119a81c14SSteve Longerbeam /* 219a81c14SSteve Longerbeam * Copyright (C) 2011-2013 Freescale Semiconductor, Inc. All Rights Reserved. 319a81c14SSteve Longerbeam * Copyright (C) 2014-2017 Mentor Graphics Inc. 419a81c14SSteve Longerbeam * 519a81c14SSteve Longerbeam * This program is free software; you can redistribute it and/or modify 619a81c14SSteve Longerbeam * it under the terms of the GNU General Public License as published by 719a81c14SSteve Longerbeam * the Free Software Foundation; either version 2 of the License, or 819a81c14SSteve Longerbeam * (at your option) any later version. 919a81c14SSteve Longerbeam */ 1019a81c14SSteve Longerbeam 1119a81c14SSteve Longerbeam #include <linux/clk.h> 1219a81c14SSteve Longerbeam #include <linux/clk-provider.h> 1319a81c14SSteve Longerbeam #include <linux/clkdev.h> 1419a81c14SSteve Longerbeam #include <linux/ctype.h> 1519a81c14SSteve Longerbeam #include <linux/delay.h> 1619a81c14SSteve Longerbeam #include <linux/device.h> 1741d8d7f5SHugues Fruchet #include <linux/gpio/consumer.h> 1819a81c14SSteve Longerbeam #include <linux/i2c.h> 1919a81c14SSteve Longerbeam #include <linux/init.h> 2019a81c14SSteve Longerbeam #include <linux/module.h> 2119a81c14SSteve Longerbeam #include <linux/of_device.h> 2241d8d7f5SHugues Fruchet #include <linux/regulator/consumer.h> 2319a81c14SSteve Longerbeam #include <linux/slab.h> 2419a81c14SSteve Longerbeam #include <linux/types.h> 2519a81c14SSteve Longerbeam #include <media/v4l2-async.h> 2619a81c14SSteve Longerbeam #include <media/v4l2-ctrls.h> 2719a81c14SSteve Longerbeam #include <media/v4l2-device.h> 282d18fbc5SAkinobu Mita #include <media/v4l2-event.h> 2919a81c14SSteve Longerbeam #include <media/v4l2-fwnode.h> 3019a81c14SSteve Longerbeam #include <media/v4l2-subdev.h> 3119a81c14SSteve Longerbeam 3219a81c14SSteve Longerbeam /* min/typical/max system clock (xclk) frequencies */ 3319a81c14SSteve Longerbeam #define OV5640_XCLK_MIN 6000000 3441cb1c73SPhilipp Puschmann #define OV5640_XCLK_MAX 54000000 3519a81c14SSteve Longerbeam 3619a81c14SSteve Longerbeam #define OV5640_DEFAULT_SLAVE_ID 0x3c 3719a81c14SSteve Longerbeam 38d47c4126SHugues Fruchet #define OV5640_REG_SYS_RESET02 0x3002 39d47c4126SHugues Fruchet #define OV5640_REG_SYS_CLOCK_ENABLE02 0x3006 40f22996dbSHugues Fruchet #define OV5640_REG_SYS_CTRL0 0x3008 4119a81c14SSteve Longerbeam #define OV5640_REG_CHIP_ID 0x300a 42f22996dbSHugues Fruchet #define OV5640_REG_IO_MIPI_CTRL00 0x300e 43f22996dbSHugues Fruchet #define OV5640_REG_PAD_OUTPUT_ENABLE01 0x3017 44f22996dbSHugues Fruchet #define OV5640_REG_PAD_OUTPUT_ENABLE02 0x3018 4519a81c14SSteve Longerbeam #define OV5640_REG_PAD_OUTPUT00 0x3019 46f22996dbSHugues Fruchet #define OV5640_REG_SYSTEM_CONTROL1 0x302e 4719a81c14SSteve Longerbeam #define OV5640_REG_SC_PLL_CTRL0 0x3034 4819a81c14SSteve Longerbeam #define OV5640_REG_SC_PLL_CTRL1 0x3035 4919a81c14SSteve Longerbeam #define OV5640_REG_SC_PLL_CTRL2 0x3036 5019a81c14SSteve Longerbeam #define OV5640_REG_SC_PLL_CTRL3 0x3037 5119a81c14SSteve Longerbeam #define OV5640_REG_SLAVE_ID 0x3100 52f22996dbSHugues Fruchet #define OV5640_REG_SCCB_SYS_CTRL1 0x3103 5319a81c14SSteve Longerbeam #define OV5640_REG_SYS_ROOT_DIVIDER 0x3108 5419a81c14SSteve Longerbeam #define OV5640_REG_AWB_R_GAIN 0x3400 5519a81c14SSteve Longerbeam #define OV5640_REG_AWB_G_GAIN 0x3402 5619a81c14SSteve Longerbeam #define OV5640_REG_AWB_B_GAIN 0x3404 5719a81c14SSteve Longerbeam #define OV5640_REG_AWB_MANUAL_CTRL 0x3406 5819a81c14SSteve Longerbeam #define OV5640_REG_AEC_PK_EXPOSURE_HI 0x3500 5919a81c14SSteve Longerbeam #define OV5640_REG_AEC_PK_EXPOSURE_MED 0x3501 6019a81c14SSteve Longerbeam #define OV5640_REG_AEC_PK_EXPOSURE_LO 0x3502 6119a81c14SSteve Longerbeam #define OV5640_REG_AEC_PK_MANUAL 0x3503 6219a81c14SSteve Longerbeam #define OV5640_REG_AEC_PK_REAL_GAIN 0x350a 6319a81c14SSteve Longerbeam #define OV5640_REG_AEC_PK_VTS 0x350c 6486633417SMaxime Ripard #define OV5640_REG_TIMING_DVPHO 0x3808 6586633417SMaxime Ripard #define OV5640_REG_TIMING_DVPVO 0x380a 6619a81c14SSteve Longerbeam #define OV5640_REG_TIMING_HTS 0x380c 6719a81c14SSteve Longerbeam #define OV5640_REG_TIMING_VTS 0x380e 68ce85705aSHugues Fruchet #define OV5640_REG_TIMING_TC_REG20 0x3820 6919a81c14SSteve Longerbeam #define OV5640_REG_TIMING_TC_REG21 0x3821 7019a81c14SSteve Longerbeam #define OV5640_REG_AEC_CTRL00 0x3a00 7119a81c14SSteve Longerbeam #define OV5640_REG_AEC_B50_STEP 0x3a08 7219a81c14SSteve Longerbeam #define OV5640_REG_AEC_B60_STEP 0x3a0a 7319a81c14SSteve Longerbeam #define OV5640_REG_AEC_CTRL0D 0x3a0d 7419a81c14SSteve Longerbeam #define OV5640_REG_AEC_CTRL0E 0x3a0e 7519a81c14SSteve Longerbeam #define OV5640_REG_AEC_CTRL0F 0x3a0f 7619a81c14SSteve Longerbeam #define OV5640_REG_AEC_CTRL10 0x3a10 7719a81c14SSteve Longerbeam #define OV5640_REG_AEC_CTRL11 0x3a11 7819a81c14SSteve Longerbeam #define OV5640_REG_AEC_CTRL1B 0x3a1b 7919a81c14SSteve Longerbeam #define OV5640_REG_AEC_CTRL1E 0x3a1e 8019a81c14SSteve Longerbeam #define OV5640_REG_AEC_CTRL1F 0x3a1f 8119a81c14SSteve Longerbeam #define OV5640_REG_HZ5060_CTRL00 0x3c00 8219a81c14SSteve Longerbeam #define OV5640_REG_HZ5060_CTRL01 0x3c01 8319a81c14SSteve Longerbeam #define OV5640_REG_SIGMADELTA_CTRL0C 0x3c0c 8419a81c14SSteve Longerbeam #define OV5640_REG_FRAME_CTRL01 0x4202 85e3ee691dSHugues Fruchet #define OV5640_REG_FORMAT_CONTROL00 0x4300 86f22996dbSHugues Fruchet #define OV5640_REG_POLARITY_CTRL00 0x4740 8719a81c14SSteve Longerbeam #define OV5640_REG_MIPI_CTRL00 0x4800 8819a81c14SSteve Longerbeam #define OV5640_REG_DEBUG_MODE 0x4814 89e3ee691dSHugues Fruchet #define OV5640_REG_ISP_FORMAT_MUX_CTRL 0x501f 9019a81c14SSteve Longerbeam #define OV5640_REG_PRE_ISP_TEST_SET1 0x503d 9119a81c14SSteve Longerbeam #define OV5640_REG_SDE_CTRL0 0x5580 9219a81c14SSteve Longerbeam #define OV5640_REG_SDE_CTRL1 0x5581 9319a81c14SSteve Longerbeam #define OV5640_REG_SDE_CTRL3 0x5583 9419a81c14SSteve Longerbeam #define OV5640_REG_SDE_CTRL4 0x5584 9519a81c14SSteve Longerbeam #define OV5640_REG_SDE_CTRL5 0x5585 9619a81c14SSteve Longerbeam #define OV5640_REG_AVG_READOUT 0x56a1 9719a81c14SSteve Longerbeam 988f57c2f8SMaxime Ripard #define OV5640_SCLK2X_ROOT_DIVIDER_DEFAULT 1 998f57c2f8SMaxime Ripard #define OV5640_SCLK_ROOT_DIVIDER_DEFAULT 2 1008f57c2f8SMaxime Ripard 10119a81c14SSteve Longerbeam enum ov5640_mode_id { 10219a81c14SSteve Longerbeam OV5640_MODE_QCIF_176_144 = 0, 10319a81c14SSteve Longerbeam OV5640_MODE_QVGA_320_240, 10419a81c14SSteve Longerbeam OV5640_MODE_VGA_640_480, 10519a81c14SSteve Longerbeam OV5640_MODE_NTSC_720_480, 10619a81c14SSteve Longerbeam OV5640_MODE_PAL_720_576, 10719a81c14SSteve Longerbeam OV5640_MODE_XGA_1024_768, 10819a81c14SSteve Longerbeam OV5640_MODE_720P_1280_720, 10919a81c14SSteve Longerbeam OV5640_MODE_1080P_1920_1080, 11019a81c14SSteve Longerbeam OV5640_MODE_QSXGA_2592_1944, 11119a81c14SSteve Longerbeam OV5640_NUM_MODES, 11219a81c14SSteve Longerbeam }; 11319a81c14SSteve Longerbeam 11419a81c14SSteve Longerbeam enum ov5640_frame_rate { 11519a81c14SSteve Longerbeam OV5640_15_FPS = 0, 11619a81c14SSteve Longerbeam OV5640_30_FPS, 11719a81c14SSteve Longerbeam OV5640_NUM_FRAMERATES, 11819a81c14SSteve Longerbeam }; 11919a81c14SSteve Longerbeam 120e3ee691dSHugues Fruchet struct ov5640_pixfmt { 121e3ee691dSHugues Fruchet u32 code; 122e3ee691dSHugues Fruchet u32 colorspace; 123e3ee691dSHugues Fruchet }; 124e3ee691dSHugues Fruchet 125e3ee691dSHugues Fruchet static const struct ov5640_pixfmt ov5640_formats[] = { 126d47c4126SHugues Fruchet { MEDIA_BUS_FMT_JPEG_1X8, V4L2_COLORSPACE_JPEG, }, 127e3ee691dSHugues Fruchet { MEDIA_BUS_FMT_UYVY8_2X8, V4L2_COLORSPACE_SRGB, }, 128e3ee691dSHugues Fruchet { MEDIA_BUS_FMT_YUYV8_2X8, V4L2_COLORSPACE_SRGB, }, 129e3ee691dSHugues Fruchet { MEDIA_BUS_FMT_RGB565_2X8_LE, V4L2_COLORSPACE_SRGB, }, 130e3ee691dSHugues Fruchet { MEDIA_BUS_FMT_RGB565_2X8_BE, V4L2_COLORSPACE_SRGB, }, 131e3ee691dSHugues Fruchet }; 132e3ee691dSHugues Fruchet 13319a81c14SSteve Longerbeam /* 13419a81c14SSteve Longerbeam * FIXME: remove this when a subdev API becomes available 13519a81c14SSteve Longerbeam * to set the MIPI CSI-2 virtual channel. 13619a81c14SSteve Longerbeam */ 13719a81c14SSteve Longerbeam static unsigned int virtual_channel; 1388670d70aSHugues Fruchet module_param(virtual_channel, uint, 0444); 13919a81c14SSteve Longerbeam MODULE_PARM_DESC(virtual_channel, 14019a81c14SSteve Longerbeam "MIPI CSI-2 virtual channel (0..3), default 0"); 14119a81c14SSteve Longerbeam 14219a81c14SSteve Longerbeam static const int ov5640_framerates[] = { 14319a81c14SSteve Longerbeam [OV5640_15_FPS] = 15, 14419a81c14SSteve Longerbeam [OV5640_30_FPS] = 30, 14519a81c14SSteve Longerbeam }; 14619a81c14SSteve Longerbeam 14719a81c14SSteve Longerbeam /* regulator supplies */ 14819a81c14SSteve Longerbeam static const char * const ov5640_supply_name[] = { 14941d8d7f5SHugues Fruchet "DOVDD", /* Digital I/O (1.8V) supply */ 15019a81c14SSteve Longerbeam "DVDD", /* Digital Core (1.5V) supply */ 15119a81c14SSteve Longerbeam "AVDD", /* Analog (2.8V) supply */ 15219a81c14SSteve Longerbeam }; 15319a81c14SSteve Longerbeam 15419a81c14SSteve Longerbeam #define OV5640_NUM_SUPPLIES ARRAY_SIZE(ov5640_supply_name) 15519a81c14SSteve Longerbeam 15619a81c14SSteve Longerbeam /* 15719a81c14SSteve Longerbeam * Image size under 1280 * 960 are SUBSAMPLING 15819a81c14SSteve Longerbeam * Image size upper 1280 * 960 are SCALING 15919a81c14SSteve Longerbeam */ 16019a81c14SSteve Longerbeam enum ov5640_downsize_mode { 16119a81c14SSteve Longerbeam SUBSAMPLING, 16219a81c14SSteve Longerbeam SCALING, 16319a81c14SSteve Longerbeam }; 16419a81c14SSteve Longerbeam 16519a81c14SSteve Longerbeam struct reg_value { 16619a81c14SSteve Longerbeam u16 reg_addr; 16719a81c14SSteve Longerbeam u8 val; 16819a81c14SSteve Longerbeam u8 mask; 16919a81c14SSteve Longerbeam u32 delay_ms; 17019a81c14SSteve Longerbeam }; 17119a81c14SSteve Longerbeam 17219a81c14SSteve Longerbeam struct ov5640_mode_info { 17319a81c14SSteve Longerbeam enum ov5640_mode_id id; 17419a81c14SSteve Longerbeam enum ov5640_downsize_mode dn_mode; 175dba13a0bSMaxime Ripard u32 hact; 176476dec01SMaxime Ripard u32 htot; 177dba13a0bSMaxime Ripard u32 vact; 178476dec01SMaxime Ripard u32 vtot; 179aa288248SMaxime Ripard u32 pixel_clock; 18019a81c14SSteve Longerbeam const struct reg_value *reg_data; 18119a81c14SSteve Longerbeam u32 reg_data_size; 18219a81c14SSteve Longerbeam }; 18319a81c14SSteve Longerbeam 18419a81c14SSteve Longerbeam struct ov5640_ctrls { 18519a81c14SSteve Longerbeam struct v4l2_ctrl_handler handler; 18619a81c14SSteve Longerbeam struct { 18719a81c14SSteve Longerbeam struct v4l2_ctrl *auto_exp; 18819a81c14SSteve Longerbeam struct v4l2_ctrl *exposure; 18919a81c14SSteve Longerbeam }; 19019a81c14SSteve Longerbeam struct { 19119a81c14SSteve Longerbeam struct v4l2_ctrl *auto_wb; 19219a81c14SSteve Longerbeam struct v4l2_ctrl *blue_balance; 19319a81c14SSteve Longerbeam struct v4l2_ctrl *red_balance; 19419a81c14SSteve Longerbeam }; 19519a81c14SSteve Longerbeam struct { 19619a81c14SSteve Longerbeam struct v4l2_ctrl *auto_gain; 19719a81c14SSteve Longerbeam struct v4l2_ctrl *gain; 19819a81c14SSteve