802, 0x0f, 0, 0}, {0x5803, 0x0f, 0, 0}, {0x5804, 0x12, 0, 0}, 288 {0x5805, 0x26, 0, 0}, {0x5806, 0x0c, 0, 0}, {0x5807, 0x08, 0, 0}, 289 {0x5808, 0x05, 0, 0}, {0x5809, 0x05, 0, 0}, {0x580a, 0x08, 0, 0}, 290 {0x580b, 0x0d, 0, 0}, {0x580c, 0x08, 0, 0}, {0x580d, 0x03, 0, 0}, 291 {0x580e, 0x00, 0, 0}, {0x580f, 0x00, 0, 0}, {0x5810, 0x03, 0, 0}, 292 {0x5811, 0x09, 0, 0}, {0x5812, 0x07, 0, 0}, {0x5813, 0x03, 0, 0}, 293 {0x5814, 0x00, 0, 0}, {0x5815, 0x01, 0, 0}, {0x5816, 0x03, 0, 0}, 294 {0x5817, 0x08, 0, 0}, {0x5818, 0x0d, 0, 0}, {0x5819, 0x08, 0, 0}, 295 {0x581a, 0x05, 0, 0}, {0x581b, 0x06, 0, 0}, {0x581c, 0x08, 0, 0}, 296 {0x581d, 0x0e, 0, 0}, {0x581e, 0x29, 0, 0}, {0x581f, 0x17, 0, 0}, 297 {0x5820, 0x11, 0, 0}, {0x5821, 0x11, 0, 0}, {0x5822, 0x15, 0, 0}, 298 {0x5823, 0x28, 0, 0}, {0x5824, 0x46, 0, 0}, {0x5825, 0x26, 0, 0}, 299 {0x5826, 0x08, 0, 0}, {0x5827, 0x26, 0, 0}, {0x5828, 0x64, 0, 0}, 300 {0x5829, 0x26, 0, 0}, {0x582a, 0x24, 0, 0}, {0x582b, 0x22, 0, 0}, 301 {0x582c, 0x24, 0, 0}, {0x582d, 0x24, 0, 0}, {0x582e, 0x06, 0, 0}, 302 {0x582f, 0x22, 0, 0}, {0x5830, 0x40, 0, 0}, {0x5831, 0x42, 0, 0}, 303 {0x5832, 0x24, 0, 0}, {0x5833, 0x26, 0, 0}, {0x5834, 0x24, 0, 0}, 304 {0x5835, 0x22, 0, 0}, {0x5836, 0x22, 0, 0}, {0x5837, 0x26, 0, 0}, 305 {0x5838, 0x44, 0, 0}, {0x5839, 0x24, 0, 0}, {0x583a, 0x26, 0, 0}, 306 {0x583b, 0x28, 0, 0}, {0x583c, 0x42, 0, 0}, {0x583d, 0xce, 0, 0}, 307 {0x5025, 0x00, 0, 0}, {0x3a0f, 0x30, 0, 0}, {0x3a10, 0x28, 0, 0}, 308 {0x3a1b, 0x30, 0, 0}, {0x3a1e, 0x26, 0, 0}, {0x3a11, 0x60, 0, 0}, 309 {0x3a1f, 0x14, 0, 0}, {0x3008, 0x02, 0, 0}, {0x3c00, 0x04, 0, 300}, 310 }; 311 312 static const struct reg_value ov5640_setting_30fps_VGA_640_480[] = { 313 314 {0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 315 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 316 {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, 317 {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 318 {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 319 {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 320 {0x3808, 0x02, 0, 0}, {0x3809, 0x80, 0, 0}, {0x380a, 0x01, 0, 0}, 321 {0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, 322 {0x380e, 0x04, 0, 0}, {0x380f, 0x38, 0, 0}, {0x3810, 0x00, 0, 0}, 323 {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 324 {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 325 {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 326 {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x0e, 0, 0}, 327 {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 328 {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 329 {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 330 {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 331 {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, {0x3503, 0x00, 0, 0}, 332 }; 333 334 static const struct reg_value ov5640_setting_15fps_VGA_640_480[] = { 335 {0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 336 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 337 {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, 338 {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 339 {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 340 {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 341 {0x3808, 0x02, 0, 0}, {0x3809, 0x80, 0, 0}, {0x380a, 0x01, 0, 0}, 342 {0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, 343 {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, 344 {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 345 {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 346 {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 347 {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 348 {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 349 {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 350 {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 351 {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 352 {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 353 }; 354 355 static const struct reg_value ov5640_setting_30fps_XGA_1024_768[] = { 356 357 {0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 358 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 359 {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, 360 {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 361 {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 362 {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 363 {0x3808, 0x02, 0, 0}, {0x3809, 0x80, 0, 0}, {0x380a, 0x01, 0, 0}, 364 {0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, 365 {0x380e, 0x04, 0, 0}, {0x380f, 0x38, 0, 0}, {0x3810, 0x00, 0, 0}, 366 {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 367 {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 368 {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 369 {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x0e, 0, 0}, 370 {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 371 {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 372 {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 373 {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 374 {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, {0x3503, 0x00, 0, 0}, 375 {0x3808, 0x04, 0, 0}, {0x3809, 0x00, 0, 0}, {0x380a, 0x03, 0, 0}, 376 {0x380b, 0x00, 0, 0}, {0x3035, 0x12, 0, 0}, 377 }; 378 379 static const struct reg_value ov5640_setting_15fps_XGA_1024_768[] = { 380 {0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 381 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 382 {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, 383 {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 384 {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 385 {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 386 {0x3808, 0x02, 0, 0}, {0x3809, 0x80, 0, 0}, {0x380a, 0x01, 0, 0}, 387 {0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, 388 {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, 389 {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 390 {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 391 {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 392 {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 393 {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 394 {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 395 {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 396 {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 397 {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, {0x3808, 0x04, 0, 0}, 398 {0x3809, 0x00, 0, 0}, {0x380a, 0x03, 0, 0}, {0x380b, 0x00, 0, 0}, 399 }; 400 401 static const struct reg_value ov5640_setting_30fps_QVGA_320_240[] = { 402 {0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 403 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 404 {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, 405 {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 406 {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 407 {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 408 {0x3808, 0x01, 0, 0}, {0x3809, 0x40, 0, 0}, {0x380a, 0x00, 0, 0}, 409 {0x380b, 0xf0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, 410 {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, 411 {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 412 {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 413 {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 414 {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 415 {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 416 {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 417 {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 418 {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 419 {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 420 }; 421 422 static const struct reg_value ov5640_setting_15fps_QVGA_320_240[] = { 423 {0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 424 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 425 {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, 426 {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 427 {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 428 {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 429 {0x3808, 0x01, 0, 0}, {0x3809, 0x40, 0, 0}, {0x380a, 0x00, 0, 0}, 430 {0x380b, 0xf0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, 431 {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, 432 {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 433 {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 434 {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 435 {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 