Longerbeam }; 19919a81c14SSteve Longerbeam struct v4l2_ctrl *brightness; 2001068fecaSMylène Josserand struct v4l2_ctrl *light_freq; 20119a81c14SSteve Longerbeam struct v4l2_ctrl *saturation; 20219a81c14SSteve Longerbeam struct v4l2_ctrl *contrast; 20319a81c14SSteve Longerbeam struct v4l2_ctrl *hue; 20419a81c14SSteve Longerbeam struct v4l2_ctrl *test_pattern; 205ce85705aSHugues Fruchet struct v4l2_ctrl *hflip; 206ce85705aSHugues Fruchet struct v4l2_ctrl *vflip; 20719a81c14SSteve Longerbeam }; 20819a81c14SSteve Longerbeam 20919a81c14SSteve Longerbeam struct ov5640_dev { 21019a81c14SSteve Longerbeam struct i2c_client *i2c_client; 21119a81c14SSteve Longerbeam struct v4l2_subdev sd; 21219a81c14SSteve Longerbeam struct media_pad pad; 21319a81c14SSteve Longerbeam struct v4l2_fwnode_endpoint ep; /* the parsed DT endpoint info */ 21419a81c14SSteve Longerbeam struct clk *xclk; /* system clock to OV5640 */ 21519a81c14SSteve Longerbeam u32 xclk_freq; 21619a81c14SSteve Longerbeam 21719a81c14SSteve Longerbeam struct regulator_bulk_data supplies[OV5640_NUM_SUPPLIES]; 21819a81c14SSteve Longerbeam struct gpio_desc *reset_gpio; 21919a81c14SSteve Longerbeam struct gpio_desc *pwdn_gpio; 220c3f3ba3eSHugues Fruchet bool upside_down; 22119a81c14SSteve Longerbeam 22219a81c14SSteve Longerbeam /* lock to protect all members below */ 22319a81c14SSteve Longerbeam struct mutex lock; 22419a81c14SSteve Longerbeam 22519a81c14SSteve Longerbeam int power_count; 22619a81c14SSteve Longerbeam 22719a81c14SSteve Longerbeam struct v4l2_mbus_framefmt fmt; 228fb98e29fSHugues Fruchet bool pending_fmt_change; 22919a81c14SSteve Longerbeam 23019a81c14SSteve Longerbeam const struct ov5640_mode_info *current_mode; 231985cdcb0SHugues Fruchet const struct ov5640_mode_info *last_mode; 23219a81c14SSteve Longerbeam enum ov5640_frame_rate current_fr; 23319a81c14SSteve Longerbeam struct v4l2_fract frame_interval; 23419a81c14SSteve Longerbeam 23519a81c14SSteve Longerbeam struct ov5640_ctrls ctrls; 23619a81c14SSteve Longerbeam 23719a81c14SSteve Longerbeam u32 prev_sysclk, prev_hts; 23819a81c14SSteve Longerbeam u32 ae_low, ae_high, ae_target; 23919a81c14SSteve Longerbeam 24019a81c14SSteve Longerbeam bool pending_mode_change; 24119a81c14SSteve Longerbeam bool streaming; 24219a81c14SSteve Longerbeam }; 24319a81c14SSteve Longerbeam 24419a81c14SSteve Longerbeam static inline struct ov5640_dev *to_ov5640_dev(struct v4l2_subdev *sd) 24519a81c14SSteve Longerbeam { 24619a81c14SSteve Longerbeam return container_of(sd, struct ov5640_dev, sd); 24719a81c14SSteve Longerbeam } 24819a81c14SSteve Longerbeam 24919a81c14SSteve Longerbeam static inline struct v4l2_subdev *ctrl_to_sd(struct v4l2_ctrl *ctrl) 25019a81c14SSteve Longerbeam { 25119a81c14SSteve Longerbeam return &container_of(ctrl->handler, struct ov5640_dev, 25219a81c14SSteve Longerbeam ctrls.handler)->sd; 25319a81c14SSteve Longerbeam } 25419a81c14SSteve Longerbeam 25519a81c14SSteve Longerbeam /* 25619a81c14SSteve Longerbeam * FIXME: all of these register tables are likely filled with 25719a81c14SSteve Longerbeam * entries that set the register to their power-on default values, 25819a81c14SSteve Longerbeam * and which are otherwise not touched by this driver. Those entries 25919a81c14SSteve Longerbeam * should be identified and removed to speed register load time 26019a81c14SSteve Longerbeam * over i2c. 26119a81c14SSteve Longerbeam */ 262fb98e29fSHugues Fruchet /* YUV422 UYVY VGA@30fps */ 26319a81c14SSteve Longerbeam static const struct reg_value ov5640_init_setting_30fps_VGA[] = { 26419a81c14SSteve Longerbeam {0x3103, 0x11, 0, 0}, {0x3008, 0x82, 0, 5}, {0x3008, 0x42, 0, 0}, 26519a81c14SSteve Longerbeam {0x3103, 0x03, 0, 0}, {0x3017, 0x00, 0, 0}, {0x3018, 0x00, 0, 0}, 26619a81c14SSteve Longerbeam {0x3034, 0x18, 0, 0}, {0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, 2678f57c2f8SMaxime Ripard {0x3037, 0x13, 0, 0}, {0x3630, 0x36, 0, 0}, 26819a81c14SSteve Longerbeam {0x3631, 0x0e, 0, 0}, {0x3632, 0xe2, 0, 0}, {0x3633, 0x12, 0, 0}, 26919a81c14SSteve Longerbeam {0x3621, 0xe0, 0, 0}, {0x3704, 0xa0, 0, 0}, {0x3703, 0x5a, 0, 0}, 27019a81c14SSteve Longerbeam {0x3715, 0x78, 0, 0}, {0x3717, 0x01, 0, 0}, {0x370b, 0x60, 0, 0}, 27119a81c14SSteve Longerbeam {0x3705, 0x1a, 0, 0}, {0x3905, 0x02, 0, 0}, {0x3906, 0x10, 0, 0}, 27219a81c14SSteve Longerbeam {0x3901, 0x0a, 0, 0}, {0x3731, 0x12, 0, 0}, {0x3600, 0x08, 0, 0}, 27319a81c14SSteve Longerbeam {0x3601, 0x33, 0, 0}, {0x302d, 0x60, 0, 0}, {0x3620, 0x52, 0, 0}, 27419a81c14SSteve Longerbeam {0x371b, 0x20, 0, 0}, {0x471c, 0x50, 0, 0}, {0x3a13, 0x43, 0, 0}, 27519a81c14SSteve Longerbeam {0x3a18, 0x00, 0, 0}, {0x3a19, 0xf8, 0, 0}, {0x3635, 0x13, 0, 0}, 27619a81c14SSteve Longerbeam {0x3636, 0x03, 0, 0}, {0x3634, 0x40, 0, 0}, {0x3622, 0x01, 0, 0}, 27719a81c14SSteve Longerbeam {0x3c01, 0xa4, 0, 0}, {0x3c04, 0x28, 0, 0}, {0x3c05, 0x98, 0, 0}, 27819a81c14SSteve Longerbeam {0x3c06, 0x00, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c08, 0x00, 0, 0}, 27919a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 28019a81c14SSteve Longerbeam {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, 28119a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 28219a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 28319a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 284476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 28519a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 28619a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 28719a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 28819a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 28919a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 29019a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 29119a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x3000, 0x00, 0, 0}, 29219a81c14SSteve Longerbeam {0x3002, 0x1c, 0, 0}, {0x3004, 0xff, 0, 0}, {0x3006, 0xc3, 0, 0}, 293aa4bb8b8SJacopo Mondi {0x302e, 0x08, 0, 0}, {0x4300, 0x3f, 0, 0}, 29419a81c14SSteve Longerbeam {0x501f, 0x00, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, 29519a81c14SSteve Longerbeam {0x440e, 0x00, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 296aa4bb8b8SJacopo Mondi {0x4837, 0x0a, 0, 0}, {0x3824, 0x02, 0, 0}, 29719a81c14SSteve Longerbeam {0x5000, 0xa7, 0, 0}, {0x5001, 0xa3, 0, 0}, {0x5180, 0xff, 0, 0}, 29819a81c14SSteve Longerbeam {0x5181, 0xf2, 0, 0}, {0x5182, 0x00, 0, 0}, {0x5183, 0x14, 0, 0}, 29919a81c14SSteve Longerbeam {0x5184, 0x25, 0, 0}, {0x5185, 0x24, 0, 0}, {0x5186, 0x09, 0, 0}, 30019a81c14SSteve Longerbeam {0x5187, 0x09, 0, 0}, {0x5188, 0x09, 0, 0}, {0x5189, 0x88, 0, 0}, 30119a81c14SSteve Longerbeam {0x518a, 0x54, 0, 0}, {0x518b, 0xee, 0, 0}, {0x518c, 0xb2, 0, 0}, 30219a81c14SSteve Longerbeam {0x518d, 0x50, 0, 0}, {0x518e, 0x34, 0, 0}, {0x518f, 0x6b, 0, 0}, 30319a81c14SSteve Longerbeam {0x5190, 0x46, 0, 0}, {0x5191, 0xf8, 0, 0}, {0x5192, 0x04, 0, 0}, 30419a81c14SSteve Longerbeam {0x5193, 0x70, 0, 0}, {0x5194, 0xf0, 0, 0}, {0x5195, 0xf0, 0, 0}, 30519a81c14SSteve Longerbeam {0x5196, 0x03, 0, 0}, {0x5197, 0x01, 0, 0}, {0x5198, 0x04, 0, 0}, 30619a81c14SSteve Longerbeam {0x5199, 0x6c, 0, 0}, {0x519a, 0x04, 0, 0}, {0x519b, 0x00, 0, 0}, 30719a81c14SSteve Longerbeam {0x519c, 0x09, 0, 0}, {0x519d, 0x2b, 0, 0}, {0x519e, 0x38, 0, 0}, 30819a81c14SSteve Longerbeam {0x5381, 0x1e, 0, 0}, {0x5382, 0x5b, 0, 0}, {0x5383, 0x08, 0, 0}, 30919a81c14SSteve Longerbeam {0x5384, 0x0a, 0, 0}, {0x5385, 0x7e, 0, 0}, {0x5386, 0x88, 0, 0}, 31019a81c14SSteve Longerbeam {0x5387, 0x7c, 0, 0}, {0x5388, 0x6c, 0, 0}, {0x5389, 0x10, 0, 0}, 31119a81c14SSteve Longerbeam {0x538a, 0x01, 0, 0}, {0x538b, 0x98, 0, 0}, {0x5300, 0x08, 0, 0}, 31219a81c14SSteve Longerbeam {0x5301, 0x30, 0, 0}, {0x5302, 0x10, 0, 0}, {0x5303, 0x00, 0, 0}, 31319a81c14SSteve Longerbeam {0x5304, 0x08, 0, 0}, {0x5305, 0x30, 0, 0}, {0x5306, 0x08, 0, 0}, 31419a81c14SSteve Longerbeam {0x5307, 0x16, 0, 0}, {0x5309, 0x08, 0, 0}, {0x530a, 0x30, 0, 0}, 31519a81c14SSteve Longerbeam {0x530b, 0x04, 0, 0}, {0x530c, 0x06, 0, 0}, {0x5480, 0x01, 0, 0}, 31619a81c14SSteve Longerbeam {0x5481, 0x08, 0, 0}, {0x5482, 0x14, 0, 0}, {0x5483, 0x28, 0, 0}, 31719a81c14SSteve Longerbeam {0x5484, 0x51, 0, 0}, {0x5485, 0x65, 0, 0}, {0x5486, 0x71, 0, 0}, 31819a81c14SSteve Longerbeam {0x5487, 0x7d, 0, 0}, {0x5488, 0x87, 0, 0}, {0x5489, 0x91, 0, 0}, 31919a81c14SSteve Longerbeam {0x548a, 0x9a, 0, 0}, {0x548b, 0xaa, 0, 0}, {0x548c, 0xb8, 0, 0}, 32019a81c14SSteve Longerbeam {0x548d, 0xcd, 0, 0}, {0x548e, 0xdd, 0, 0}, {0x548f, 0xea, 0, 0}, 32119a81c14SSteve Longerbeam {0x5490, 0x1d, 0, 0}, {0x5580, 0x02, 0, 0}, {0x5583, 0x40, 0, 0}, 32219a81c14SSteve Longerbeam {0x5584, 0x10, 0, 0}, {0x5589, 0x10, 0, 0}, {0x558a, 0x00, 0, 0}, 32319a81c14SSteve Longerbeam {0x558b, 0xf8, 0, 0}, {0x5800, 0x23, 0, 0}, {0x5801, 0x14, 0, 0}, 32419a81c14SSteve Longerbeam {0x5802, 0x0f, 0, 0}, {0x5803, 0x0f, 0, 0}, {0x5804, 0x12, 0, 0}, 32519a81c14SSteve Longerbeam {0x5805, 0x26, 0, 0}, {0x5806, 0x0c, 0, 0}, {0x5807, 0x08, 0, 0}, 32619a81c14SSteve Longerbeam {0x5808, 0x05, 0, 0}, {0x5809, 0x05, 0, 0}, {0x580a, 0x08, 0, 0}, 32719a81c14SSteve Longerbeam {0x580b, 0x0d, 0, 0}, {0x580c, 0x08, 0, 0}, {0x580d, 0x03, 0, 0}, 32819a81c14SSteve Longerbeam {0x580e, 0x00, 0, 0}, {0x580f, 0x00, 0, 0}, {0x5810, 0x03, 0, 0}, 32919a81c14SSteve Longerbeam {0x5811, 0x09, 0, 0}, {0x5812, 0x07, 0, 0}, {0x5813, 0x03, 0, 0}, 33019a81c14SSteve Longerbeam {0x5814, 0x00, 0, 0}, {0x5815, 0x01, 0, 0}, {0x5816, 0x03, 0, 0}, 33119a81c14SSteve Longerbeam {0x5817, 0x08, 0, 0}, {0x5818, 0x0d, 0, 0}, {0x5819, 0x08, 0, 0}, 33219a81c14SSteve Longerbeam {0x581a, 0x05, 0, 0}, {0x581b, 0x06, 0, 0}, {0x581c, 0x08, 0, 0}, 33319a81c14SSteve Longerbeam {0x581d, 0x0e, 0, 0}, {0x581e, 0x29, 0, 0}, {0x581f, 0x17, 0, 0}, 33419a81c14SSteve Longerbeam {0x5820, 0x11, 0, 0}, {0x5821, 0x11, 0, 0}, {0x5822, 0x15, 0, 0}, 33519a81c14SSteve Longerbeam {0x5823, 0x28, 0, 0}, {0x5824, 0x46, 0, 0}, {0x5825, 0x26, 0, 0}, 33619a81c14SSteve Longerbeam {0x5826, 0x08, 0, 0}, {0x5827, 0x26, 0, 0}, {0x5828, 0x64, 0, 0}, 33719a81c14SSteve Longerbeam {0x5829, 0x26, 0, 0}, {0x582a, 0x24, 0, 0}, {0x582b, 0x22, 0, 0}, 33819a81c14SSteve Longerbeam {0x582c, 0x24, 0, 0}, {0x582d, 0x24, 0, 0}, {0x582e, 0x06, 0, 0}, 33919a81c14SSteve Longerbeam {0x582f, 0x22, 0, 0}, {0x5830, 0x40, 0, 0}, {0x5831, 0x42, 0, 0}, 34019a81c14SSteve Longerbeam {0x5832, 0x24, 0, 0}, {0x5833, 0x26, 0, 0}, {0x5834, 0x24, 0, 0}, 34119a81c14SSteve Longerbeam {0x5835, 0x22, 0, 0}, {0x5836, 0x22, 0, 0}, {0x5837, 0x26, 0, 0}, 34219a81c14SSteve Longerbeam {0x5838, 0x44, 0, 0}, {0x5839, 0x24, 0, 0}, {0x583a, 0x26, 0, 0}, 34319a81c14SSteve Longerbeam {0x583b, 0x28, 0, 0}, {0x583c, 0x42, 0, 0}, {0x583d, 0xce, 0, 0}, 34419a81c14SSteve Longerbeam {0x5025, 0x00, 0, 0}, {0x3a0f, 0x30, 0, 0}, {0x3a10, 0x28, 0, 0}, 34519a81c14SSteve Longerbeam {0x3a1b, 0x30, 0, 0}, {0x3a1e, 0x26, 0, 0}, {0x3a11, 0x60, 0, 0}, 34619a81c14SSteve Longerbeam {0x3a1f, 0x14, 0, 0}, {0x3008, 0x02, 0, 0}, {0x3c00, 0x04, 0, 300}, 34719a81c14SSteve Longerbeam }; 34819a81c14SSteve Longerbeam 34919a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_30fps_VGA_640_480[] = { 35019a81c14SSteve Longerbeam {0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 35119a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 352ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 35319a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 35419a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 35519a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 356476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 35719a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 35819a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 35919a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 36019a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x0e, 0, 0}, 36119a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 36219a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 36319a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 36419a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 36519a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, {0x3503, 0x00, 0, 0}, 36619a81c14SSteve Longerbeam }; 36719a81c14SSteve Longerbeam 36819a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_15fps_VGA_640_480[] = { 36919a81c14SSteve Longerbeam {0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 37019a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 371ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 37219a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 37319a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 37419a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 375476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 37619a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 37719a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 37819a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 37919a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 38019a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 38119a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 38219a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 38319a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 38419a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 38519a81c14SSteve Longerbeam }; 38619a81c14SSteve Longerbeam 38719a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_30fps_XGA_1024_768[] = { 38819a81c14SSteve Longerbeam {0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 38919a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 390ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 39119a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 39219a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 39319a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 394476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 39519a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 39619a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 39719a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 39819a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x0e, 0, 0}, 39919a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 40019a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 40119a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 40219a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 40319a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, {0x3503, 0x00, 0, 0}, 40486633417SMaxime Ripard {0x3035, 0x12, 0, 0}, 40519a81c14SSteve Longerbeam }; 40619a81c14SSteve Longerbeam 40719a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_15fps_XGA_1024_768[] = { 40819a81c14SSteve Longerbeam {0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 40919a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 410ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 41119a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 41219a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 41319a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 414476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 41519a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 41619a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 41719a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 41819a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 41919a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 42019a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 42119a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 42219a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 42386633417SMaxime Ripard {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 42419a81c14SSteve Longerbeam }; 42519a81c14SSteve Longerbeam 42619a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_30fps_QVGA_320_240[] = { 42719a81c14SSteve Longerbeam {0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 42819a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 429ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 43019a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 43119a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 43219a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 433476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 43419a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 43519a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 43619a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 43719a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 43819a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 43919a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 44019a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 44119a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 44219a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 44319a81c14SSteve Longerbeam }; 44419a81c14SSteve Longerbeam 44519a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_15fps_QVGA_320_240[] = { 44619a81c14SSteve Longerbeam {0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 44719a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 448ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 44919a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 45019a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 45119a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 452476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 45319a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 45419a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 45519a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 45619a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 45719a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 45819a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 45919a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 46019a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 46119a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 46219a81c14SSteve Longerbeam }; 46319a81c14SSteve Longerbeam 46419a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_30fps_QCIF_176_144[] = { 46519a81c14SSteve Longerbeam {0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 46619a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 467ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 46819a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 46919a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 47019a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 471476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 47219a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 47319a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 47419a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 47519a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 47619a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 47719a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 47819a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 47919a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 48019a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 48119a81c14SSteve Longerbeam }; 48241d8d7f5SHugues Fruchet 48319a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_15fps_QCIF_176_144[] = { 48419a81c14SSteve Longerbeam {0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 48519a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 486ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 48719a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 48819a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 48919a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 490476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 49119a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 49219a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 49319a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 49419a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 49519a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 49619a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 49719a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 49819a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 49919a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 50019a81c14SSteve Longerbeam }; 50119a81c14SSteve Longerbeam 50219a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_30fps_NTSC_720_480[] = { 50319a81c14SSteve Longerbeam {0x3035, 0x12, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 50419a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 505ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 50619a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 50719a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 50819a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 509476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 51019a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x3c, 0, 0}, 51119a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 51219a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 51319a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 51419a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 51519a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 51619a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 51719a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 51819a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 51919a81c14SSteve Longerbeam }; 52019a81c14SSteve Longerbeam 52119a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_15fps_NTSC_720_480[] = { 52219a81c14SSteve Longerbeam {0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 52319a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 524ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 52519a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 52619a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 52719a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 528476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 52919a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x3c, 0, 0}, 53019a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 53119a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 53219a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 53319a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 