436 {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 437 {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 438 {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 439 {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 440 {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 441 }; 442 443 static const struct reg_value ov5640_setting_30fps_QCIF_176_144[] = { 444 {0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 445 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 446 {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, 447 {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 448 {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 449 {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 450 {0x3808, 0x00, 0, 0}, {0x3809, 0xb0, 0, 0}, {0x380a, 0x00, 0, 0}, 451 {0x380b, 0x90, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, 452 {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, 453 {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 454 {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 455 {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 456 {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 457 {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 458 {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 459 {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 460 {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 461 {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 462 }; 463 static const struct reg_value ov5640_setting_15fps_QCIF_176_144[] = { 464 {0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 465 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 466 {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, 467 {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 468 {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 469 {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 470 {0x3808, 0x00, 0, 0}, {0x3809, 0xb0, 0, 0}, {0x380a, 0x00, 0, 0}, 471 {0x380b, 0x90, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, 472 {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, 473 {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 474 {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 475 {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 476 {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 477 {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 478 {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 479 {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 480 {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 481 {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 482 }; 483 484 static const struct reg_value ov5640_setting_30fps_NTSC_720_480[] = { 485 {0x3035, 0x12, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 486 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 487 {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, 488 {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 489 {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 490 {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 491 {0x3808, 0x02, 0, 0}, {0x3809, 0xd0, 0, 0}, {0x380a, 0x01, 0, 0}, 492 {0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, 493 {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, 494 {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x3c, 0, 0}, 495 {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 496 {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 497 {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 498 {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 499 {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 500 {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 501 {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 502 {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 503 }; 504 505 static const struct reg_value ov5640_setting_15fps_NTSC_720_480[] = { 506 {0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 507 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 508 {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, 509 {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 510 {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 511 {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 512 {0x3808, 0x02, 0, 0}, {0x3809, 0xd0, 0, 0}, {0x380a, 0x01, 0, 0}, 513 {0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, 514 {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, 515 {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x3c, 0, 0}, 516 {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 517 {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 518 {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 519 {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 520 {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 521 {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 522 {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 523 {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 524 }; 525 526 static const struct reg_value ov5640_setting_30fps_PAL_720_576[] = { 527 {0x3035, 0x12, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 528 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 529 {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, 530 {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 531 {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 532 {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 533 {0x3808, 0x02, 0, 0}, {0x3809, 0xd0, 0, 0}, {0x380a, 0x02, 0, 0}, 534 {0x380b, 0x40, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, 535 {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, 536 {0x3811, 0x38, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 537 {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 538 {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 539 {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 540 {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 541 {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 542 {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 543 {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 544 {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 545 }; 546 547 static const struct reg_value ov5640_setting_15fps_PAL_720_576[] = { 548 {0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 549 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 550 {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, 551 {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 552 {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 553 {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 554 {0x3808, 0x02, 0, 0}, {0x3809, 0xd0, 0, 0}, {0x380a, 0x02, 0, 0}, 555 {0x380b, 0x40, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0}, 556 {0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0}, 557 {0x3811, 0x38, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 558 {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 559 {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 560 {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 561 {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 562 {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 563 {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 564 {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 565 {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 566 }; 567 568 static const struct reg_value ov5640_setting_30fps_720P_1280_720[] = { 569 {0x3008, 0x42, 0, 0}, 570 {0x3035, 0x21, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x07, 0, 0}, 571 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 572 {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, 573 {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 574 {0x3802, 0x00, 0, 0}, {0x3803, 0xfa, 0, 0}, {0x3804, 0x0a, 0, 0}, 575 {0x3805, 0x3f, 0, 0}, {0x3806, 0x06, 0, 0}, {0x3807, 0xa9, 0, 0}, 576 {0x3808, 0x05, 0, 0}, {0x3809, 0x00, 0, 0}, {0x380a, 0x02, 0, 0}, 577 {0x380b, 0xd0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x64, 0, 0}, 578 {0x380e, 0x02, 0, 0}, {0x380f, 0xe4, 0, 0}, {0x3810, 0x00, 0, 0}, 579 {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, 580 {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 581 {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x02, 0, 0}, 582 {0x3a03, 0xe4, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0xbc, 0, 0}, 583 {0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x72, 0, 0}, {0x3a0e, 0x01, 0, 0}, 584 {0x3a0d, 0x02, 0, 0}, {0x3a14, 0x02, 0, 0}, {0x3a15, 0xe4, 0, 0}, 585 {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x02, 