53419a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 53519a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 53619a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 53719a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 53819a81c14SSteve Longerbeam }; 53919a81c14SSteve Longerbeam 54019a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_30fps_PAL_720_576[] = { 54119a81c14SSteve Longerbeam {0x3035, 0x12, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 54219a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 543ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 54419a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 54519a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 54619a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 547476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 54819a81c14SSteve Longerbeam {0x3811, 0x38, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 54919a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 55019a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 55119a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 55219a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 55319a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 55419a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 55519a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 55619a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 55719a81c14SSteve Longerbeam }; 55819a81c14SSteve Longerbeam 55919a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_15fps_PAL_720_576[] = { 56019a81c14SSteve Longerbeam {0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0}, 56119a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 562ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 56319a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 56419a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 56519a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 566476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 56719a81c14SSteve Longerbeam {0x3811, 0x38, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 56819a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 56919a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 57019a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 57119a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 57219a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 57319a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 57419a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 57519a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 57619a81c14SSteve Longerbeam }; 57719a81c14SSteve Longerbeam 57819a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_30fps_720P_1280_720[] = { 57919a81c14SSteve Longerbeam {0x3008, 0x42, 0, 0}, 58019a81c14SSteve Longerbeam {0x3035, 0x21, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x07, 0, 0}, 58119a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 582ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 58319a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 58419a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0xfa, 0, 0}, {0x3804, 0x0a, 0, 0}, 58519a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x06, 0, 0}, {0x3807, 0xa9, 0, 0}, 586476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 58719a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, 58819a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 58919a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x02, 0, 0}, 59019a81c14SSteve Longerbeam {0x3a03, 0xe4, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0xbc, 0, 0}, 59119a81c14SSteve Longerbeam {0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x72, 0, 0}, {0x3a0e, 0x01, 0, 0}, 59219a81c14SSteve Longerbeam {0x3a0d, 0x02, 0, 0}, {0x3a14, 0x02, 0, 0}, {0x3a15, 0xe4, 0, 0}, 59319a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x02, 0, 0}, 59419a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0}, 59519a81c14SSteve Longerbeam {0x3824, 0x04, 0, 0}, {0x5001, 0x83, 0, 0}, {0x4005, 0x1a, 0, 0}, 59619a81c14SSteve Longerbeam {0x3008, 0x02, 0, 0}, {0x3503, 0, 0, 0}, 59719a81c14SSteve Longerbeam }; 59819a81c14SSteve Longerbeam 59919a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_15fps_720P_1280_720[] = { 60019a81c14SSteve Longerbeam {0x3035, 0x41, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x07, 0, 0}, 60119a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 602ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 60319a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 60419a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0xfa, 0, 0}, {0x3804, 0x0a, 0, 0}, 60519a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x06, 0, 0}, {0x3807, 0xa9, 0, 0}, 606476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 60719a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, 60819a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 60919a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x02, 0, 0}, 61019a81c14SSteve Longerbeam {0x3a03, 0xe4, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0xbc, 0, 0}, 61119a81c14SSteve Longerbeam {0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x72, 0, 0}, {0x3a0e, 0x01, 0, 0}, 61219a81c14SSteve Longerbeam {0x3a0d, 0x02, 0, 0}, {0x3a14, 0x02, 0, 0}, {0x3a15, 0xe4, 0, 0}, 613b791187bSHugues Fruchet {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 61419a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0}, 61519a81c14SSteve Longerbeam {0x3824, 0x04, 0, 0}, {0x5001, 0x83, 0, 0}, 61619a81c14SSteve Longerbeam }; 61719a81c14SSteve Longerbeam 61819a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_30fps_1080P_1920_1080[] = { 61919a81c14SSteve Longerbeam {0x3008, 0x42, 0, 0}, 62019a81c14SSteve Longerbeam {0x3035, 0x21, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x08, 0, 0}, 62119a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 622ce85705aSHugues Fruchet {0x3814, 0x11, 0, 0}, 62319a81c14SSteve Longerbeam {0x3815, 0x11, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 62419a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x00, 0, 0}, {0x3804, 0x0a, 0, 0}, 62519a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9f, 0, 0}, 626476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 62719a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, 62819a81c14SSteve Longerbeam {0x3618, 0x04, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x21, 0, 0}, 62919a81c14SSteve Longerbeam {0x3709, 0x12, 0, 0}, {0x370c, 0x00, 0, 0}, {0x3a02, 0x03, 0, 0}, 63019a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 63119a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 63219a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 63319a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x06, 0, 0}, {0x4713, 0x03, 0, 0}, 63419a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 63519a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0x83, 0, 0}, {0x3035, 0x11, 0, 0}, 63619a81c14SSteve Longerbeam {0x3036, 0x54, 0, 0}, {0x3c07, 0x07, 0, 0}, {0x3c08, 0x00, 0, 0}, 63719a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 63819a81c14SSteve Longerbeam {0x3800, 0x01, 0, 0}, {0x3801, 0x50, 0, 0}, {0x3802, 0x01, 0, 0}, 63919a81c14SSteve Longerbeam {0x3803, 0xb2, 0, 0}, {0x3804, 0x08, 0, 0}, {0x3805, 0xef, 0, 0}, 64086633417SMaxime Ripard {0x3806, 0x05, 0, 0}, {0x3807, 0xf1, 0, 0}, 641476dec01SMaxime Ripard {0x3612, 0x2b, 0, 0}, {0x3708, 0x64, 0, 0}, 64219a81c14SSteve Longerbeam {0x3a02, 0x04, 0, 0}, {0x3a03, 0x60, 0, 0}, {0x3a08, 0x01, 0, 0}, 64319a81c14SSteve Longerbeam {0x3a09, 0x50, 0, 0}, {0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x18, 0, 0}, 64419a81c14SSteve Longerbeam {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x04, 0, 0}, 64519a81c14SSteve Longerbeam {0x3a15, 0x60, 0, 0}, {0x4713, 0x02, 0, 0}, {0x4407, 0x04, 0, 0}, 64619a81c14SSteve Longerbeam {0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0}, {0x3824, 0x04, 0, 0}, 64719a81c14SSteve Longerbeam {0x4005, 0x1a, 0, 0}, {0x3008, 0x02, 0, 0}, 64819a81c14SSteve Longerbeam {0x3503, 0, 0, 0}, 64919a81c14SSteve Longerbeam }; 65019a81c14SSteve Longerbeam 65119a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_15fps_1080P_1920_1080[] = { 65219a81c14SSteve Longerbeam {0x3008, 0x42, 0, 0}, 65319a81c14SSteve Longerbeam {0x3035, 0x21, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x08, 0, 0}, 65419a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 655ce85705aSHugues Fruchet {0x3814, 0x11, 0, 0}, 65619a81c14SSteve Longerbeam {0x3815, 0x11, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 65719a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x00, 0, 0}, {0x3804, 0x0a, 0, 0}, 65819a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9f, 0, 0}, 659476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 66019a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, 66119a81c14SSteve Longerbeam {0x3618, 0x04, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x21, 0, 0}, 66219a81c14SSteve Longerbeam {0x3709, 0x12, 0, 0}, {0x370c, 0x00, 0, 0}, {0x3a02, 0x03, 0, 0}, 66319a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 66419a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 66519a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 66619a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x06, 0, 0}, {0x4713, 0x03, 0, 0}, 66719a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 66819a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0x83, 0, 0}, {0x3035, 0x21, 0, 0}, 66919a81c14SSteve Longerbeam {0x3036, 0x54, 0, 1}, {0x3c07, 0x07, 0, 0}, {0x3c08, 0x00, 0, 0}, 67019a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 67119a81c14SSteve Longerbeam {0x3800, 0x01, 0, 0}, {0x3801, 0x50, 0, 0}, {0x3802, 0x01, 0, 0}, 67219a81c14SSteve Longerbeam {0x3803, 0xb2, 0, 0}, {0x3804, 0x08, 0, 0}, {0x3805, 0xef, 0, 0}, 67386633417SMaxime Ripard {0x3806, 0x05, 0, 0}, {0x3807, 0xf1, 0, 0}, 674476dec01SMaxime Ripard {0x3612, 0x2b, 0, 0}, {0x3708, 0x64, 0, 0}, 67519a81c14SSteve Longerbeam {0x3a02, 0x04, 0, 0}, {0x3a03, 0x60, 0, 0}, {0x3a08, 0x01, 0, 0}, 67619a81c14SSteve Longerbeam {0x3a09, 0x50, 0, 0}, {0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x18, 0, 0}, 67719a81c14SSteve Longerbeam {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x04, 0, 0}, 67819a81c14SSteve Longerbeam {0x3a15, 0x60, 0, 0}, {0x4713, 0x02, 0, 0}, {0x4407, 0x04, 0, 0}, 67919a81c14SSteve Longerbeam {0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0}, {0x3824, 0x04, 0, 0}, 68019a81c14SSteve Longerbeam {0x4005, 0x1a, 0, 0}, {0x3008, 0x02, 0, 0}, {0x3503, 0, 0, 0}, 68119a81c14SSteve Longerbeam }; 68219a81c14SSteve Longerbeam 68319a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_15fps_QSXGA_2592_1944[] = { 68419a81c14SSteve Longerbeam {0x3035, 0x21, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x08, 0, 0}, 68519a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 686ce85705aSHugues Fruchet {0x3814, 0x11, 0, 0}, 68719a81c14SSteve Longerbeam {0x3815, 0x11, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 68819a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x00, 