0, 0}, 586 {0x4407, 0x04, 0, 0}, {0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0}, 587 {0x3824, 0x04, 0, 0}, {0x5001, 0x83, 0, 0}, {0x4005, 0x1a, 0, 0}, 588 {0x3008, 0x02, 0, 0}, {0x3503, 0, 0, 0}, 589 }; 590 591 static const struct reg_value ov5640_setting_15fps_720P_1280_720[] = { 592 {0x3035, 0x41, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x07, 0, 0}, 593 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 594 {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, 595 {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 596 {0x3802, 0x00, 0, 0}, {0x3803, 0xfa, 0, 0}, {0x3804, 0x0a, 0, 0}, 597 {0x3805, 0x3f, 0, 0}, {0x3806, 0x06, 0, 0}, {0x3807, 0xa9, 0, 0}, 598 {0x3808, 0x05, 0, 0}, {0x3809, 0x00, 0, 0}, {0x380a, 0x02, 0, 0}, 599 {0x380b, 0xd0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x64, 0, 0}, 600 {0x380e, 0x02, 0, 0}, {0x380f, 0xe4, 0, 0}, {0x3810, 0x00, 0, 0}, 601 {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, 602 {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 603 {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x02, 0, 0}, 604 {0x3a03, 0xe4, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0xbc, 0, 0}, 605 {0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x72, 0, 0}, {0x3a0e, 0x01, 0, 0}, 606 {0x3a0d, 0x02, 0, 0}, {0x3a14, 0x02, 0, 0}, {0x3a15, 0xe4, 0, 0}, 607 {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x02, 0, 0}, 608 {0x4407, 0x04, 0, 0}, {0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0}, 609 {0x3824, 0x04, 0, 0}, {0x5001, 0x83, 0, 0}, 610 }; 611 612 static const struct reg_value ov5640_setting_30fps_1080P_1920_1080[] = { 613 {0x3008, 0x42, 0, 0}, 614 {0x3035, 0x21, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x08, 0, 0}, 615 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 616 {0x3820, 0x40, 0, 0}, {0x3821, 0x06, 0, 0}, {0x3814, 0x11, 0, 0}, 617 {0x3815, 0x11, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 618 {0x3802, 0x00, 0, 0}, {0x3803, 0x00, 0, 0}, {0x3804, 0x0a, 0, 0}, 619 {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9f, 0, 0}, 620 {0x3808, 0x0a, 0, 0}, {0x3809, 0x20, 0, 0}, {0x380a, 0x07, 0, 0}, 621 {0x380b, 0x98, 0, 0}, {0x380c, 0x0b, 0, 0}, {0x380d, 0x1c, 0, 0}, 622 {0x380e, 0x07, 0, 0}, {0x380f, 0xb0, 0, 0}, {0x3810, 0x00, 0, 0}, 623 {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, 624 {0x3618, 0x04, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x21, 0, 0}, 625 {0x3709, 0x12, 0, 0}, {0x370c, 0x00, 0, 0}, {0x3a02, 0x03, 0, 0}, 626 {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 627 {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 628 {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 629 {0x4001, 0x02, 0, 0}, {0x4004, 0x06, 0, 0}, {0x4713, 0x03, 0, 0}, 630 {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 631 {0x3824, 0x02, 0, 0}, {0x5001, 0x83, 0, 0}, {0x3035, 0x11, 0, 0}, 632 {0x3036, 0x54, 0, 0}, {0x3c07, 0x07, 0, 0}, {0x3c08, 0x00, 0, 0}, 633 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 634 {0x3800, 0x01, 0, 0}, {0x3801, 0x50, 0, 0}, {0x3802, 0x01, 0, 0}, 635 {0x3803, 0xb2, 0, 0}, {0x3804, 0x08, 0, 0}, {0x3805, 0xef, 0, 0}, 636 {0x3806, 0x05, 0, 0}, {0x3807, 0xf1, 0, 0}, {0x3808, 0x07, 0, 0}, 637 {0x3809, 0x80, 0, 0}, {0x380a, 0x04, 0, 0}, {0x380b, 0x38, 0, 0}, 638 {0x380c, 0x09, 0, 0}, {0x380d, 0xc4, 0, 0}, {0x380e, 0x04, 0, 0}, 639 {0x380f, 0x60, 0, 0}, {0x3612, 0x2b, 0, 0}, {0x3708, 0x64, 0, 0}, 640 {0x3a02, 0x04, 0, 0}, {0x3a03, 0x60, 0, 0}, {0x3a08, 0x01, 0, 0}, 641 {0x3a09, 0x50, 0, 0}, {0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x18, 0, 0}, 642 {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x04, 0, 0}, 643 {0x3a15, 0x60, 0, 0}, {0x4713, 0x02, 0, 0}, {0x4407, 0x04, 0, 0}, 644 {0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0}, {0x3824, 0x04, 0, 0}, 645 {0x4005, 0x1a, 0, 0}, {0x3008, 0x02, 0, 0}, 646 {0x3503, 0, 0, 0}, 647 }; 648 649 static const struct reg_value ov5640_setting_15fps_1080P_1920_1080[] = { 650 {0x3008, 0x42, 0, 0}, 651 {0x3035, 0x21, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x08, 0, 0}, 652 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 653 {0x3820, 0x40, 0, 0}, {0x3821, 0x06, 0, 0}, {0x3814, 0x11, 0, 0}, 654 {0x3815, 0x11, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 655 {0x3802, 0x00, 0, 0}, {0x3803, 0x00, 0, 0}, {0x3804, 0x0a, 0, 0}, 656 {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9f, 0, 0}, 657 {0x3808, 0x0a, 0, 0}, {0x3809, 0x20, 0, 0}, {0x380a, 0x07, 0, 0}, 658 {0x380b, 0x98, 0, 0}, {0x380c, 0x0b, 0, 0}, {0x380d, 0x1c, 0, 0}, 659 {0x380e, 0x07, 0, 0}, {0x380f, 0xb0, 0, 0}, {0x3810, 0x00, 0, 0}, 660 {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, 661 {0x3618, 0x04, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x21, 0, 0}, 662 {0x3709, 0x12, 0, 0}, {0x370c, 0x00, 0, 0}, {0x3a02, 0x03, 0, 0}, 663 {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 664 {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 665 {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 666 {0x4001, 0x02, 0, 0}, {0x4004, 0x06, 0, 0}, {0x4713, 0x03, 0, 0}, 667 {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 668 {0x3824, 0x02, 0, 0}, {0x5001, 0x83, 0, 0}, {0x3035, 0x21, 0, 0}, 669 {0x3036, 0x54, 0, 1}, {0x3c07, 0x07, 0, 0}, {0x3c08, 0x00, 0, 0}, 670 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 671 {0x3800, 0x01, 0, 0}, {0x3801, 0x50, 0, 0}, {0x3802, 0x01, 0, 0}, 672 {0x3803, 0xb2, 0, 0}, {0x3804, 0x08, 0, 0}, {0x3805, 0xef, 0, 0}, 673 {0x3806, 0x05, 0, 0}, {0x3807, 0xf1, 0, 0}, {0x3808, 0x07, 0, 0}, 674 {0x3809, 0x80, 0, 0}, {0x380a, 0x04, 0, 0}, {0x380b, 0x38, 0, 0}, 675 {0x380c, 0x09, 0, 0}, {0x380d, 0xc4, 0, 0}, {0x380e, 0x04, 0, 0}, 676 {0x380f, 0x60, 0, 0}, {0x3612, 0x2b, 0, 0}, {0x3708, 0x64, 0, 0}, 677 {0x3a02, 0x04, 0, 0}, {0x3a03, 0x60, 0, 0}, {0x3a08, 0x01, 0, 0}, 678 {0x3a09, 0x50, 0, 0}, {0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x18, 0, 0}, 679 {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x04, 0, 0}, 680 {0x3a15, 0x60, 0, 0}, {0x4713, 0x02, 0, 0}, {0x4407, 0x04, 0, 0}, 681 {0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0}, {0x3824, 0x04, 0, 0}, 682 {0x4005, 0x1a, 0, 0}, {0x3008, 0x02, 0, 0}, {0x3503, 0, 0, 0}, 683 }; 684 685 static const struct reg_value ov5640_setting_15fps_QSXGA_2592_1944[] = { 686 {0x3820, 0x40, 0, 0}, {0x3821, 0x06, 0, 0}, 687 {0x3035, 0x21, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x08, 0, 0}, 688 {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 689 {0x3820, 0x40, 0, 0}, {0x3821, 0x06, 0, 0}, {0x3814, 0x11, 0, 0}, 690 {0x3815, 0x11, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 691 {0x3802, 0x00, 0, 0}, {0x3803, 0x00, 0, 0}, {0x3804, 0x0a, 0, 0}, 692 {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9f, 0, 0}, 693 {0x3808, 0x0a, 0, 0}, {0x3809, 0x20, 0, 0}, {0x380a, 0x07, 0, 0}, 694 {0x380b, 0x98, 0, 0}, {0x380c, 0x0b, 0, 0}, {0x380d, 0x1c, 0, 0}, 695 {0x380e, 0x07, 0, 0}, {0x380f, 0xb0, 0, 0}, {0x3810, 0x00, 0, 0}, 696 {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, 697 {0x3618, 0x04, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x21, 0, 0}, 698 {0x3709, 0x12, 0, 0}, {0x370c, 0x00, 0, 0}, {0x3a02, 0x03, 0, 0}, 699 {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 700 {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 701 {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 702 {0x4001, 0x02, 0, 0}, {0x4004, 0x06, 0, 0}, {0x4713, 0x03, 0, 0}, 703 {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 704 {0x3824, 0x02, 0, 0}, {0x5001, 0x83, 0, 70}, 705 }; 706 707 /* power-on sensor init reg table */ 708 static const struct ov5640_mode_info ov5640_mode_init_data = { 709 0, SUBSAMPLING, 640, 480, ov5640_init_setting_30fps_VGA, 710 ARRAY_SIZE(ov5640_init_setting_30fps_VGA), 711 }; 712 713 static const struct ov5640_mode_info 714 ov5640_mode_data[OV5640_NUM_FRAMERATES][OV5640_NUM_MODES] = { 715 { 716 {OV5640_MODE_QCIF_176_144, SUBSAMPLING, 176, 144, 717 ov5640_setting_15fps_QCIF_176_144, 718 ARRAY_SIZE(ov5640_setting_15fps_QCIF_176_144)}, 719 {OV5640_MODE_QVGA_320_240, SUBSAMPLING, 320, 240, 720 ov5640_setting_15fps_QVGA_320_240, 721 ARRAY_SIZE(ov5640_setting_15fps_QVGA_320_240)}, 722 {OV5640_MODE_VGA_640_480, SUBSAMPLING, 640, 480, 723 ov5640_setting_15fps_VGA_640_480, 724 ARRAY_SIZE(ov5640_setting_15fps_VGA_640_480)}, 725 {OV5640_MODE_NTSC_720_480, SUBSAMPLING, 720, 480, 726 ov5640_setting_15fps_NTSC_720_480, 727 ARRAY_SIZE(ov5640_setting_15fps_NTSC_720_480)}, 728 {OV5640_MODE_PAL_720_576, SUBSAMPLING, 720, 576, 729 ov5640_setting_15fps_PAL_720_576, 730 