0, 0}, {0x3804, 0x0a, 0, 0}, 68919a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9f, 0, 0}, 690476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 69119a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, 69219a81c14SSteve Longerbeam {0x3618, 0x04, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x21, 0, 0}, 69319a81c14SSteve Longerbeam {0x3709, 0x12, 0, 0}, {0x370c, 0x00, 0, 0}, {0x3a02, 0x03, 0, 0}, 69419a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 69519a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 69619a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 69719a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x06, 0, 0}, {0x4713, 0x03, 0, 0}, 69819a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 69919a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0x83, 0, 70}, 70019a81c14SSteve Longerbeam }; 70119a81c14SSteve Longerbeam 70219a81c14SSteve Longerbeam /* power-on sensor init reg table */ 70319a81c14SSteve Longerbeam static const struct ov5640_mode_info ov5640_mode_init_data = { 704476dec01SMaxime Ripard 0, SUBSAMPLING, 640, 1896, 480, 984, 705aa288248SMaxime Ripard 56000000, 706476dec01SMaxime Ripard ov5640_init_setting_30fps_VGA, 70719a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_init_setting_30fps_VGA), 70819a81c14SSteve Longerbeam }; 70919a81c14SSteve Longerbeam 71019a81c14SSteve Longerbeam static const struct ov5640_mode_info 71119a81c14SSteve Longerbeam ov5640_mode_data[OV5640_NUM_FRAMERATES][OV5640_NUM_MODES] = { 71219a81c14SSteve Longerbeam { 713476dec01SMaxime Ripard {OV5640_MODE_QCIF_176_144, SUBSAMPLING, 714476dec01SMaxime Ripard 176, 1896, 144, 984, 715aa288248SMaxime Ripard 28000000, 71619a81c14SSteve Longerbeam ov5640_setting_15fps_QCIF_176_144, 71719a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_15fps_QCIF_176_144)}, 718476dec01SMaxime Ripard {OV5640_MODE_QVGA_320_240, SUBSAMPLING, 719476dec01SMaxime Ripard 320, 1896, 240, 984, 720aa288248SMaxime Ripard 28000000, 72119a81c14SSteve Longerbeam ov5640_setting_15fps_QVGA_320_240, 72219a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_15fps_QVGA_320_240)}, 723476dec01SMaxime Ripard {OV5640_MODE_VGA_640_480, SUBSAMPLING, 724476dec01SMaxime Ripard 640, 1896, 480, 1080, 725aa288248SMaxime Ripard 28000000, 72619a81c14SSteve Longerbeam ov5640_setting_15fps_VGA_640_480, 72719a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_15fps_VGA_640_480)}, 728476dec01SMaxime Ripard {OV5640_MODE_NTSC_720_480, SUBSAMPLING, 729476dec01SMaxime Ripard 720, 1896, 480, 984, 730aa288248SMaxime Ripard 28000000, 73119a81c14SSteve Longerbeam ov5640_setting_15fps_NTSC_720_480, 73219a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_15fps_NTSC_720_480)}, 733476dec01SMaxime Ripard {OV5640_MODE_PAL_720_576, SUBSAMPLING, 734476dec01SMaxime Ripard 720, 1896, 576, 984, 735aa288248SMaxime Ripard 28000000, 73619a81c14SSteve Longerbeam ov5640_setting_15fps_PAL_720_576, 73719a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_15fps_PAL_720_576)}, 738476dec01SMaxime Ripard {OV5640_MODE_XGA_1024_768, SUBSAMPLING, 739476dec01SMaxime Ripard 1024, 1896, 768, 1080, 740aa288248SMaxime Ripard 28000000, 74119a81c14SSteve Longerbeam ov5640_setting_15fps_XGA_1024_768, 74219a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_15fps_XGA_1024_768)}, 743476dec01SMaxime Ripard {OV5640_MODE_720P_1280_720, SUBSAMPLING, 744476dec01SMaxime Ripard 1280, 1892, 720, 740, 745aa288248SMaxime Ripard 21000000, 74619a81c14SSteve Longerbeam ov5640_setting_15fps_720P_1280_720, 74719a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_15fps_720P_1280_720)}, 748476dec01SMaxime Ripard {OV5640_MODE_1080P_1920_1080, SCALING, 749476dec01SMaxime Ripard 1920, 2500, 1080, 1120, 750aa288248SMaxime Ripard 42000000, 75119a81c14SSteve Longerbeam ov5640_setting_15fps_1080P_1920_1080, 75219a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_15fps_1080P_1920_1080)}, 753476dec01SMaxime Ripard {OV5640_MODE_QSXGA_2592_1944, SCALING, 754476dec01SMaxime Ripard 2592, 2844, 1944, 1968, 755aa288248SMaxime Ripard 84000000, 75619a81c14SSteve Longerbeam ov5640_setting_15fps_QSXGA_2592_1944, 75719a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_15fps_QSXGA_2592_1944)}, 75819a81c14SSteve Longerbeam }, { 759476dec01SMaxime Ripard {OV5640_MODE_QCIF_176_144, SUBSAMPLING, 760476dec01SMaxime Ripard 176, 1896, 144, 984, 761aa288248SMaxime Ripard 56000000, 76219a81c14SSteve Longerbeam ov5640_setting_30fps_QCIF_176_144, 76319a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_30fps_QCIF_176_144)}, 764476dec01SMaxime Ripard {OV5640_MODE_QVGA_320_240, SUBSAMPLING, 765476dec01SMaxime Ripard 320, 1896, 240, 984, 766aa288248SMaxime Ripard 56000000, 76719a81c14SSteve Longerbeam ov5640_setting_30fps_QVGA_320_240, 76819a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_30fps_QVGA_320_240)}, 769476dec01SMaxime Ripard {OV5640_MODE_VGA_640_480, SUBSAMPLING, 770476dec01SMaxime Ripard 640, 1896, 480, 1080, 771aa288248SMaxime Ripard 56000000, 77219a81c14SSteve Longerbeam ov5640_setting_30fps_VGA_640_480, 77319a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_30fps_VGA_640_480)}, 774476dec01SMaxime Ripard {OV5640_MODE_NTSC_720_480, SUBSAMPLING, 775476dec01SMaxime Ripard 720, 1896, 480, 984, 776aa288248SMaxime Ripard 56000000, 77719a81c14SSteve Longerbeam ov5640_setting_30fps_NTSC_720_480, 77819a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_30fps_NTSC_720_480)}, 779476dec01SMaxime Ripard {OV5640_MODE_PAL_720_576, SUBSAMPLING, 780476dec01SMaxime Ripard 720, 1896, 576, 984, 781aa288248SMaxime Ripard 56000000, 78219a81c14SSteve Longerbeam ov5640_setting_30fps_PAL_720_576, 78319a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_30fps_PAL_720_576)}, 784476dec01SMaxime Ripard {OV5640_MODE_XGA_1024_768, SUBSAMPLING, 785476dec01SMaxime Ripard 1024, 1896, 768, 1080, 786aa288248SMaxime Ripard 56000000, 78719a81c14SSteve Longerbeam ov5640_setting_30fps_XGA_1024_768, 78819a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_30fps_XGA_1024_768)}, 789476dec01SMaxime Ripard {OV5640_MODE_720P_1280_720, SUBSAMPLING, 790476dec01SMaxime Ripard 1280, 1892, 720, 740, 791aa288248SMaxime Ripard 42000000, 79219a81c14SSteve Longerbeam ov5640_setting_30fps_720P_1280_720, 79319a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_30fps_720P_1280_720)}, 794476dec01SMaxime Ripard {OV5640_MODE_1080P_1920_1080, SCALING, 795476dec01SMaxime Ripard 1920, 2500, 1080, 1120, 796aa288248SMaxime Ripard 84000000, 79719a81c14SSteve Longerbeam ov5640_setting_30fps_1080P_1920_1080, 79819a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_30fps_1080P_1920_1080)}, 799aa288248SMaxime Ripard {OV5640_MODE_QSXGA_2592_1944, -1, 0, 0, 0, 0, 0, NULL, 0}, 80019a81c14SSteve Longerbeam }, 80119a81c14SSteve Longerbeam }; 80219a81c14SSteve Longerbeam 80319a81c14SSteve Longerbeam static int ov5640_init_slave_id(struct ov5640_dev *sensor) 80419a81c14SSteve Longerbeam { 80519a81c14SSteve Longerbeam struct i2c_client *client = sensor->i2c_client; 80619a81c14SSteve Longerbeam struct i2c_msg msg; 80719a81c14SSteve Longerbeam u8 buf[3]; 80819a81c14SSteve Longerbeam int ret; 80919a81c14SSteve Longerbeam 81019a81c14SSteve Longerbeam if (client->addr == OV5640_DEFAULT_SLAVE_ID) 81119a81c14SSteve Longerbeam return 0; 81219a81c14SSteve Longerbeam 81319a81c14SSteve Longerbeam buf[0] = OV5640_REG_SLAVE_ID >> 8; 81419a81c14SSteve Longerbeam buf[1] = OV5640_REG_SLAVE_ID & 0xff; 81519a81c14SSteve Longerbeam buf[2] = client->addr << 1; 81619a81c14SSteve Longerbeam 81719a81c14SSteve Longerbeam msg.addr = OV5640_DEFAULT_SLAVE_ID; 81819a81c14SSteve Longerbeam msg.flags = 0; 81919a81c14SSteve Longerbeam msg.buf = buf; 82019a81c14SSteve Longerbeam msg.len = sizeof(buf); 82119a81c14SSteve Longerbeam 82219a81c14SSteve Longerbeam ret = i2c_transfer(client->adapter, &msg, 1); 82319a81c14SSteve Longerbeam if (ret < 0) { 82419a81c14SSteve Longerbeam dev_err(&client->dev, "%s: failed with %d\n", __func__, ret); 82519a81c14SSteve Longerbeam return ret; 82619a81c14SSteve Longerbeam } 82719a81c14SSteve Longerbeam 82819a81c14SSteve Longerbeam return 0; 82919a81c14SSteve Longerbeam } 83019a81c14SSteve Longerbeam 83119a81c14SSteve Longerbeam static int ov5640_write_reg(struct ov5640_dev *sensor, u16 reg, u8 val) 83219a81c14SSteve Longerbeam { 83319a81c14SSteve Longerbeam struct i2c_client *client = sensor->i2c_client; 83419a81c14SSteve Longerbeam struct i2c_msg msg; 83519a81c14SSteve Longerbeam u8 buf[3]; 83619a81c14SSteve Longerbeam int ret; 83719a81c14SSteve Longerbeam 83819a81c14SSteve Longerbeam buf[0] = reg >> 8; 83919a81c14SSteve Longerbeam buf[1] = reg & 0xff; 84019a81c14SSteve Longerbeam buf[2] = val; 84119a81c14SSteve Longerbeam 84219a81c14SSteve Longerbeam msg.addr = client->addr; 84319a81c14SSteve Longerbeam msg.flags = client->flags; 84419a81c14SSteve Longerbeam msg.buf = buf; 84519a81c14SSteve Longerbeam msg.len = sizeof(buf); 84619a81c14SSteve Longerbeam 84719a81c14SSteve Longerbeam ret = i2c_transfer(client->adapter, &msg, 1); 84819a81c14SSteve Longerbeam if (ret < 0) { 8493924c623SHugues Fruchet dev_err(&client->dev, "%s: error: reg=%x, val=%x\n", 85019a81c14SSteve Longerbeam __func__, reg, val); 85119a81c14SSteve Longerbeam return ret; 85219a81c14SSteve Longerbeam } 85319a81c14SSteve Longerbeam 85419a81c14SSteve Longerbeam return 0; 85519a81c14SSteve Longerbeam } 85619a81c14SSteve Longerbeam 85719a81c14SSteve Longerbeam static int ov5640_read_reg(struct ov5640_dev *sensor, u16 reg, u8 *val) 85819a81c14SSteve Longerbeam { 85919a81c14SSteve Longerbeam struct i2c_client *client = sensor->i2c_client; 86019a81c14SSteve Longerbeam struct i2c_msg msg[2]; 86119a81c14SSteve Longerbeam u8 buf[2]; 86219a81c14SSteve Longerbeam int ret; 86319a81c14SSteve Longerbeam 86419a81c14SSteve Longerbeam buf[0] = reg >> 8; 86519a81c14SSteve Longerbeam buf[1] = reg & 0xff; 86619a81c14SSteve Longerbeam 86719a81c14SSteve Longerbeam msg[0].addr = client->addr; 86819a81c14SSteve Longerbeam msg[0].flags = client->flags; 86919a81c14SSteve Longerbeam msg[0].buf = buf; 87019a81c14SSteve Longerbeam msg[0].len = sizeof(buf); 87119a81c14SSteve Longerbeam 87219a81c14SSteve Longerbeam msg[1].addr = client->addr; 87319a81c14SSteve Longerbeam msg[1].flags = client->flags | I2C_M_RD; 87419a81c14SSteve Longerbeam msg[1].buf = buf; 87519a81c14SSteve Longerbeam msg[1].len = 1; 87619a81c14SSteve Longerbeam 87719a81c14SSteve Longerbeam ret = i2c_transfer(client->adapter, msg, 2); 8783924c623SHugues Fruchet if (ret < 0) { 8793924c623SHugues Fruchet dev_err(&client->dev, "%s: error: reg=%x\n", 8803924c623SHugues Fruchet __func__, reg); 88119a81c14SSteve Longerbeam return ret; 8823924c623SHugues Fruchet } 88319a81c14SSteve Longerbeam 88419a81c14SSteve Longerbeam *val = buf[0]; 88519a81c14SSteve Longerbeam return 0; 88619a81c14SSteve Longerbeam } 88719a81c14SSteve Longerbeam 88819a81c14SSteve Longerbeam static int ov5640_read_reg16(struct ov5640_dev *sensor, u16 reg, u16 *val) 88919a81c14SSteve Longerbeam { 89019a81c14SSteve Longerbeam u8 hi, lo; 89119a81c14SSteve Longerbeam int ret; 89219a81c14SSteve Longerbeam 