ARRAY_SIZE(ov5640_setting_15fps_PAL_720_576)}, 731 {OV5640_MODE_XGA_1024_768, SUBSAMPLING, 1024, 768, 732 ov5640_setting_15fps_XGA_1024_768, 733 ARRAY_SIZE(ov5640_setting_15fps_XGA_1024_768)}, 734 {OV5640_MODE_720P_1280_720, SUBSAMPLING, 1280, 720, 735 ov5640_setting_15fps_720P_1280_720, 736 ARRAY_SIZE(ov5640_setting_15fps_720P_1280_720)}, 737 {OV5640_MODE_1080P_1920_1080, SCALING, 1920, 1080, 738 ov5640_setting_15fps_1080P_1920_1080, 739 ARRAY_SIZE(ov5640_setting_15fps_1080P_1920_1080)}, 740 {OV5640_MODE_QSXGA_2592_1944, SCALING, 2592, 1944, 741 ov5640_setting_15fps_QSXGA_2592_1944, 742 ARRAY_SIZE(ov5640_setting_15fps_QSXGA_2592_1944)}, 743 }, { 744 {OV5640_MODE_QCIF_176_144, SUBSAMPLING, 176, 144, 745 ov5640_setting_30fps_QCIF_176_144, 746 ARRAY_SIZE(ov5640_setting_30fps_QCIF_176_144)}, 747 {OV5640_MODE_QVGA_320_240, SUBSAMPLING, 320, 240, 748 ov5640_setting_30fps_QVGA_320_240, 749 ARRAY_SIZE(ov5640_setting_30fps_QVGA_320_240)}, 750 {OV5640_MODE_VGA_640_480, SUBSAMPLING, 640, 480, 751 ov5640_setting_30fps_VGA_640_480, 752 ARRAY_SIZE(ov5640_setting_30fps_VGA_640_480)}, 753 {OV5640_MODE_NTSC_720_480, SUBSAMPLING, 720, 480, 754 ov5640_setting_30fps_NTSC_720_480, 755 ARRAY_SIZE(ov5640_setting_30fps_NTSC_720_480)}, 756 {OV5640_MODE_PAL_720_576, SUBSAMPLING, 720, 576, 757 ov5640_setting_30fps_PAL_720_576, 758 ARRAY_SIZE(ov5640_setting_30fps_PAL_720_576)}, 759 {OV5640_MODE_XGA_1024_768, SUBSAMPLING, 1024, 768, 760 ov5640_setting_30fps_XGA_1024_768, 761 ARRAY_SIZE(ov5640_setting_30fps_XGA_1024_768)}, 762 {OV5640_MODE_720P_1280_720, SUBSAMPLING, 1280, 720, 763 ov5640_setting_30fps_720P_1280_720, 764 ARRAY_SIZE(ov5640_setting_30fps_720P_1280_720)}, 765 {OV5640_MODE_1080P_1920_1080, SCALING, 1920, 1080, 766 ov5640_setting_30fps_1080P_1920_1080, 767 ARRAY_SIZE(ov5640_setting_30fps_1080P_1920_1080)}, 768 {OV5640_MODE_QSXGA_2592_1944, -1, 0, 0, NULL, 0}, 769 }, 770 }; 771 772 static int ov5640_init_slave_id(struct ov5640_dev *sensor) 773 { 774 struct i2c_client *client = sensor->i2c_client; 775 struct i2c_msg msg; 776 u8 buf[3]; 777 int ret; 778 779 if (client->addr == OV5640_DEFAULT_SLAVE_ID) 780 return 0; 781 782 buf[0] = OV5640_REG_SLAVE_ID >> 8; 783 buf[1] = OV5640_REG_SLAVE_ID & 0xff; 784 buf[2] = client->addr << 1; 785 786 msg.addr = OV5640_DEFAULT_SLAVE_ID; 787 msg.flags = 0; 788 msg.buf = buf; 789 msg.len = sizeof(buf); 790 791 ret = i2c_transfer(client->adapter, &msg, 1); 792 if (ret < 0) { 793 dev_err(&client->dev, "%s: failed with %d\n", __func__, ret); 794 return ret; 795 } 796 797 return 0; 798 } 799 800 static int ov5640_write_reg(struct ov5640_dev *sensor, u16 reg, u8 val) 801 { 802 struct i2c_client *client = sensor->i2c_client; 803 struct i2c_msg msg; 804 u8 buf[3]; 805 int ret; 806 807 buf[0] = reg >> 8; 808 buf[1] = reg & 0xff; 809 buf[2] = val; 810 811 msg.addr = client->addr; 812 msg.flags = client->flags; 813 msg.buf = buf; 814 msg.len = sizeof(buf); 815 816 ret = i2c_transfer(client->adapter, &msg, 1); 817 if (ret < 0) { 818 v4l2_err(&sensor->sd, "%s: error: reg=%x, val=%x\n", 819 __func__, reg, val); 820 return ret; 821 } 822 823 return 0; 824 } 825 826 static int ov5640_read_reg(struct ov5640_dev *sensor, u16 reg, u8 *val) 827 { 828 struct i2c_client *client = sensor->i2c_client; 829 struct i2c_msg msg[2]; 830 u8 buf[2]; 831 int ret; 832 833 buf[0] = reg >> 8; 834 buf[1] = reg & 0xff; 835 836 msg[0].addr = client->addr; 837 msg[0].flags = client->flags; 838 msg[0].buf = buf; 839 msg[0].len = sizeof(buf); 840 841 msg[1].addr = client->addr; 842 msg[1].flags = client->flags | I2C_M_RD; 843 msg[1].buf = buf; 844 msg[1].len = 1; 845 846 ret = i2c_transfer(client->adapter, msg, 2); 847 if (ret < 0) 848 return ret; 849 850 *val = buf[0]; 851 return 0; 852 } 853 854 static int ov5640_read_reg16(struct ov5640_dev *sensor, u16 reg, u16 *val) 855 { 856 u8 hi, lo; 857 int ret; 858 859 ret = ov5640_read_reg(sensor, reg, &hi); 860 if (ret) 861 return ret; 862 ret = ov5640_read_reg(sensor, reg+1, &lo); 863 if (ret) 864 return ret; 865 866 *val = ((u16)hi << 8) | (u16)lo; 867 return 0; 868 } 869 870 static int ov5640_write_reg16(struct ov5640_dev *sensor, u16 reg, u16 val) 871 { 872 int ret; 873 874 ret = ov5640_write_reg(sensor, reg, val >> 8); 875 if (ret) 876 return ret; 877 878 return ov5640_write_reg(sensor, reg + 1, val & 0xff); 879 } 880 881 static int ov5640_mod_reg(struct ov5640_dev *sensor, u16 reg, 882 u8 mask, u8 val) 883 { 884 u8 readval; 885 int ret; 886 887 ret = ov5640_read_reg(sensor, reg, &readval); 888 if (ret) 889 return ret; 890 891 readval &= ~mask; 892 val &= mask; 893 val |= readval; 894 895 return ov5640_write_reg(sensor, reg, val); 896 } 897 898 /* download ov5640 settings to sensor through i2c */ 899 static int ov5640_load_regs(struct ov5640_dev *sensor, 900 const struct ov5640_mode_info *mode) 901 { 902 const struct reg_value *regs = mode->reg_data; 903 unsigned int i; 904 u32 delay_ms; 905 u16 reg_addr; 906 u8 mask, val; 907 int ret = 0; 908 909 for (i = 0; i < mode->reg_data_size; ++i, ++regs) { 910 delay_ms = regs->delay_ms; 911 reg_addr = regs->reg_addr; 912 val = regs->val; 913 mask = regs->mask; 914 915 if (mask) 916 ret = ov5640_mod_reg(sensor, reg_addr, mask, val); 917 else 918 ret = ov5640_write_reg(sensor, reg_addr, val); 919 if (ret) 920 break; 921 922 if (delay_ms) 923 usleep_range(1000*delay_ms, 1000*delay_ms+100); 924 } 925 926 return ret; 927 } 928 929 /* read exposure, in number of line periods */ 930 static int ov5640_get_exposure(struct ov5640_dev *sensor) 931 { 932 int exp, ret; 933 u8 temp; 934 935 ret = ov5640_read_reg(sensor, OV5640_REG_AEC_PK_EXPOSURE_HI, &temp); 936 if (ret) 937 return ret; 938 exp = ((int)temp & 0x0f) << 16; 939 ret = ov5640_read_reg(sensor, OV5640_REG_AEC_PK_EXPOSURE_MED, &temp); 940 if (ret) 941 return ret; 942 exp |= ((int)temp << 8); 943 ret = ov5640_read_reg(sensor, OV5640_REG_AEC_PK_EXPOSURE_LO, &temp); 944 if (ret) 945 return ret; 946 exp |= (int)temp; 947 948 return exp >> 4; 949 } 950 951 /* write exposure, given number of line periods */ 952 static int ov5640_set_exposure(struct ov5640_dev *sensor, u32 exposure) 953 { 954 int ret; 955 956 exposure <<= 4; 957 958 ret = ov5640_write_reg(sensor, 959 OV5640_REG_AEC_PK_EXPOSURE_LO, 960 exposure & 0xff); 961 if (ret) 962 return ret; 963 ret = ov5640_write_reg(sensor, 964 OV5640_REG_AEC_PK_EXPOSURE_MED, 965 (exposure >> 8) & 0xff); 966 if (ret) 967 return ret; 968 return ov5640_write_reg(sensor, 969 OV5640_REG_AEC_PK_EXPOSURE_HI, 970 (exposure >> 16) & 0x0f); 971 } 972 973 static int ov5640_get_gain(struct ov5640_dev *sensor) 974 { 975 u16 gain; 976 int ret; 977 978 ret = ov5640_read_reg16(sensor, OV5640_REG_AEC_PK_REAL_GAIN, &gain); 979 if (ret) 980 return ret; 981 982 return gain & 0x3ff; 983 } 984 985 static int ov5640_set_stream(struct ov5640_dev *sensor, bool on) 986 { 987 int ret; 988 989 ret = ov5640_mod_reg(sensor, OV5640_REG_MIPI_CTRL00, BIT(5), 990 on ? 0 : BIT(5)); 991 if (ret) 992 return ret; 993 ret = ov5640_write_reg(sensor, OV5640_REG_PAD_OUTPUT00, 994 on ? 0x00 : 0x70); 995 if (ret) 996 return ret; 997 998 return ov5640_write_reg(sensor, OV5640_REG_FRAME_CTRL01, 999 on ? 0x00 : 0x0f); 1000 } 1001 1002 static int ov5640_get_sysclk(struct ov5640_dev *sensor) 1003 { 1004 /* calculate sysclk */ 1005 u32 xvclk = sensor->xclk_freq / 10000; 1006 u32 multiplier, prediv, VCO, sysdiv, pll_rdiv; 1007 u32 sclk_rdiv_map[] = {1, 2, 4, 8}; 1008 u32 bit_div2x = 1, sclk_rdiv, sysclk; 1009 u8 temp1, temp2; 1010 int ret; 1011 1012 ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL0, &temp1); 1013 if (ret) 1014 return ret; 1015 temp2 = temp1 & 0x0f; 1016 if (temp2 == 8 || temp2 == 10) 1017 bit_div2x = temp2 / 2; 1018 1019 ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL1, &temp1); 1020 if (ret) 1021 return ret; 1022 sysdiv = temp1 >> 4; 1023 if (sysdiv == 0) 1024 sysdiv = 16; 1025 1026 ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL2, &temp1); 1027 if (ret) 1028 return ret; 1029 multiplier = temp1; 1030 1031 ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL3, &temp1); 1032 if (ret) 1033 return ret; 1034 prediv = temp1 & 0x0f; 1035 pll_rdiv = ((temp1 >> 4) & 0x01) + 1; 1036 1037 ret = ov5640_read_reg(sensor, OV5640_REG_SYS_ROOT_DIVIDER, &temp1); 1038 if (ret) 1039 return ret; 1040 temp2 = temp1 & 0x03; 1041 sclk_rdiv = sclk_rdiv_map[temp2]; 1042 1043 if (!prediv || !sysdiv || !pll_rdiv || !bit_div2x) 1044 return -EINVAL; 1045 1046 VCO = xvclk * multiplier / prediv; 1047 1048 sysclk = VCO / sysdiv / pll_rdiv * 2 / bit_div2x / sclk_rdiv; 1049 1050 return sysclk; 1051 } 1052 1053 static int ov5640_set_night_mode(struct