89319a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, reg, &hi); 89419a81c14SSteve Longerbeam if (ret) 89519a81c14SSteve Longerbeam return ret; 89619a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, reg + 1, &lo); 89719a81c14SSteve Longerbeam if (ret) 89819a81c14SSteve Longerbeam return ret; 89919a81c14SSteve Longerbeam 90019a81c14SSteve Longerbeam *val = ((u16)hi << 8) | (u16)lo; 90119a81c14SSteve Longerbeam return 0; 90219a81c14SSteve Longerbeam } 90319a81c14SSteve Longerbeam 90419a81c14SSteve Longerbeam static int ov5640_write_reg16(struct ov5640_dev *sensor, u16 reg, u16 val) 90519a81c14SSteve Longerbeam { 90619a81c14SSteve Longerbeam int ret; 90719a81c14SSteve Longerbeam 90819a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, reg, val >> 8); 90919a81c14SSteve Longerbeam if (ret) 91019a81c14SSteve Longerbeam return ret; 91119a81c14SSteve Longerbeam 91219a81c14SSteve Longerbeam return ov5640_write_reg(sensor, reg + 1, val & 0xff); 91319a81c14SSteve Longerbeam } 91419a81c14SSteve Longerbeam 91519a81c14SSteve Longerbeam static int ov5640_mod_reg(struct ov5640_dev *sensor, u16 reg, 91619a81c14SSteve Longerbeam u8 mask, u8 val) 91719a81c14SSteve Longerbeam { 91819a81c14SSteve Longerbeam u8 readval; 91919a81c14SSteve Longerbeam int ret; 92019a81c14SSteve Longerbeam 92119a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, reg, &readval); 92219a81c14SSteve Longerbeam if (ret) 92319a81c14SSteve Longerbeam return ret; 92419a81c14SSteve Longerbeam 92519a81c14SSteve Longerbeam readval &= ~mask; 92619a81c14SSteve Longerbeam val &= mask; 92719a81c14SSteve Longerbeam val |= readval; 92819a81c14SSteve Longerbeam 92919a81c14SSteve Longerbeam return ov5640_write_reg(sensor, reg, val); 93019a81c14SSteve Longerbeam } 93119a81c14SSteve Longerbeam 932aa288248SMaxime Ripard /* 933aa288248SMaxime Ripard * After trying the various combinations, reading various 934aa288248SMaxime Ripard * documentations spreaded around the net, and from the various 935aa288248SMaxime Ripard * feedback, the clock tree is probably as follows: 936aa288248SMaxime Ripard * 937aa288248SMaxime Ripard * +--------------+ 938aa288248SMaxime Ripard * | Ext. Clock | 939aa288248SMaxime Ripard * +-+------------+ 940aa288248SMaxime Ripard * | +----------+ 941aa288248SMaxime Ripard * +->| PLL1 | - reg 0x3036, for the multiplier 942aa288248SMaxime Ripard * +-+--------+ - reg 0x3037, bits 0-3 for the pre-divider 943aa288248SMaxime Ripard * | +--------------+ 944aa288248SMaxime Ripard * +->| System Clock | - reg 0x3035, bits 4-7 945aa288248SMaxime Ripard * +-+------------+ 946aa288248SMaxime Ripard * | +--------------+ 947aa288248SMaxime Ripard * +->| MIPI Divider | - reg 0x3035, bits 0-3 948aa288248SMaxime Ripard * | +-+------------+ 949aa288248SMaxime Ripard * | +----------------> MIPI SCLK 950aa288248SMaxime Ripard * | + +-----+ 951aa288248SMaxime Ripard * | +->| / 2 |-------> MIPI BIT CLK 952aa288248SMaxime Ripard * | +-----+ 953aa288248SMaxime Ripard * | +--------------+ 954aa288248SMaxime Ripard * +->| PLL Root Div | - reg 0x3037, bit 4 955aa288248SMaxime Ripard * +-+------------+ 956aa288248SMaxime Ripard * | +---------+ 957aa288248SMaxime Ripard * +->| Bit Div | - reg 0x3035, bits 0-3 958aa288248SMaxime Ripard * +-+-------+ 959aa288248SMaxime Ripard * | +-------------+ 960aa288248SMaxime Ripard * +->| SCLK Div | - reg 0x3108, bits 0-1 961aa288248SMaxime Ripard * | +-+-----------+ 962aa288248SMaxime Ripard * | +---------------> SCLK 963aa288248SMaxime Ripard * | +-------------+ 964aa288248SMaxime Ripard * +->| SCLK 2X Div | - reg 0x3108, bits 2-3 965aa288248SMaxime Ripard * | +-+-----------+ 966aa288248SMaxime Ripard * | +---------------> SCLK 2X 967aa288248SMaxime Ripard * | +-------------+ 968aa288248SMaxime Ripard * +->| PCLK Div | - reg 0x3108, bits 4-5 969aa288248SMaxime Ripard * ++------------+ 970aa288248SMaxime Ripard * + +-----------+ 971aa288248SMaxime Ripard * +->| P_DIV | - reg 0x3035, bits 0-3 972aa288248SMaxime Ripard * +-----+-----+ 973aa288248SMaxime Ripard * +------------> PCLK 974aa288248SMaxime Ripard * 975aa288248SMaxime Ripard * This is deviating from the datasheet at least for the register 976aa288248SMaxime Ripard * 0x3108, since it's said here that the PCLK would be clocked from 977aa288248SMaxime Ripard * the PLL. 978aa288248SMaxime Ripard * 979aa288248SMaxime Ripard * There seems to be also (unverified) constraints: 980aa288248SMaxime Ripard * - the PLL pre-divider output rate should be in the 4-27MHz range 981aa288248SMaxime Ripard * - the PLL multiplier output rate should be in the 500-1000MHz range 982aa288248SMaxime Ripard * - PCLK >= SCLK * 2 in YUV, >= SCLK in Raw or JPEG 983aa288248SMaxime Ripard * 984aa288248SMaxime Ripard * In the two latter cases, these constraints are met since our 985aa288248SMaxime Ripard * factors are hardcoded. If we were to change that, we would need to 986aa288248SMaxime Ripard * take this into account. The only varying parts are the PLL 987aa288248SMaxime Ripard * multiplier and the system clock divider, which are shared between 988aa288248SMaxime Ripard * all these clocks so won't cause any issue. 989aa288248SMaxime Ripard */ 990aa288248SMaxime Ripard 991aa288248SMaxime Ripard /* 992aa288248SMaxime Ripard * This is supposed to be ranging from 1 to 8, but the value is always 993aa288248SMaxime Ripard * set to 3 in the vendor kernels. 994aa288248SMaxime Ripard */ 995aa288248SMaxime Ripard #define OV5640_PLL_PREDIV 3 996aa288248SMaxime Ripard 997aa288248SMaxime Ripard #define OV5640_PLL_MULT_MIN 4 998aa288248SMaxime Ripard #define OV5640_PLL_MULT_MAX 252 999aa288248SMaxime Ripard 1000aa288248SMaxime Ripard /* 1001aa288248SMaxime Ripard * This is supposed to be ranging from 1 to 16, but the value is 1002aa288248SMaxime Ripard * always set to either 1 or 2 in the vendor kernels. 1003aa288248SMaxime Ripard */ 1004aa288248SMaxime Ripard #define OV5640_SYSDIV_MIN 1 1005aa288248SMaxime Ripard #define OV5640_SYSDIV_MAX 16 1006aa288248SMaxime Ripard 1007aa288248SMaxime Ripard /* 1008aa288248SMaxime Ripard * Hardcode these values for scaler and non-scaler modes. 1009aa288248SMaxime Ripard * FIXME: to be re-calcualted for 1 data lanes setups 1010aa288248SMaxime Ripard */ 1011aa288248SMaxime Ripard #define OV5640_MIPI_DIV_PCLK 2 1012aa288248SMaxime Ripard #define OV5640_MIPI_DIV_SCLK 1 1013aa288248SMaxime Ripard 1014aa288248SMaxime Ripard /* 1015aa288248SMaxime Ripard * This is supposed to be ranging from 1 to 2, but the value is always 1016aa288248SMaxime Ripard * set to 2 in the vendor kernels. 1017aa288248SMaxime Ripard */ 1018aa288248SMaxime Ripard #define OV5640_PLL_ROOT_DIV 2 1019aa288248SMaxime Ripard #define OV5640_PLL_CTRL3_PLL_ROOT_DIV_2 BIT(4) 1020aa288248SMaxime Ripard 1021aa288248SMaxime Ripard /* 1022aa288248SMaxime Ripard * We only supports 8-bit formats at the moment 1023aa288248SMaxime Ripard */ 1024aa288248SMaxime Ripard #define OV5640_BIT_DIV 2 1025aa288248SMaxime Ripard #define OV5640_PLL_CTRL0_MIPI_MODE_8BIT 0x08 1026aa288248SMaxime Ripard 1027aa288248SMaxime Ripard /* 1028aa288248SMaxime Ripard * This is supposed to be ranging from 1 to 8, but the value is always 1029aa288248SMaxime Ripard * set to 2 in the vendor kernels. 1030aa288248SMaxime Ripard */ 1031aa288248SMaxime Ripard #define OV5640_SCLK_ROOT_DIV 2 1032aa288248SMaxime Ripard 1033aa288248SMaxime Ripard /* 1034aa288248SMaxime Ripard * This is hardcoded so that the consistency is maintained between SCLK and 1035aa288248SMaxime Ripard * SCLK 2x. 1036aa288248SMaxime Ripard */ 1037aa288248SMaxime Ripard #define OV5640_SCLK2X_ROOT_DIV (OV5640_SCLK_ROOT_DIV / 2) 1038aa288248SMaxime Ripard 1039aa288248SMaxime Ripard /* 1040aa288248SMaxime Ripard * This is supposed to be ranging from 1 to 8, but the value is always 1041aa288248SMaxime Ripard * set to 1 in the vendor kernels. 1042aa288248SMaxime Ripard */ 1043aa288248SMaxime Ripard #define OV5640_PCLK_ROOT_DIV 1 1044aa288248SMaxime Ripard #define OV5640_PLL_SYS_ROOT_DIVIDER_BYPASS 0x00 1045aa288248SMaxime Ripard 1046aa288248SMaxime Ripard static unsigned long ov5640_compute_sys_clk(struct ov5640_dev *sensor, 1047aa288248SMaxime Ripard u8 pll_prediv, u8 pll_mult, 1048aa288248SMaxime Ripard u8 sysdiv) 1049aa288248SMaxime Ripard { 1050aa288248SMaxime Ripard unsigned long sysclk = sensor->xclk_freq / pll_prediv * pll_mult; 1051aa288248SMaxime Ripard 1052aa288248SMaxime Ripard /* PLL1 output cannot exceed 1GHz. */ 1053aa288248SMaxime Ripard if (sysclk / 1000000 > 1000) 1054aa288248SMaxime Ripard return 0; 1055aa288248SMaxime Ripard 1056aa288248SMaxime Ripard return sysclk / sysdiv; 1057aa288248SMaxime Ripard } 1058aa288248SMaxime Ripard 1059aa288248SMaxime Ripard static unsigned long ov5640_calc_sys_clk(struct ov5640_dev *sensor, 1060aa288248SMaxime Ripard unsigned long rate, 1061aa288248SMaxime Ripard u8 *pll_prediv, u8 *pll_mult, 1062aa288248SMaxime Ripard u8 *sysdiv) 1063aa288248SMaxime Ripard { 1064aa288248SMaxime Ripard unsigned long best = ~0; 1065aa288248SMaxime Ripard u8 best_sysdiv = 1, best_mult = 1; 1066aa288248SMaxime Ripard u8 _sysdiv, _pll_mult; 1067aa288248SMaxime Ripard 1068aa288248SMaxime Ripard for (_sysdiv = OV5640_SYSDIV_MIN; 1069aa288248SMaxime Ripard _sysdiv <= OV5640_SYSDIV_MAX; 1070aa288248SMaxime Ripard _sysdiv++) { 1071aa288248SMaxime Ripard for (_pll_mult = OV5640_PLL_MULT_MIN; 1072aa288248SMaxime Ripard _pll_mult <= OV5640_PLL_MULT_MAX; 1073aa288248SMaxime Ripard _pll_mult++) { 1074aa288248SMaxime Ripard unsigned long _rate; 1075aa288248SMaxime Ripard 1076aa288248SMaxime Ripard /* 1077aa288248SMaxime Ripard * The PLL multiplier cannot be odd if above 1078aa288248SMaxime Ripard * 127. 1079aa288248SMaxime Ripard */ 1080aa288248SMaxime Ripard if (_pll_mult > 127 && (_pll_mult % 2)) 1081aa288248SMaxime Ripard continue; 1082aa288248SMaxime Ripard 1083aa288248SMaxime Ripard _rate = ov5640_compute_sys_clk(sensor, 1084aa288248SMaxime Ripard OV5640_PLL_PREDIV, 1085aa288248SMaxime Ripard _pll_mult, _sysdiv); 1086aa288248SMaxime Ripard 1087aa288248SMaxime Ripard /* 1088aa288248SMaxime Ripard * We have reached the maximum allowed PLL1 output, 1089aa288248SMaxime Ripard * increase sysdiv. 1090aa288248SMaxime Ripard */ 1091aa288248SMaxime Ripard if (!rate) 1092aa288248SMaxime Ripard break; 1093aa288248SMaxime Ripard 1094aa288248SMaxime Ripard /* 1095aa288248SMaxime Ripard * Prefer rates above the expected clock rate than 1096aa288248SMaxime Ripard * below, even if that means being less precise. 1097aa288248SMaxime Ripard */ 1098aa288248SMaxime Ripard if (_rate < rate) 1099aa288248SMaxime Ripard continue; 1100aa288248SMaxime Ripard 1101aa288248SMaxime Ripard if (abs(rate - _rate) < abs(rate - best)) { 1102aa288248SMaxime Ripard best = _rate; 1103aa288248SMaxime Ripard best_sysdiv = _sysdiv; 1104aa288248SMaxime Ripard best_mult = _pll_mult; 1105aa288248SMaxime Ripard } 1106aa288248SMaxime Ripard 1107aa288248SMaxime Ripard if (_rate == rate) 1108aa288248SMaxime Ripard goto out; 1109aa288248SMaxime Ripard } 1110aa288248SMaxime Ripard } 1111aa288248SMaxime Ripard 1112aa288248SMaxime Ripard out: 1113aa288248SMaxime Ripard *sysdiv = best_sysdiv; 1114aa288248SMaxime Ripard *pll_prediv = OV5640_PLL_PREDIV; 1115aa288248SMaxime Ripard *pll_mult = best_mult; 1116aa288248SMaxime Ripard 1117aa288248SMaxime Ripard return best; 1118aa288248SMaxime Ripard } 1119aa288248SMaxime Ripard 1120aa288248SMaxime Ripard /* 1121aa288248SMaxime Ripard * ov5640_set_mipi_pclk() - Calculate the clock tree configuration values 1122aa288248SMaxime Ripard * for the MIPI CSI-2 output. 1123aa288248SMaxime Ripard * 1124aa288248SMaxime Ripard * @rate: The requested bandwidth per lane in bytes per second. 1125aa288248SMaxime Ripard * 'Bandwidth Per Lane' is calculated as: 1126aa288248SMaxime Ripard * bpl = HTOT * VTOT * FPS * bpp / num_lanes; 1127aa288248SMaxime Ripard * 1128aa288248SMaxime Ripard * This function use the requested bandwidth to calculate: 1129aa288248SMaxime Ripard * - sample_rate = bpl / (bpp / num_lanes); 1130aa288248SMaxime Ripard * = bpl / (PLL_RDIV * BIT_DIV * PCLK_DIV * MIPI_DIV / num_lanes); 1131aa288248SMaxime Ripard * 1132aa288248SMaxime Ripard * - mipi_sclk = bpl / MIPI_DIV / 2; ( / 2 is for CSI-2 DDR) 1133aa288248SMaxime Ripard * 1134aa288248SMaxime Ripard * with these fixed parameters: 1135aa288248SMaxime Ripard * PLL_RDIV = 2; 1136aa288248SMaxime Ripard * BIT_DIVIDER = 2; (MIPI_BIT_MODE == 8 ? 2 : 2,5); 1137aa288248SMaxime Ripard * PCLK_DIV = 1; 1138aa288248SMaxime Ripard * 1139aa288248SMaxime Ripard * The MIPI clock generation differs for modes that use the scaler and modes 1140aa288248SMaxime Ripard * that do not. In case the scaler is in use, the MIPI_SCLK generates the MIPI 1141aa288248SMaxime Ripard * BIT CLk, and thus: 1142aa288248SMaxime Ripard * 1143aa288248SMaxime Ripard * - mipi_sclk = bpl / MIPI_DIV / 2; 1144aa288248SMaxime Ripard * MIPI_DIV = 1; 1145aa288248SMaxime Ripard * 1146aa288248SMaxime Ripard * For modes that do not go through the scaler, the MIPI BIT CLOCK is generated 1147aa288248SMaxime Ripard * from the pixel clock, and thus: 1148aa288248SMaxime Ripard * 1149aa288248SMaxime Ripard * - sample_rate = bpl / (bpp / num_lanes); 1150aa288248SMaxime Ripard * = bpl / (2 * 2 * 1 * MIPI_DIV / num_lanes); 1151aa288248SMaxime Ripard * = bpl / (4 * MIPI_DIV / num_lanes); 1152aa288248SMaxime Ripard * - MIPI_DIV = bpp / (4 * num_lanes); 1153aa288248SMaxime Ripard * 1154aa288248SMaxime Ripard * FIXME: this have been tested with 16bpp and 2 lanes setup only. 1155aa288248SMaxime Ripard * MIPI_DIV is fixed to value 2, but it -might- be changed according to the 1156aa288248SMaxime Ripard * above formula for setups with 1 lane or image formats with different bpp. 1157aa288248SMaxime Ripard * 1158aa288248SMaxime Ripard * FIXME: this deviates from the sensor manual documentation which is quite 1159aa288248SMaxime Ripard * thin on the MIPI clock tree generation part. 1160aa288248SMaxime Ripard */ 1161aa288248SMaxime Ripard static int ov5640_set_mipi_pclk(struct ov5640_dev *sensor, 1162aa288248SMaxime Ripard unsigned long rate) 1163aa288248SMaxime Ripard { 1164aa288248SMaxime Ripard const struct ov5640_mode_info *mode = sensor->current_mode; 1165aa288248SMaxime Ripard u8 prediv, mult, sysdiv; 1166aa288248SMaxime Ripard u8 mipi_div; 1167aa288248SMaxime Ripard int ret; 1168aa288248SMaxime Ripard 1169aa288248SMaxime Ripard /* 1170aa288248SMaxime Ripard * 1280x720 is reported to use 'SUBSAMPLING' only, 1171aa288248SMaxime Ripard * but according to the sensor manual it goes through the 1172aa288248SMaxime Ripard * scaler before subsampling. 1173aa288248SMaxime Ripard */ 1174aa288248SMaxime Ripard if (mode->dn_mode == SCALING || 1175aa288248SMaxime Ripard (mode->id == OV5640_MODE_720P_1280_720)) 1176aa288248SMaxime Ripard mipi_div = OV5640_MIPI_DIV_SCLK; 1177aa288248SMaxime Ripard else 1178aa288248SMaxime Ripard mipi_div = OV5640_MIPI_DIV_PCLK; 1179aa288248SMaxime Ripard 1180aa288248SMaxime Ripard ov5640_calc_sys_clk(sensor, rate, &prediv, &mult, &sysdiv); 1181aa288248SMaxime Ripard 1182aa288248SMaxime Ripard ret = ov5640_mod_reg(sensor, OV5640_REG_SC_PLL_CTRL0, 1183aa288248SMaxime Ripard 0x0f, OV5640_PLL_CTRL0_MIPI_MODE_8BIT); 1184aa288248SMaxime Ripard 1185aa288248SMaxime Ripard ret = ov5640_mod_reg(sensor, OV5640_REG_SC_PLL_CTRL1, 1186aa288248SMaxime Ripard 0xff, sysdiv << 4 | mipi_div); 1187aa288248SMaxime Ripard if (ret) 1188aa288248SMaxime Ripard return ret; 1189aa288248SMaxime Ripard 1190aa288248SMaxime Ripard ret = ov5640_mod_reg(sensor, OV5640_REG_SC_PLL_CTRL2, 0xff, mult); 1191aa288248SMaxime Ripard if (ret) 1192aa288248SMaxime Ripard return ret; 1193aa288248SMaxime Ripard 1194aa288248SMaxime Ripard ret = ov5640_mod_reg(sensor, OV5640_REG_SC_PLL_CTRL3, 1195aa288248SMaxime Ripard 0x1f, OV5640_PLL_CTRL3_PLL_ROOT_DIV_2 | prediv); 1196aa288248SMaxime Ripard if (ret) 1197aa288248SMaxime Ripard return ret; 1198aa288248SMaxime Ripard 1199aa288248SMaxime Ripard return ov5640_mod_reg(sensor, OV5640_REG_SYS_ROOT_DIVIDER, 1200aa288248SMaxime Ripard 0x30, OV5640_PLL_SYS_ROOT_DIVIDER_BYPASS); 1201aa288248SMaxime Ripard } 1202aa288248SMaxime Ripard 1203aa288248SMaxime Ripard static unsigned long ov5640_calc_pclk(struct ov5640_dev *sensor, 1204aa288248SMaxime Ripard unsigned long rate, 1205aa288248SMaxime Ripard u8 *pll_prediv, u8 *pll_mult, u8 *sysdiv, 1206aa288248SMaxime Ripard u8 *pll_rdiv, u8 *bit_div, u8 *pclk_div) 1207aa288248SMaxime Ripard { 1208aa288248SMaxime Ripard unsigned long _rate = rate * OV5640_PLL_ROOT_DIV * OV5640_BIT_DIV * 1209aa288248SMaxime Ripard OV5640_PCLK_ROOT_DIV; 1210aa288248SMaxime Ripard 1211aa288248SMaxime Ripard _rate = ov5640_calc_sys_clk(sensor, _rate, pll_prediv, pll_mult, 1212aa288248SMaxime Ripard sysdiv); 1213aa288248SMaxime Ripard *pll_rdiv = OV5640_PLL_ROOT_DIV; 1214aa288248SMaxime Ripard *bit_div = OV5640_BIT_DIV; 1215aa288248SMaxime Ripard *pclk_div = OV5640_PCLK_ROOT_DIV; 1216aa288248SMaxime Ripard 1217aa288248SMaxime Ripard return _rate / *pll_rdiv / *bit_div / *pclk_div; 1218aa288248SMaxime Ripard } 1219aa288248SMaxime Ripard 1220aa288248SMaxime Ripard static int ov5640_set_dvp_pclk(struct ov5640_dev *sensor, unsigned long rate) 1221aa288248SMaxime Ripard { 1222aa288248SMaxime Ripard u8 prediv, mult, sysdiv, pll_rdiv, bit_div, pclk_div; 1223aa288248SMaxime Ripard int ret; 1224aa288248SMaxime Ripard 1225aa288248SMaxime Ripard ov5640_calc_pclk(sensor, rate, &prediv, &mult, &sysdiv, &pll_rdiv, 1226aa288248SMaxime Ripard &bit_div, &pclk_div); 1227aa288248SMaxime Ripard 1228aa288248SMaxime Ripard if (bit_div == 2) 1229aa288248SMaxime Ripard bit_div = 8; 1230aa288248SMaxime Ripard 1231aa288248SMaxime Ripard ret = ov5640_mod_reg(sensor, OV5640_REG_SC_PLL_CTRL0, 1232aa288248SMaxime Ripard 0x0f, bit_div); 1233aa288248SMaxime Ripard if (ret) 1234aa288248SMaxime Ripard return ret; 1235aa288248SMaxime Ripard 1236aa288248SMaxime Ripard /* 1237aa288248SMaxime Ripard * We need to set sysdiv according to the clock, and to clear 1238aa288248SMaxime Ripard * the MIPI divider. 1239aa288248SMaxime Ripard */ 1240aa288248SMaxime Ripard ret = ov5640_mod_reg(sensor, OV5640_REG_SC_PLL_CTRL1, 1241aa288248SMaxime Ripard 0xff, sysdiv << 4); 1242aa288248SMaxime Ripard if (ret) 1243aa288248SMaxime Ripard return ret; 1244aa288248SMaxime Ripard 1245aa288248SMaxime Ripard ret = ov5640_mod_reg(sensor, OV5640_REG_SC_PLL_CTRL2, 1246aa288248SMaxime Ripard 0xff, mult); 1247aa288248SMaxime Ripard if (ret) 1248aa288248SMaxime Ripard return ret; 1249aa288248SMaxime Ripard 1250aa288248SMaxime Ripard ret = ov5640_mod_reg(sensor, OV5640_REG_SC_PLL_CTRL3, 1251aa288248SMaxime Ripard 0x1f, prediv | ((pll_rdiv - 1) << 4)); 1252aa288248SMaxime Ripard if (ret) 1253aa288248SMaxime Ripard return ret; 1254aa288248SMaxime Ripard 1255aa288248SMaxime Ripard return ov5640_mod_reg(sensor, OV5640_REG_SYS_ROOT_DIVIDER, 0x30, 1256aa288248SMaxime Ripard (ilog2(pclk_div) << 4)); 1257aa288248SMaxime Ripard } 1258aa288248SMaxime Ripard 125919a81c14SSteve Longerbeam /* download ov5640 settings to sensor through i2c */ 1260bad1774eSJacopo Mondi static int ov5640_set_timings(struct ov5640_dev *sensor, 1261bad1774eSJacopo Mondi const struct ov5640_mode_info *mode) 1262bad1774eSJacopo Mondi { 1263bad1774eSJacopo Mondi int ret; 1264bad1774eSJacopo Mondi 1265bad1774eSJacopo Mondi ret = ov5640_write_reg16(sensor, OV5640_REG_TIMING_DVPHO, mode->hact); 1266bad1774eSJacopo Mondi if (ret < 0) 1267bad1774eSJacopo Mondi return ret; 1268bad1774eSJacopo Mondi 1269bad1774eSJacopo Mondi ret = ov5640_write_reg16(sensor, OV5640_REG_TIMING_DVPVO, mode->vact); 1270bad1774eSJacopo Mondi if (ret < 0) 1271bad1774eSJacopo Mondi return ret; 1272bad1774eSJacopo Mondi 1273bad1774eSJacopo Mondi ret = ov5640_write_reg16(sensor, OV5640_REG_TIMING_HTS, mode->htot); 1274bad1774eSJacopo Mondi if (ret < 0) 1275bad1774eSJacopo Mondi return ret; 1276bad1774eSJacopo Mondi 1277bad1774eSJacopo Mondi return ov5640_write_reg16(sensor, OV5640_REG_TIMING_VTS, mode->vtot); 1278bad1774eSJacopo Mondi } 1279bad1774eSJacopo Mondi 128019a81c14SSteve Longerbeam static int ov5640_load_regs(struct ov5640_dev *sensor, 128119a81c14SSteve Longerbeam const struct ov5640_mode_info *mode) 128219a81c14SSteve Longerbeam { 128319a81c14SSteve Longerbeam const struct reg_value *regs = mode->reg_data; 128419a81c14SSteve Longerbeam unsigned int i; 128519a81c14SSteve Longerbeam u32 delay_ms; 128619a81c14SSteve Longerbeam u16 reg_addr; 128719a81c14SSteve Longerbeam u8 mask, val; 128819a81c14SSteve Longerbeam int ret = 0; 128919a81c14SSteve Longerbeam 129019a81c14SSteve Longerbeam for (i = 0; i < mode->reg_data_size; ++i, ++regs) { 129119a81c14SSteve Longerbeam delay_ms = regs->delay_ms; 129219a81c14SSteve Longerbeam reg_addr = regs->reg_addr; 129319a81c14SSteve Longerbeam val = regs->val; 129419a81c14SSteve Longerbeam mask = regs->mask; 129519a81c14SSteve Longerbeam 129619a81c14SSteve Longerbeam if (mask) 129719a81c14SSteve Longerbeam ret = ov5640_mod_reg(sensor, reg_addr, mask, val); 129819a81c14SSteve Longerbeam else 129919a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, reg_addr, val); 130019a81c14SSteve Longerbeam if (ret) 130119a81c14SSteve Longerbeam break; 130219a81c14SSteve Longerbeam 130319a81c14SSteve Longerbeam if (delay_ms) 130419a81c14SSteve Longerbeam usleep_range(1000 * delay_ms, 1000 * delay_ms + 100); 130519a81c14SSteve Longerbeam } 130619a81c14SSteve Longerbeam 1307bad1774eSJacopo Mondi return ov5640_set_timings(sensor, mode); 130819a81c14SSteve Longerbeam } 130919a81c14SSteve Longerbeam 1310dc29a1c1SHugues Fruchet static int ov5640_set_autoexposure(struct ov5640_dev *sensor, bool on) 1311dc29a1c1SHugues Fruchet { 1312dc29a1c1SHugues Fruchet return ov5640_mod_reg(sensor, OV5640_REG_AEC_PK_MANUAL, 1313dc29a1c1SHugues Fruchet BIT(0), on ? 