ov5640_dev *sensor) 1054 { 1055 /* read HTS from register settings */ 1056 u8 mode; 1057 int ret; 1058 1059 ret = ov5640_read_reg(sensor, OV5640_REG_AEC_CTRL00, &mode); 1060 if (ret) 1061 return ret; 1062 mode &= 0xfb; 1063 return ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL00, mode); 1064 } 1065 1066 static int ov5640_get_hts(struct ov5640_dev *sensor) 1067 { 1068 /* read HTS from register settings */ 1069 u16 hts; 1070 int ret; 1071 1072 ret = ov5640_read_reg16(sensor, OV5640_REG_TIMING_HTS, &hts); 1073 if (ret) 1074 return ret; 1075 return hts; 1076 } 1077 1078 static int ov5640_get_vts(struct ov5640_dev *sensor) 1079 { 1080 u16 vts; 1081 int ret; 1082 1083 ret = ov5640_read_reg16(sensor, OV5640_REG_TIMING_VTS, &vts); 1084 if (ret) 1085 return ret; 1086 return vts; 1087 } 1088 1089 static int ov5640_set_vts(struct ov5640_dev *sensor, int vts) 1090 { 1091 return ov5640_write_reg16(sensor, OV5640_REG_TIMING_VTS, vts); 1092 } 1093 1094 static int ov5640_get_light_freq(struct ov5640_dev *sensor) 1095 { 1096 /* get banding filter value */ 1097 int ret, light_freq = 0; 1098 u8 temp, temp1; 1099 1100 ret = ov5640_read_reg(sensor, OV5640_REG_HZ5060_CTRL01, &temp); 1101 if (ret) 1102 return ret; 1103 1104 if (temp & 0x80) { 1105 /* manual */ 1106 ret = ov5640_read_reg(sensor, OV5640_REG_HZ5060_CTRL00, 1107 &temp1); 1108 if (ret) 1109 return ret; 1110 if (temp1 & 0x04) { 1111 /* 50Hz */ 1112 light_freq = 50; 1113 } else { 1114 /* 60Hz */ 1115 light_freq = 60; 1116 } 1117 } else { 1118 /* auto */ 1119 ret = ov5640_read_reg(sensor, OV5640_REG_SIGMADELTA_CTRL0C, 1120 &temp1); 1121 if (ret) 1122 return ret; 1123 1124 if (temp1 & 0x01) { 1125 /* 50Hz */ 1126 light_freq = 50; 1127 } else { 1128 /* 60Hz */ 1129 } 1130 } 1131 1132 return light_freq; 1133 } 1134 1135 static int ov5640_set_bandingfilter(struct ov5640_dev *sensor) 1136 { 1137 u32 band_step60, max_band60, band_step50, max_band50, prev_vts; 1138 int ret; 1139 1140 /* read preview PCLK */ 1141 ret = ov5640_get_sysclk(sensor); 1142 if (ret < 0) 1143 return ret; 1144 if (ret == 0) 1145 return -EINVAL; 1146 sensor->prev_sysclk = ret; 1147 /* read preview HTS */ 1148 ret = ov5640_get_hts(sensor); 1149 if (ret < 0) 1150 return ret; 1151 if (ret == 0) 1152 return -EINVAL; 1153 sensor->prev_hts = ret; 1154 1155 /* read preview VTS */ 1156 ret = ov5640_get_vts(sensor); 1157 if (ret < 0) 1158 return ret; 1159 prev_vts = ret; 1160 1161 1162 /* calculate banding filter */ 1163 /* 60Hz */ 1164 band_step60 = sensor->prev_sysclk * 100 / sensor->prev_hts * 100 / 120; 1165 ret = ov5640_write_reg16(sensor, OV5640_REG_AEC_B60_STEP, band_step60); 1166 if (ret) 1167 return ret; 1168 if (!band_step60) 1169 return -EINVAL; 1170 max_band60 = (int)((prev_vts - 4) / band_step60); 1171 ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL0D, max_band60); 1172 if (ret) 1173 return ret; 1174 1175 /* 50Hz */ 1176 band_step50 = sensor->prev_sysclk * 100 / sensor->prev_hts; 1177 ret = ov5640_write_reg16(sensor, OV5640_REG_AEC_B50_STEP, band_step50); 1178 if (ret) 1179 return ret; 1180 if (!band_step50) 1181 return -EINVAL; 1182 max_band50 = (int)((prev_vts - 4) / band_step50); 1183 return ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL0E, max_band50); 1184 } 1185 1186 static int ov5640_set_ae_target(struct ov5640_dev *sensor, int target) 1187 { 1188 /* stable in high */ 1189 u32 fast_high, fast_low; 1190 int ret; 1191 1192 sensor->ae_low = target * 23 / 25; /* 0.92 */ 1193 sensor->ae_high = target * 27 / 25; /* 1.08 */ 1194 1195 fast_high = sensor->ae_high << 1; 1196 if (fast_high > 255) 1197 fast_high = 255; 1198 1199 fast_low = sensor->ae_low >> 1; 1200 1201 ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL0F, sensor->ae_high); 1202 if (ret) 1203 return ret; 1204 ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL10, sensor->ae_low); 1205 if (ret) 1206 return ret; 1207 ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL1B, sensor->ae_high); 1208 if (ret) 1209 return ret; 1210 ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL1E, sensor->ae_low); 1211 if (ret) 1212 return ret; 1213 ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL11, fast_high); 1214 if (ret) 1215 return ret; 1216 return ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL1F, fast_low); 1217 } 1218 1219 static int ov5640_binning_on(struct ov5640_dev *sensor) 1220 { 1221 u8 temp; 1222 int ret; 1223 1224 ret = ov5640_read_reg(sensor, OV5640_REG_TIMING_TC_REG21, &temp); 1225 if (ret) 1226 return ret; 1227 temp &= 0xfe; 1228 return temp ? 1 : 0; 1229 } 1230 1231 static int ov5640_set_virtual_channel(struct ov5640_dev *sensor) 1232 { 1233 u8 temp, channel = virtual_channel; 1234 int ret; 1235 1236 if (channel > 3) 1237 return -EINVAL; 1238 1239 ret = ov5640_read_reg(sensor, OV5640_REG_DEBUG_MODE, &temp); 1240 if (ret) 1241 return ret; 1242 temp &= ~(3 << 6); 1243 temp |= (channel << 6); 1244 return ov5640_write_reg(sensor, OV5640_REG_DEBUG_MODE, temp); 1245 } 1246 1247 static const struct ov5640_mode_info * 1248 ov5640_find_mode(struct ov5640_dev *sensor, enum ov5640_frame_rate fr, 1249 int width, int height, bool nearest) 1250 { 1251 const struct ov5640_mode_info *mode = NULL; 1252 int i; 1253 1254 for (i = OV5640_NUM_MODES - 1; i >= 0; i--) { 1255 mode = &ov5640_mode_data[fr][i]; 1256 1257 if (!mode->reg_data) 1258 continue; 1259 1260 if ((nearest && mode->width <= width && 1261 mode->height <= height) || 1262 (!nearest && mode->width == width && 1263 mode->height == height)) 1264 break; 1265 } 1266 1267 if (nearest && i < 0) 1268 mode = &ov5640_mode_data[fr][0]; 1269 1270 return mode; 1271 } 1272 1273 /* 1274 * sensor changes between scaling and subsampling, go through 1275 * exposure calculation 1276 */ 1277 static int ov5640_set_mode_exposure_calc( 1278 struct ov5640_dev *sensor, const struct ov5640_mode_info *mode) 1279 { 1280 u32 prev_shutter, prev_gain16; 1281 u32 cap_shutter, cap_gain16; 1282 u32 cap_sysclk, cap_hts, cap_vts; 1283 u32 light_freq, cap_bandfilt, cap_maxband; 1284 u32 cap_gain16_shutter; 1285 u8 average; 1286 int ret; 1287 1288 if (mode->reg_data == NULL) 1289 return -EINVAL; 1290 1291 /* read preview shutter */ 1292 ret = ov5640_get_exposure(sensor); 1293 if (ret < 0) 1294 return ret; 1295 prev_shutter = ret; 1296 ret = ov5640_binning_on(sensor); 1297 if (ret < 0) 1298 return ret; 1299 if (ret && mode->id != OV5640_MODE_720P_1280_720 && 1300 mode->id != OV5640_MODE_1080P_1920_1080) 1301 prev_shutter *= 2; 1302 1303 /* read preview gain */ 1304 ret = ov5640_get_gain(sensor); 1305 if (ret < 0) 1306 return ret; 1307 prev_gain16 = ret; 1308 1309 /* get average */ 1310 ret = ov5640_read_reg(sensor, OV5640_REG_AVG_READOUT, &average); 1311 if (ret) 1312 return ret; 1313 1314 /* turn off night mode for capture */ 1315 ret = ov5640_set_night_mode(sensor); 1316 if (ret < 0) 1317 return ret; 1318 1319 /* Write capture setting */ 1320 ret = ov5640_load_regs(sensor, mode); 1321 if (ret < 0) 1322 return ret; 1323 1324 /* read capture VTS */ 1325 ret = ov5640_get_vts(sensor); 1326 if (ret < 0) 1327 return ret; 1328 cap_vts = ret; 1329 ret = ov5640_get_hts(sensor); 1330 if (ret < 0) 1331 return ret; 1332 if (ret == 0) 1333 return -EINVAL; 1334 cap_hts = ret; 1335 1336 ret = ov5640_get_sysclk(sensor); 1337 if (ret < 0) 1338 return ret; 1339 if (ret == 0) 1340 return -EINVAL; 1341 cap_sysclk = ret; 1342 1343 /* calculate capture banding filter */ 1344 ret = ov5640_get_light_freq(sensor); 1345 if (ret < 0) 1346 return ret; 1347 light_freq = ret; 1348 1349 if (light_freq == 60) { 1350 /* 60Hz */ 1351 cap_bandfilt = cap_sysclk * 100 / cap_hts * 100 / 120; 1352 } else { 1353 /* 50Hz */ 1354 cap_bandfilt = cap_sysclk * 100 / cap_hts; 1355 } 1356 1357 if (!sensor->prev_sysclk) { 1358 ret = ov5640_get_sysclk(sensor); 1359 if (ret < 0) 1360 return ret; 1361 if (ret == 0) 1362 return -EINVAL; 1363 sensor->prev_sysclk = ret; 1364 } 1365 1366 if (!cap_bandfilt) 1367 return -EINVAL; 1368 1369 cap_maxband = (int)((cap_vts - 4) / cap_bandfilt); 1370 1371 /* calculate capture shutter/gain16 */ 1372 if (average > sensor->ae_low && average < sensor->ae_high) { 1373 /* in stable range */ 1374 cap_gain16_shutter = 1375 prev_gain16 * prev_shutter * 1376 cap_sysclk / sensor->prev_sysclk * 1377 sensor->prev_hts / cap_hts * 1378 sensor->ae_target / average; 1379 } else { 1380 cap_gain16_shutter = 1381 prev_gain16 * prev_shutter * 1382 cap_sysclk / sensor->prev_sysclk * 1383 sensor->prev_hts / cap_hts; 1384 } 1385 1386 /* gain to shutter */ 1387 if (cap_gain16_shutter < (cap_bandfilt * 16)) { 1388 /* shutter < 1/100 */ 1389 cap_shutter = cap_gain16_shutter / 16; 1390 if (cap_shutter < 1) 1391 cap_shutter = 1; 1392 1393 cap_gain16 = cap_gain16_shutter / cap_shutter; 1394 if (cap_gain16 < 16) 1395 cap_gain16 = 16; 1396 } else { 1397 if (cap_gain16_shutter > (cap_bandfilt * cap_maxband * 16)) { 1398 /* exposure reach max */ 1399 cap_shutter = cap_bandfilt * cap_maxband; 1400 if (!cap_shutter) 1401 return -EINVAL; 1402 1403 cap_gain16 = cap_gain16_shutter / cap_shutter; 1404 } else { 1405 /* 1/100 < (cap_shutter = n/100) =< max */ 1406 cap_shutter = 1407 ((int)(cap_gain16_shutter / 16 / cap_bandfilt)) 1408 * cap_bandfilt; 1409 if (!cap_shutter) 1410 return -EINVAL; 1411 1412 cap_gain16 = cap_gain16_shutter / cap_shutter; 1413 } 1414 } 1415 1416 /* set capture gain */ 1417 ret = __v4l2_ctrl_s_ctrl(sensor->ctrls.gain, cap_gain16); 1418 if (ret) 1419 return ret; 1420 1421 /* write capture shutter */ 1422 if (cap_shutter > (cap_vts - 4)) { 1423 cap_vts = cap_shutter + 4; 1424 ret = ov5640_set_vts(sensor, cap_vts); 1425 if (ret < 0) 1426 return ret; 1427 } 1428 1429 /* set exposure */ 1430 return __v4l2_ctrl_s_ctrl(sensor->ctrls.exposure, cap_shutter); 1431 } 1432 1433 /* 1434 * if sensor changes inside scaling or subsampling 1435 * change mode directly 1436 */ 1437 static int ov5640_set_mode_direct(struct ov5640_dev *sensor, 1438 const struct ov5640_mode_info *mode) 1439 { 1440 int ret; 1441 1442 if (mode->reg_data == NULL) 1443 return -EINVAL; 1444 1445 /* Write capture setting */ 1446 ret = ov5640_load_regs(sensor, mode); 1447 if (ret < 0) 1448 return ret; 1449 1450 /* turn auto gain/exposure back on for direct mode */ 1451 ret = __v4l2_ctrl_s_ctrl(sensor->ctrls.auto_gain, 1); 1452 if (ret) 1453 return ret; 1454 return __v4l2_ctrl_s_ctrl(sensor->ctrls.auto_exp, V4L2_EXPOSURE_AUTO); 1455 } 1456 1457 static int ov5640_set_mode(struct ov5640_dev *sensor, 1458 const struct ov5640_mode_info *orig_mode) 1459 { 1460 const struct ov5640_mode_info *mode = sensor->current_mode; 1461 enum ov5640_downsize_mode dn_mode, orig_dn_mode; 1462 int ret; 1463 1464 dn_mode = mode->dn_mode; 1465 orig_dn_mode = orig_mode->dn_mode; 1466 1467 /* auto gain and exposure must be turned off when changing modes */ 1468 ret = __v4l2_ctrl_s_ctrl(sensor->ctrls.auto_gain, 0); 1469 if (ret) 1470 return ret; 1471 ret = __v4l2_ctrl_s_ctrl(sensor->ctrls.auto_exp, V4L2_EXPOSURE_MANUAL); 1472 if (ret) 1473 return ret; 1474 1475 if ((dn_mode == SUBSAMPLING && orig_dn_mode == SCALING) || 1476 (dn_mode == SCALING && orig_dn_mode == SUBSAMPLING)) { 1477 /* 1478 * change between subsampling and scaling 1479 * go through exposure calucation 1480 */ 1481 ret = ov5640_set_mode_exposure_calc(sensor, mode); 1482 } else { 1483 /* 1484 * change inside subsampling or scaling 1485 * download firmware directly 1486 */ 1487 ret = ov5640_set_mode_direct(sensor, mode); 1488 } 1489 1490 if (ret < 0) 1491 return ret; 1492 1493 ret = ov5640_set_ae_target(sensor, sensor->ae_target); 1494 if (ret < 0) 1495 return ret; 1496 ret = ov5640_get_light_freq(sensor); 1497 if (ret < 0) 1498 return ret; 1499 ret = ov5640_set_bandingfilter(sensor); 1500 if (ret < 0) 1501 return ret; 1502 ret = ov5640_set_virtual_channel(sensor); 1503 if (ret < 0) 1504 return ret; 1505 1506 sensor->pending_mode_change = false; 1507 1508 return 0; 1509 } 1510 1511 /* restore the last set video mode after chip power-on */ 1512 static int ov5640_restore_mode(struct ov5640_dev *sensor) 1513 { 1514 int ret; 1515 1516 /* first load the initial register values */ 1517 ret = ov5640_load_regs(sensor, &ov5640_mode_init_data); 1518 if (ret < 0) 1519 return ret; 1520 1521 /* now restore the last capture mode */ 1522 return ov5640_set_mode(sensor, &ov5640_mode_init_data); 1523 } 1524 1525 static void ov5640_power(struct ov5640_dev *sensor, bool enable) 1526 { 1527 if (sensor->pwdn_gpio) 1528 gpiod_set_value(sensor->pwdn_gpio, enable ? 0 : 1); 1529 } 1530 1531 static void ov5640_reset(struct ov5640_dev *sensor) 1532 { 1533 if (!sensor->reset_gpio) 1534 return; 1535 1536 gpiod_set_value(sensor->reset_gpio, 0); 1537 1538 /* camera power cycle */ 1539 ov5640_power(sensor, false); 1540 usleep_range(5000, 10000); 1541 ov5640_power(sensor, true); 1542 usleep_range(5000, 10000); 1543 1544 gpiod_set_value(sensor->reset_gpio, 1); 1545 usleep_range(1000, 2000); 1546 1547 gpiod_set_value(sensor->reset_gpio, 0); 1548 usleep_range(5000, 10000); 1549 } 1550 1551 static int ov5640_set_power(struct ov5640_dev *sensor, bool on) 1552 { 1553 int ret = 0; 1554 1555 if (on) { 1556 clk_prepare_enable(sensor->xclk); 1557 1558 ret = regulator_bulk_enable(OV5640_NUM_SUPPLIES, 1559 sensor->supplies); 1560 if (ret) 1561 goto xclk_off; 1562 1563 ov5640_reset(sensor); 1564 ov5640_power(sensor, true); 1565 1566 ret = ov5640_init_slave_id(sensor); 1567 if (ret) 1568 goto power_off; 1569 1570 ret = ov5640_restore_mode(sensor); 1571 if (ret) 1572 goto power_off; 1573 1574 /* 1575 * start streaming briefly followed by stream off in 1576 * order to coax the clock lane into LP-11 state. 1577 */ 1578 ret = ov5640_set_stream(sensor, true); 1579 if (ret) 1580 goto power_off; 1581 usleep_range(1000, 2000); 1582 ret = ov5640_set_stream(sensor, false); 1583 if (ret) 1584 goto power_off; 1585 1586 return 0; 1587 } 1588 1589 power_off: 1590 ov5640_power(sensor, false); 1591 regulator_bulk_disable(OV5640_NUM_SUPPLIES, sensor->supplies); 1592 xclk_off: 1593 clk_disable_unprepare(sensor->xclk); 1594 return ret; 1595 } 1596 1597 /* --------------- Subdev Operations --------------- */ 1598 1599 static int ov5640_s_power(struct v4l2_subdev *sd, int on) 1600 { 1601 struct ov5640_dev *sensor = to_ov5640_dev(sd); 1602 int ret = 0; 1603 1604 mutex_lock(&sensor->lock); 1605 1606 /* 1607 * If the power count is modified from 0 to != 0 or from != 0 to 0, 1608 * update the power state. 1609 */ 1610 if (sensor->power_count == !on) { 1611 ret = ov5640_set_power(sensor, !!on); 1612 if (ret) 1613 goto out; 1614 } 1615 1616 /* Update the power count. */ 1617 sensor->power_count += on ? 1 : -1; 1618 WARN_ON(sensor->power_count < 0); 1619 out: 1620 mutex_unlock(&sensor->lock); 1621 1622 if (on && !ret && sensor->power_count == 1) { 1623 /* restore controls */ 1624 ret = v4l2_ctrl_handler_setup(&sensor->ctrls.handler); 1625 } 1626 1627 return ret; 1628 } 1629 1630 static int ov5640_try_frame_interval(struct ov5640_dev *sensor, 1631 struct v4l2_fract *fi, 1632 u32 width, u32 height) 1633 { 1634 const struct ov5640_mode_info *mode; 1635 u32 minfps, maxfps, fps; 1636 int ret; 1637 1638 minfps = ov5640_framerates[OV5640_15_FPS]; 1639 maxfps = ov5640_framerates[OV5640_30_FPS]; 1640 1641 if (fi->numerator == 0) { 1642 fi->denominator = maxfps; 1643 fi->numerator = 1; 1644 return OV5640_30_FPS; 1645 } 1646 1647 fps = DIV_ROUND_CLOSEST(fi->denominator, fi->numerator); 1648 1649 fi->numerator = 1; 1650 if (fps > maxfps) 1651 fi->denominator = maxfps; 1652 else if (fps < minfps) 1653 fi->denominator = minfps; 1654 else if (2 * fps >= 2 * minfps + (maxfps - minfps)) 1655 fi->denominator = maxfps; 1656 else 1657 fi->denominator = minfps; 1658 1659 ret = (fi->denominator == minfps) ? OV5640_15_FPS : OV5640_30_FPS; 1660 1661 mode = ov5640_find_mode(sensor, ret, width, height, false); 1662 return mode ? ret : -EINVAL; 1663 } 1664 1665 static int ov5640_get_fmt(struct v4l2_subdev *sd, 1666 struct v4l2_subdev_pad_config *cfg, 1667 struct v4l2_subdev_format *format) 1668 { 1669 struct ov5640_dev *sensor = to_ov5640_dev(sd); 1670 struct v4l2_mbus_framefmt *fmt; 1671 1672 if (format->pad != 0) 1673 return -EINVAL; 1674 1675 mutex_lock(&sensor->lock); 1676 1677 if (format->which == V4L2_SUBDEV_FORMAT_TRY) 1678 fmt = v4l2_subdev_get_try_format(&sensor->sd, cfg, 1679 format->pad); 1680 else 1681 fmt = &sensor->fmt; 1682 1683 format->format = *fmt; 1684 1685 mutex_unlock(&sensor->lock); 1686 1687 return 0; 1688 } 1689 1690 static int ov5640_try_fmt_internal(struct v4l2_subdev *sd, 1691 struct v4l2_mbus_framefmt *fmt, 1692 enum ov5640_frame_rate fr, 1693 const struct ov5640_mode_info **new_mode) 1694 { 1695 struct ov5640_dev *sensor = to_ov5640_dev(sd); 1696 const struct ov5640_mode_info *mode; 1697 1698 mode = ov5640_find_mode(sensor, fr, fmt->width, fmt->height, true); 1699 if (!mode) 1700 return -EINVAL; 1701 1702 fmt->width = mode->width; 1703 fmt->height = mode->height; 1704 fmt->code = sensor->fmt.code; 1705 1706 if (new_mode) 1707 *new_mode = mode; 1708 return 0; 1709 } 1710 1711 static int ov5640_set_fmt(struct v4l2_subdev *sd, 1712 struct v4l2_subdev_pad_config *cfg, 1713 struct v4l2_subdev_format *format) 1714 { 1715 struct ov5640_dev *sensor = to_ov5640_dev(sd); 1716 const struct ov5640_mode_info *new_mode; 1717 int ret; 1718 1719 if (format->pad != 0) 1720 return -EINVAL; 1721 1722 mutex_lock(&sensor->lock); 1723 1724 if (sensor->streaming) { 1725 ret = -EBUSY; 1726 goto out; 1727 } 1728 1729 ret = ov5640_try_fmt_internal(sd, &format->format, 1730 sensor->current_fr, &new_mode); 1731 if (ret) 1732 goto out; 1733 1734 if (format->which == V4L2_SUBDEV_FORMAT_TRY) { 1735 struct v4l2_mbus_framefmt *fmt = 1736 v4l2_subdev_get_try_format(sd, cfg, 0); 1737 1738 *fmt = format->format; 1739 goto out; 1740 } 1741 1742 sensor->current_mode = new_mode; 1743 sensor->fmt = format->format; 1744 sensor->pending_mode_change = true; 1745 out: 1746 mutex_unlock(&sensor->lock); 1747 return ret; 1748 } 1749 1750 1751 /* 1752 * Sensor Controls. 1753 */ 1754 1755 static int ov5640_set_ctrl_hue(struct ov5640_dev *sensor, int value) 1756 { 1757 int ret; 1758 1759 if (value) { 1760 ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, 1761 BIT(0), BIT(0)); 1762 if (ret) 1763 return ret; 1764 ret = ov5640_write_reg16(sensor, OV5640_REG_SDE_CTRL1, value); 1765 } else { 1766 ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, BIT(0), 0); 1767 } 1768 1769 return ret; 1770 } 1771 1772 static int ov5640_set_ctrl_contrast(struct ov5640_dev *sensor, int value) 1773 { 1774 int ret; 1775 1776 if (value) { 1777 ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, 1778 BIT(2), BIT(2)); 1779 if (ret) 1780 return ret; 1781 ret = ov5640_write_reg(sensor, OV5640_REG_SDE_CTRL5, 1782 value & 0xff); 1783 } else { 1784 ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, BIT(2), 0); 1785 } 1786 1787 return ret; 1788 } 1789 1790 static int ov5640_set_ctrl_saturation(struct ov5640_dev *sensor, int value) 1791 { 1792 int ret; 1793 1794 if (value) { 1795 ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, 1796 BIT(1), BIT(1)); 1797 if (ret) 1798 return ret; 1799 ret = ov5640_write_reg(sensor, OV5640_REG_SDE_CTRL3, 1800 value & 0xff); 1801 if (ret) 1802 return ret; 1803 ret = ov5640_write_reg(sensor, OV5640_REG_SDE_CTRL4, 1804 value & 0xff); 1805 } else { 1806 ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, BIT(1), 0); 1807 } 1808 1809 return ret; 1810 } 1811 1812 static int ov5640_set_ctrl_white_balance(struct ov5640_dev *sensor, int awb) 1813 { 1814 int ret; 1815 1816 ret = ov5640_mod_reg(sensor, OV5640_REG_AWB_MANUAL_CTRL, 1817 BIT(0), awb ? 0 : 1); 1818 if (ret) 1819 return ret; 1820 1821 if (!awb) { 1822 u16 red = (u16)sensor->ctrls.red_balance->val; 1823 u16 blue = (u16)sensor->ctrls.blue_balance->val; 1824 1825 ret = ov5640_write_reg16(sensor, OV5640_REG_AWB_R_GAIN, red); 1826 if (ret) 1827 return ret; 1828 ret = ov5640_write_reg16(sensor, OV5640_REG_AWB_B_GAIN, blue); 1829 } 1830 1831 return ret; 1832 } 1833 1834 static int ov5640_set_ctrl_exposure(struct ov5640_dev *sensor, int exp) 1835 { 1836 struct ov5640_ctrls *ctrls = &sensor->ctrls; 1837 bool auto_exposure = (exp == V4L2_EXPOSURE_AUTO); 1838 int ret = 0; 1839 1840 if (ctrls->auto_exp->is_new) { 1841 ret = ov5640_mod_reg(sensor, OV5640_REG_AEC_PK_MANUAL, 1842 BIT(0), auto_exposure ? 0 : BIT(0)); 1843 if (ret) 1844 return ret; 1845 } 1846 1847 if (!auto_exposure && ctrls->exposure->is_new) { 1848 u16 max_exp; 1849 1850 ret = ov5640_read_reg16(sensor, OV5640_REG_AEC_PK_VTS, 1851 &max_exp); 1852 if (ret) 1853 return ret; 1854 ret = ov5640_get_vts(sensor); 1855 if (ret < 0) 1856 return ret; 1857 max_exp += ret; 1858 1859 if (ctrls->exposure->val < max_exp) 1860 ret = ov5640_set_exposure(sensor, ctrls->exposure->val); 1861 } 1862 1863 return ret; 1864 } 1865 1866 static int ov5640_set_ctrl_gain(struct ov5640_dev *sensor, int auto_gain) 1867 { 1868 struct ov5640_ctrls *ctrls = &sensor->ctrls; 1869 int ret = 0; 1870 1871 if (ctrls->auto_gain->is_new) { 1872 ret = ov5640_mod_reg(sensor, OV5640_REG_AEC_PK_MANUAL, 1873 BIT(1), ctrls->auto_gain->val ? 0 : BIT(1)); 1874 if (ret) 1875 return ret; 1876 } 1877 1878 if (!auto_gain && ctrls->gain->is_new) { 1879 u16 gain = (u16)ctrls->gain->val; 1880 1881 ret = ov5640_write_reg16(sensor, OV5640_REG_AEC_PK_REAL_GAIN, 1882 gain & 0x3ff); 1883 } 1884 1885 return ret; 1886 } 1887 1888 static int ov5640_set_ctrl_test_pattern(struct ov5640_dev *sensor, int value) 1889 { 1890 return ov5640_mod_reg(sensor, OV5640_REG_PRE_ISP_TEST_SET1, 1891 0xa4, value ? 0xa4 : 0); 1892 } 1893 1894 static int ov5640_g_volatile_ctrl(struct v4l2_ctrl *ctrl) 1895 { 1896 struct v4l2_subdev *sd = ctrl_to_sd(ctrl); 1897 struct ov5640_dev *sensor = to_ov5640_dev(sd); 1898 int val; 1899 1900 /* v4l2_ctrl_lock() locks our own mutex */ 1901 1902 switch (ctrl->id) { 1903 case V4L2_CID_AUTOGAIN: 1904 if (!ctrl->val) 1905 return 0; 1906 val = ov5640_get_gain(sensor); 1907 if (val < 0) 1908 return val; 1909 sensor->ctrls.gain->val = val; 1910 break; 1911 case V4L2_CID_EXPOSURE_AUTO: 1912 if (ctrl->val == V4L2_EXPOSURE_MANUAL) 1913 return 0; 1914 val = ov5640_get_exposure(sensor); 1915 if (val < 0) 1916 return val; 1917 sensor->ctrls.exposure->val = val; 1918 break; 1919 } 1920 1921 return 0; 1922 } 1923 1924 static int ov5640_s_ctrl(struct v4l2_ctrl *ctrl) 1925 { 1926 struct v4l2_subdev *sd = ctrl_to_sd(ctrl); 1927 struct ov5640_dev *sensor = to_ov5640_dev(sd); 1928 int ret; 1929 1930 /* v4l2_ctrl_lock() locks our own mutex */ 1931 1932 /* 1933 * If the device is not powered up by the host driver do 1934 * not apply any controls to H/W at this time. Instead 1935 * the controls will be restored right after power-up. 1936 */ 1937 if (sensor->power_count == 0) 1938 return 0; 1939 1940 switch (ctrl->id) { 1941 case V4L2_CID_AUTOGAIN: 1942 ret = ov5640_set_ctrl_gain(sensor, ctrl->val); 1943 break; 1944 case V4L2_CID_EXPOSURE_AUTO: 1945 ret = ov5640_set_ctrl_exposure(sensor, ctrl->val); 1946 break; 1947 case V4L2_CID_AUTO_WHITE_BALANCE: 1948 ret = ov5640_set_ctrl_white_balance(sensor, ctrl->val); 1949 break; 1950 case V4L2_CID_HUE: 1951 ret = ov5640_set_ctrl_hue(sensor, ctrl->val); 1952 break; 1953 case V4L2_CID_CONTRAST: 1954 ret = ov5640_set_ctrl_contrast(sensor, ctrl->val); 1955 break; 1956 case V4L2_CID_SATURATION: 1957 ret = ov5640_set_ctrl_saturation(sensor, ctrl->val); 1958 break; 1959 case V4L2_CID_TEST_PATTERN: 1960 ret = ov5640_set_ctrl_test_pattern(sensor, ctrl->val); 1961 break; 1962 default: 1963 ret = -EINVAL; 1964 break; 1965 } 1966 1967 return ret; 1968 } 1969 1970 static const struct v4l2_ctrl_ops ov5640_ctrl_ops = { 1971 .g_volatile_ctrl = ov5640_g_volatile_ctrl, 1972 .s_ctrl = ov5640_s_ctrl, 1973 }; 1974 1975 static const char * const test_pattern_menu[] = { 1976 "Disabled", 1977 "Color bars", 1978 }; 1979 1980 static int ov5640_init_controls(struct ov5640_dev *sensor) 1981 { 1982 const struct v4l2_ctrl_ops *ops = &ov5640_ctrl_ops; 1983 struct ov5640_ctrls *ctrls = &sensor->ctrls; 1984 struct v4l2_ctrl_handler *hdl = &ctrls->handler; 1985 int ret; 1986 1987 v4l2_ctrl_handler_init(hdl, 32); 1988 1989 /* we can use our own mutex for the ctrl lock */ 1990 hdl->lock = &sensor->lock; 1991 1992 /* Auto/manual white balance */ 1993 ctrls->auto_wb = v4l2_ctrl_new_std(hdl, ops, 1994 V4L2_CID_AUTO_WHITE_BALANCE, 1995 0, 1, 1, 1); 1996 ctrls->blue_balance = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_BLUE_BALANCE, 1997 0, 4095, 1, 0); 1998 ctrls->red_balance = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_RED_BALANCE, 1999 0, 4095, 1, 0); 2000 /* Auto/manual exposure */ 2001 ctrls->auto_exp = v4l2_ctrl_new_std_menu(hdl, ops, 2002 V4L2_CID_EXPOSURE_AUTO, 2003 V4L2_EXPOSURE_MANUAL, 0, 2004 V4L2_EXPOSURE_AUTO); 2005 ctrls->exposure = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_EXPOSURE, 2006 0, 65535, 1, 0); 2007 /* Auto/manual gain */ 2008 ctrls->auto_gain = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_AUTOGAIN, 2009 0, 1, 1, 1); 2010 ctrls->gain = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_GAIN, 2011 0, 1023, 1, 0); 2012 2013 ctrls->saturation = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_SATURATION, 2014 0, 255, 1, 64); 2015 ctrls->hue = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_HUE, 2016 0, 359, 1, 0); 2017 ctrls->contrast = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_CONTRAST, 2018 0, 255, 1, 0); 2019 ctrls->test_pattern = 2020 v4l2_ctrl_new_std_menu_items(hdl, ops, V4L2_CID_TEST_PATTERN, 2021 ARRAY_SIZE(test_pattern_menu) - 1, 2022 0, 0, test_pattern_menu); 2023 2024 if (hdl->error) { 2025 ret = hdl->error; 2026 goto free_ctrls; 2027 } 2028 2029 ctrls->gain->flags |= V4L2_CTRL_FLAG_VOLATILE; 2030 ctrls->exposure->flags |= V4L2_CTRL_FLAG_VOLATILE; 2031 2032 v4l2_ctrl_auto_cluster(3, &ctrls->auto_wb, 0, false); 2033 v4l2_ctrl_auto_cluster(2, &ctrls->auto_gain, 0, true); 2034 v4l2_ctrl_auto_cluster(2, &ctrls->auto_exp, 1, true); 2035 2036 sensor->sd.ctrl_handler = hdl; 2037 return 0; 2038 2039 free_ctrls: 2040 v4l2_ctrl_handler_free(hdl); 2041 return ret; 2042 } 2043 2044 static int ov5640_enum_frame_size(struct v4l2_subdev *sd, 2045 struct v4l2_subdev_pad_config *cfg, 2046 struct v4l2_subdev_frame_size_enum *fse) 2047 { 2048 if (fse->pad != 0) 2049 return -EINVAL; 2050 if (fse->index >= OV5640_NUM_MODES) 2051 return -EINVAL; 2052 2053 fse->min_width = fse->max_width = 2054 ov5640_mode_data[0][fse->index].width; 2055 fse->min_height = fse->max_height = 2056 ov5640_mode_data[0][fse->index].height; 2057 2058 return 0; 2059 } 2060 2061 static int ov5640_enum_frame_interval( 2062 struct v4l2_subdev *sd, 2063 struct v4l2_subdev_pad_config *cfg, 2064 struct v4l2_subdev_frame_interval_enum *fie) 2065 { 2066 struct ov5640_dev *sensor = to_ov5640_dev(sd); 2067 struct v4l2_fract tpf; 2068 int ret; 2069 2070 if (fie->pad != 0) 2071 return -EINVAL; 2072 if (fie->index >= OV5640_NUM_FRAMERATES) 2073 return -EINVAL; 2074 2075 tpf.numerator = 1; 2076 tpf.denominator = ov5640_framerates[fie->index]; 2077 2078 ret = ov5640_try_frame_interval(sensor, &tpf, 2079 fie->width, fie->height); 2080 if (ret < 0) 2081 return -EINVAL; 2082 2083 fie->interval = tpf; 2084 return 0; 2085 } 2086 2087 static int ov5640_g_frame_interval(struct v4l2_subdev *sd, 2088 struct v4l2_subdev_frame_interval *fi) 2089 { 2090 struct ov5640_dev *sensor = to_ov5640_dev(sd); 2091 2092 mutex_lock(&sensor->lock); 2093 fi->interval = sensor->frame_interval; 2094 mutex_unlock(&sensor->lock); 2095 2096 return 0; 2097 } 2098 2099 static int ov5640_s_frame_interval(struct v4l2_subdev *sd, 2100 struct v4l2_subdev_frame_interval *fi) 2101 { 2102 struct ov5640_dev *sensor = to_ov5640_dev(sd); 2103 const struct ov5640_mode_info *mode; 2104 int frame_rate, ret = 0; 2105 2106 if (fi->pad != 0) 2107 return -EINVAL; 2108 2109 mutex_lock(&sensor->lock); 2110 2111 if (sensor->streaming) { 2112 ret = -EBUSY; 2113 goto out; 2114 } 2115 2116 mode = sensor->current_mode; 2117 2118 frame_rate = ov5640_try_frame_interval(sensor, &fi->interval, 2119 mode->width, mode->height); 2120 if (frame_rate < 0) 2121 frame_rate = OV5640_15_FPS; 2122 2123 sensor->current_fr = frame_rate; 2124 sensor->frame_interval = fi->interval; 2125 sensor->pending_mode_change = true; 2126 out: 2127 mutex_unlock(&sensor->lock); 2128 return ret; 2129 } 2130 2131 static int ov5640_enum_mbus_code(struct v4l2_subdev *sd, 2132 struct v4l2_subdev_pad_config *cfg, 2133 struct v4l2_subdev_mbus_code_enum *code) 2134 { 2135 struct ov5640_dev *sensor = to_ov5640_dev(sd); 2136 2137 if (code->pad != 0) 2138 return -EINVAL; 2139 if (code->index != 0) 2140 return -EINVAL; 2141 2142 code->code = sensor->fmt.code; 2143 2144 return 0; 2145 } 2146 2147 static int ov5640_s_stream(struct v4l2_subdev *sd, int enable) 2148 { 2149 struct ov5640_dev *sensor = to_ov5640_dev(sd); 2150 int ret = 0; 2151 2152 mutex_lock(&sensor->lock); 2153 2154 if (sensor->streaming == !enable) { 2155 if (enable && sensor->pending_mode_change) { 2156 ret = ov5640_set_mode(sensor, sensor->current_mode); 2157 if (ret) 2158 goto out; 2159 } 2160 2161 ret = ov5640_set_stream(sensor, enable); 2162 if (!ret) 2163 sensor->streaming = enable; 2164 } 2165 out: 2166 mutex_unlock(&sensor->lock); 2167 return ret; 2168 } 2169 2170 static const struct v4l2_subdev_core_ops ov5640_core_ops = { 2171 .s_power = ov5640_s_power, 2172 }; 2173 2174 static const struct v4l2_subdev_video_ops ov5640_video_ops = { 2175 .g_frame_interval = ov5640_g_frame_interval, 2176 .s_frame_interval = ov5640_s_frame_interval, 2177 .s_stream = ov5640_s_stream, 2178 }; 2179 2180 static const struct v4l2_subdev_pad_ops ov5640_pad_ops = { 2181 .enum_mbus_code = ov5640_enum_mbus_code, 2182 .get_fmt = ov5640_get_fmt, 2183 .set_fmt = ov5640_set_fmt, 2184 .enum_frame_size = ov5640_enum_frame_size, 2185 .enum_frame_interval = ov5640_enum_frame_interval, 2186 }; 2187 2188 static const struct v4l2_subdev_ops ov5640_subdev_ops = { 2189 .core = &ov5640_core_ops, 2190 .video = &ov5640_video_ops, 2191 .pad = &ov5640_pad_ops, 2192 }; 2193 2194 static int ov5640_get_regulators(struct ov5640_dev *sensor) 2195 { 2196 int i; 2197 2198 for (i = 0; i < OV5640_NUM_SUPPLIES; i++) 2199 sensor->supplies[i].supply = ov5640_supply_name[i]; 2200 2201 return devm_regulator_bulk_get(&sensor->i2c_client->dev, 2202 OV5640_NUM_SUPPLIES, 2203 sensor->supplies); 2204 } 2205 2206 static int ov5640_probe(struct i2c_client *client, 2207 const struct i2c_device_id *id) 2208 { 2209 struct device *dev = &client->dev; 2210 struct fwnode_handle *endpoint; 2211 struct ov5640_dev *sensor; 2212 int ret; 2213 2214 sensor = devm_kzalloc(dev, sizeof(*sensor), GFP_KERNEL); 2215 if (!sensor) 2216 return -ENOMEM; 2217 2218 sensor->i2c_client = client; 2219 sensor->fmt.code = MEDIA_BUS_FMT_UYVY8_2X8; 2220 sensor->fmt.width = 640; 2221 sensor->fmt.height = 480; 2222 sensor->fmt.field = V4L2_FIELD_NONE; 2223 sensor->frame_interval.numerator = 1; 2224 sensor->frame_interval.denominator = ov5640_framerates[OV5640_30_FPS]; 2225 sensor->current_fr = OV5640_30_FPS; 2226 sensor->current_mode = 2227 &ov5640_mode_data[OV5640_30_FPS][OV5640_MODE_VGA_640_480]; 2228 sensor->pending_mode_change = true; 2229 2230 sensor->ae_target = 52; 2231 2232 endpoint = fwnode_graph_get_next_endpoint( 2233 of_fwnode_handle(client->dev.of_node), NULL); 2234 if (!endpoint) { 2235 dev_err(dev, "endpoint node not found\n"); 2236 return -EINVAL; 2237 } 2238 2239 ret = v4l2_fwnode_endpoint_parse(endpoint, &sensor->ep); 2240 fwnode_handle_put(endpoint); 2241 if (ret) { 2242 dev_err(dev, "Could not parse endpoint\n"); 2243 return ret; 2244 } 2245 2246 if (sensor->ep.bus_type != V4L2_MBUS_CSI2) { 2247 dev_err(dev, "invalid bus type, must be MIPI CSI2\n"); 2248 return -EINVAL; 2249 } 2250 2251 /* get system clock (xclk) */ 2252 sensor->xclk = devm_clk_get(dev, "xclk"); 2253 if (IS_ERR(sensor->xclk)) { 2254 dev_err(dev, "failed to get xclk\n"); 2255 return PTR_ERR(sensor->xclk); 2256 } 2257 2258 sensor->xclk_freq = clk_get_rate(sensor->xclk); 2259 if (sensor->xclk_freq < OV5640_XCLK_MIN || 2260 sensor->xclk_freq > OV5640_XCLK_MAX) { 2261 dev_err(dev, "xclk frequency out of range: %d Hz\n", 2262 sensor->xclk_freq); 2263 return -EINVAL; 2264 } 2265 2266 /* request optional power down pin */ 2267 sensor->pwdn_gpio = devm_gpiod_get_optional(dev, "powerdown", 2268 GPIOD_OUT_HIGH); 2269 /* request optional reset pin */ 2270 sensor->reset_gpio = devm_gpiod_get_optional(dev, "reset", 2271 GPIOD_OUT_HIGH); 2272 2273 v4l2_i2c_subdev_init(&sensor->sd, client, &ov5640_subdev_ops); 2274 2275 sensor->sd.flags = V4L2_SUBDEV_FL_HAS_DEVNODE; 2276 sensor->pad.flags = MEDIA_PAD_FL_SOURCE; 2277 sensor->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR; 2278 ret = media_entity_pads_init(&sensor->sd.entity, 1, &sensor->pad); 2279 if (ret) 2280 return ret; 2281 2282 ret = ov5640_get_regulators(sensor); 2283 if (ret) 2284 return ret; 2285 2286 mutex_init(&sensor->lock); 2287 2288 ret = ov5640_init_controls(sensor); 2289 if (ret) 2290 goto entity_cleanup; 2291 2292 ret = v4l2_async_register_subdev(&sensor->sd); 2293 if (ret) 2294 goto free_ctrls; 2295 2296 return 0; 2297 2298 free_ctrls: 2299 v4l2_ctrl_handler_free(&sensor->ctrls.handler); 2300 entity_cleanup: 2301 mutex_destroy(&sensor->lock); 2302 media_entity_cleanup(&sensor->sd.entity); 2303 return ret; 2304 } 2305 2306 static int ov5640_remove(struct i2c_client *client) 2307 { 2308 struct v4l2_subdev *sd = i2c_get_clientdata(client); 2309 struct ov5640_dev *sensor = to_ov5640_dev(sd); 2310 2311 v4l2_async_unregister_subdev(&sensor->sd); 2312 mutex_destroy(&sensor->lock); 2313 media_entity_cleanup(&sensor->sd.entity); 2314 v4l2_ctrl_handler_free(&sensor->ctrls.handler); 2315 2316 return 0; 2317 } 2318 2319 static const struct i2c_device_id ov5640_id[] = { 2320 {"ov5640", 0}, 2321 {}, 2322 }; 2323 MODULE_DEVICE_TABLE(i2c, ov5640_id); 2324 2325 static const struct of_device_id ov5640_dt_ids[] = { 2326 { .compatible = "ovti,ov5640" }, 2327 { /* sentinel */ } 2328 }; 2329 MODULE_DEVICE_TABLE(of, ov5640_dt_ids); 2330 2331 static struct i2c_driver ov5640_i2c_driver = { 2332 .driver = { 2333 .name = "ov5640", 2334 .of_match_table = ov5640_dt_ids, 2335 }, 2336 .id_table = ov5640_id, 2337 .probe = ov5640_probe, 2338 .remove = ov5640_remove, 2339 }; 2340 2341 module_i2c_driver(ov5640_i2c_driver); 2342 2343 MODULE_DESCRIPTION("OV5640 MIPI Camera Subdev Driver"); 2344 MODULE_LICENSE("GPL"); 2345