0 : BIT(0)); 1314dc29a1c1SHugues Fruchet } 1315dc29a1c1SHugues Fruchet 131619a81c14SSteve Longerbeam /* read exposure, in number of line periods */ 131719a81c14SSteve Longerbeam static int ov5640_get_exposure(struct ov5640_dev *sensor) 131819a81c14SSteve Longerbeam { 131919a81c14SSteve Longerbeam int exp, ret; 132019a81c14SSteve Longerbeam u8 temp; 132119a81c14SSteve Longerbeam 132219a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_AEC_PK_EXPOSURE_HI, &temp); 132319a81c14SSteve Longerbeam if (ret) 132419a81c14SSteve Longerbeam return ret; 132519a81c14SSteve Longerbeam exp = ((int)temp & 0x0f) << 16; 132619a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_AEC_PK_EXPOSURE_MED, &temp); 132719a81c14SSteve Longerbeam if (ret) 132819a81c14SSteve Longerbeam return ret; 132919a81c14SSteve Longerbeam exp |= ((int)temp << 8); 133019a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_AEC_PK_EXPOSURE_LO, &temp); 133119a81c14SSteve Longerbeam if (ret) 133219a81c14SSteve Longerbeam return ret; 133319a81c14SSteve Longerbeam exp |= (int)temp; 133419a81c14SSteve Longerbeam 133519a81c14SSteve Longerbeam return exp >> 4; 133619a81c14SSteve Longerbeam } 133719a81c14SSteve Longerbeam 133819a81c14SSteve Longerbeam /* write exposure, given number of line periods */ 133919a81c14SSteve Longerbeam static int ov5640_set_exposure(struct ov5640_dev *sensor, u32 exposure) 134019a81c14SSteve Longerbeam { 134119a81c14SSteve Longerbeam int ret; 134219a81c14SSteve Longerbeam 134319a81c14SSteve Longerbeam exposure <<= 4; 134419a81c14SSteve Longerbeam 134519a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, 134619a81c14SSteve Longerbeam OV5640_REG_AEC_PK_EXPOSURE_LO, 134719a81c14SSteve Longerbeam exposure & 0xff); 134819a81c14SSteve Longerbeam if (ret) 134919a81c14SSteve Longerbeam return ret; 135019a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, 135119a81c14SSteve Longerbeam OV5640_REG_AEC_PK_EXPOSURE_MED, 135219a81c14SSteve Longerbeam (exposure >> 8) & 0xff); 135319a81c14SSteve Longerbeam if (ret) 135419a81c14SSteve Longerbeam return ret; 135519a81c14SSteve Longerbeam return ov5640_write_reg(sensor, 135619a81c14SSteve Longerbeam OV5640_REG_AEC_PK_EXPOSURE_HI, 135719a81c14SSteve Longerbeam (exposure >> 16) & 0x0f); 135819a81c14SSteve Longerbeam } 135919a81c14SSteve Longerbeam 136019a81c14SSteve Longerbeam static int ov5640_get_gain(struct ov5640_dev *sensor) 136119a81c14SSteve Longerbeam { 136219a81c14SSteve Longerbeam u16 gain; 136319a81c14SSteve Longerbeam int ret; 136419a81c14SSteve Longerbeam 136519a81c14SSteve Longerbeam ret = ov5640_read_reg16(sensor, OV5640_REG_AEC_PK_REAL_GAIN, &gain); 136619a81c14SSteve Longerbeam if (ret) 136719a81c14SSteve Longerbeam return ret; 136819a81c14SSteve Longerbeam 136919a81c14SSteve Longerbeam return gain & 0x3ff; 137019a81c14SSteve Longerbeam } 137119a81c14SSteve Longerbeam 13723cca8ef5SHugues Fruchet static int ov5640_set_gain(struct ov5640_dev *sensor, int gain) 13733cca8ef5SHugues Fruchet { 13743cca8ef5SHugues Fruchet return ov5640_write_reg16(sensor, OV5640_REG_AEC_PK_REAL_GAIN, 13753cca8ef5SHugues Fruchet (u16)gain & 0x3ff); 13763cca8ef5SHugues Fruchet } 13773cca8ef5SHugues Fruchet 13783cca8ef5SHugues Fruchet static int ov5640_set_autogain(struct ov5640_dev *sensor, bool on) 13793cca8ef5SHugues Fruchet { 13803cca8ef5SHugues Fruchet return ov5640_mod_reg(sensor, OV5640_REG_AEC_PK_MANUAL, 13813cca8ef5SHugues Fruchet BIT(1), on ? 0 : BIT(1)); 13823cca8ef5SHugues Fruchet } 13833cca8ef5SHugues Fruchet 1384f22996dbSHugues Fruchet static int ov5640_set_stream_dvp(struct ov5640_dev *sensor, bool on) 1385f22996dbSHugues Fruchet { 1386f22996dbSHugues Fruchet int ret; 1387f22996dbSHugues Fruchet unsigned int flags = sensor->ep.bus.parallel.flags; 1388f22996dbSHugues Fruchet u8 pclk_pol = 0; 1389f22996dbSHugues Fruchet u8 hsync_pol = 0; 1390f22996dbSHugues Fruchet u8 vsync_pol = 0; 1391f22996dbSHugues Fruchet 1392f22996dbSHugues Fruchet /* 1393f22996dbSHugues Fruchet * Note about parallel port configuration. 1394f22996dbSHugues Fruchet * 1395f22996dbSHugues Fruchet * When configured in parallel mode, the OV5640 will 1396f22996dbSHugues Fruchet * output 10 bits data on DVP data lines [9:0]. 1397f22996dbSHugues Fruchet * If only 8 bits data are wanted, the 8 bits data lines 1398f22996dbSHugues Fruchet * of the camera interface must be physically connected 1399f22996dbSHugues Fruchet * on the DVP data lines [9:2]. 1400f22996dbSHugues Fruchet * 1401f22996dbSHugues Fruchet * Control lines polarity can be configured through 1402f22996dbSHugues Fruchet * devicetree endpoint control lines properties. 1403f22996dbSHugues Fruchet * If no endpoint control lines properties are set, 1404f22996dbSHugues Fruchet * polarity will be as below: 1405f22996dbSHugues Fruchet * - VSYNC: active high 1406f22996dbSHugues Fruchet * - HREF: active low 1407f22996dbSHugues Fruchet * - PCLK: active low 1408f22996dbSHugues Fruchet */ 1409f22996dbSHugues Fruchet 1410f22996dbSHugues Fruchet if (on) { 1411f22996dbSHugues Fruchet /* 1412f22996dbSHugues Fruchet * reset MIPI PCLK/SERCLK divider 1413f22996dbSHugues Fruchet * 1414f22996dbSHugues Fruchet * SC PLL CONTRL1 0 1415f22996dbSHugues Fruchet * - [3..0]: MIPI PCLK/SERCLK divider 1416f22996dbSHugues Fruchet */ 1417f22996dbSHugues Fruchet ret = ov5640_mod_reg(sensor, OV5640_REG_SC_PLL_CTRL1, 0x0f, 0); 1418f22996dbSHugues Fruchet if (ret) 1419f22996dbSHugues Fruchet return ret; 1420f22996dbSHugues Fruchet 1421f22996dbSHugues Fruchet /* 1422f22996dbSHugues Fruchet * configure parallel port control lines polarity 1423f22996dbSHugues Fruchet * 1424f22996dbSHugues Fruchet * POLARITY CTRL0 1425f22996dbSHugues Fruchet * - [5]: PCLK polarity (0: active low, 1: active high) 1426f22996dbSHugues Fruchet * - [1]: HREF polarity (0: active low, 1: active high) 1427f22996dbSHugues Fruchet * - [0]: VSYNC polarity (mismatch here between 1428f22996dbSHugues Fruchet * datasheet and hardware, 0 is active high 1429f22996dbSHugues Fruchet * and 1 is active low...) 1430f22996dbSHugues Fruchet */ 1431f22996dbSHugues Fruchet if (flags & V4L2_MBUS_PCLK_SAMPLE_RISING) 1432f22996dbSHugues Fruchet pclk_pol = 1; 1433f22996dbSHugues Fruchet if (flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH) 1434f22996dbSHugues Fruchet hsync_pol = 1; 1435f22996dbSHugues Fruchet if (flags & V4L2_MBUS_VSYNC_ACTIVE_LOW) 1436f22996dbSHugues Fruchet vsync_pol = 1; 1437f22996dbSHugues Fruchet 1438f22996dbSHugues Fruchet ret = ov5640_write_reg(sensor, 1439f22996dbSHugues Fruchet OV5640_REG_POLARITY_CTRL00, 1440f22996dbSHugues Fruchet (pclk_pol << 5) | 1441f22996dbSHugues Fruchet (hsync_pol << 1) | 1442f22996dbSHugues Fruchet vsync_pol); 1443f22996dbSHugues Fruchet 1444f22996dbSHugues Fruchet if (ret) 1445f22996dbSHugues Fruchet return ret; 1446f22996dbSHugues Fruchet } 1447f22996dbSHugues Fruchet 1448f22996dbSHugues Fruchet /* 1449f22996dbSHugues Fruchet * powerdown MIPI TX/RX PHY & disable MIPI 1450f22996dbSHugues Fruchet * 1451f22996dbSHugues Fruchet * MIPI CONTROL 00 1452f22996dbSHugues Fruchet * 4: PWDN PHY TX 1453f22996dbSHugues Fruchet * 3: PWDN PHY RX 1454f22996dbSHugues Fruchet * 2: MIPI enable 1455f22996dbSHugues Fruchet */ 1456f22996dbSHugues Fruchet ret = ov5640_write_reg(sensor, 1457f22996dbSHugues Fruchet OV5640_REG_IO_MIPI_CTRL00, on ? 0x18 : 0); 1458f22996dbSHugues Fruchet if (ret) 1459f22996dbSHugues Fruchet return ret; 1460f22996dbSHugues Fruchet 1461f22996dbSHugues Fruchet /* 1462f22996dbSHugues Fruchet * enable VSYNC/HREF/PCLK DVP control lines 1463f22996dbSHugues Fruchet * & D[9:6] DVP data lines 1464f22996dbSHugues Fruchet * 1465f22996dbSHugues Fruchet * PAD OUTPUT ENABLE 01 1466f22996dbSHugues Fruchet * - 6: VSYNC output enable 1467f22996dbSHugues Fruchet * - 5: HREF output enable 1468f22996dbSHugues Fruchet * - 4: PCLK output enable 1469f22996dbSHugues Fruchet * - [3:0]: D[9:6] output enable 1470f22996dbSHugues Fruchet */ 1471f22996dbSHugues Fruchet ret = ov5640_write_reg(sensor, 1472f22996dbSHugues Fruchet OV5640_REG_PAD_OUTPUT_ENABLE01, 1473f22996dbSHugues Fruchet on ? 0x7f : 0); 1474f22996dbSHugues Fruchet if (ret) 1475f22996dbSHugues Fruchet return ret; 1476f22996dbSHugues Fruchet 1477f22996dbSHugues Fruchet /* 1478f22996dbSHugues Fruchet * enable D[5:0] DVP data lines 1479f22996dbSHugues Fruchet * 1480f22996dbSHugues Fruchet * PAD OUTPUT ENABLE 02 1481f22996dbSHugues Fruchet * - [7:2]: D[5:0] output enable 1482f22996dbSHugues Fruchet */ 1483f22996dbSHugues Fruchet return ov5640_write_reg(sensor, 1484f22996dbSHugues Fruchet OV5640_REG_PAD_OUTPUT_ENABLE02, 1485f22996dbSHugues Fruchet on ? 0xfc : 0); 1486f22996dbSHugues Fruchet } 1487f22996dbSHugues Fruchet 1488f22996dbSHugues Fruchet static int ov5640_set_stream_mipi(struct ov5640_dev *sensor, bool on) 148919a81c14SSteve Longerbeam { 149019a81c14SSteve Longerbeam int ret; 149119a81c14SSteve Longerbeam 1492aa4bb8b8SJacopo Mondi /* 1493aa4bb8b8SJacopo Mondi * Enable/disable the MIPI interface 1494aa4bb8b8SJacopo Mondi * 1495aa4bb8b8SJacopo Mondi * 0x300e = on ? 0x45 : 0x40 1496aa4bb8b8SJacopo Mondi * 1497aa4bb8b8SJacopo Mondi * FIXME: the sensor manual (version 2.03) reports 1498aa4bb8b8SJacopo Mondi * [7:5] = 000 : 1 data lane mode 1499aa4bb8b8SJacopo Mondi * [7:5] = 001 : 2 data lanes mode 1500aa4bb8b8SJacopo Mondi * But this settings do not work, while the following ones 1501aa4bb8b8SJacopo Mondi * have been validated for 2 data lanes mode. 1502aa4bb8b8SJacopo Mondi * 1503aa4bb8b8SJacopo Mondi * [7:5] = 010 : 2 data lanes mode 1504aa4bb8b8SJacopo Mondi * [4] = 0 : Power up MIPI HS Tx 1505aa4bb8b8SJacopo Mondi * [3] = 0 : Power up MIPI LS Rx 1506aa4bb8b8SJacopo Mondi * [2] = 1/0 : MIPI interface enable/disable 1507aa4bb8b8SJacopo Mondi * [1:0] = 01/00: FIXME: 'debug' 1508aa4bb8b8SJacopo Mondi */ 1509aa4bb8b8SJacopo Mondi ret = ov5640_write_reg(sensor, OV5640_REG_IO_MIPI_CTRL00, 1510aa4bb8b8SJacopo Mondi on ? 0x45 : 0x40); 151119a81c14SSteve Longerbeam if (ret) 151219a81c14SSteve Longerbeam return ret; 151319a81c14SSteve Longerbeam 151419a81c14SSteve Longerbeam return ov5640_write_reg(sensor, OV5640_REG_FRAME_CTRL01, 151519a81c14SSteve Longerbeam on ? 0x00 : 0x0f); 151619a81c14SSteve Longerbeam } 151719a81c14SSteve Longerbeam 151819a81c14SSteve Longerbeam static int ov5640_get_sysclk(struct ov5640_dev *sensor) 151919a81c14SSteve Longerbeam { 152019a81c14SSteve Longerbeam /* calculate sysclk */ 152119a81c14SSteve Longerbeam u32 xvclk = sensor->xclk_freq / 10000; 152219a81c14SSteve Longerbeam u32 multiplier, prediv, VCO, sysdiv, pll_rdiv; 152319a81c14SSteve Longerbeam u32 sclk_rdiv_map[] = {1, 2, 4, 8}; 152419a81c14SSteve Longerbeam u32 bit_div2x = 1, sclk_rdiv, sysclk; 152519a81c14SSteve Longerbeam u8 temp1, temp2; 152619a81c14SSteve Longerbeam int ret; 152719a81c14SSteve Longerbeam 152819a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL0, &temp1); 152919a81c14SSteve Longerbeam if (ret) 153019a81c14SSteve Longerbeam return ret; 153119a81c14SSteve Longerbeam temp2 = temp1 & 0x0f; 153219a81c14SSteve Longerbeam if (temp2 == 8 || temp2 == 10) 153319a81c14SSteve Longerbeam bit_div2x = temp2 / 2; 153419a81c14SSteve Longerbeam 153519a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL1, &temp1); 153619a81c14SSteve Longerbeam if (ret) 153719a81c14SSteve Longerbeam return ret; 153819a81c14SSteve Longerbeam sysdiv = temp1 >> 4; 153919a81c14SSteve Longerbeam if (sysdiv == 0) 154019a81c14SSteve Longerbeam sysdiv = 16; 154119a81c14SSteve Longerbeam 154219a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL2, &temp1); 154319a81c14SSteve Longerbeam if (ret) 154419a81c14SSteve Longerbeam return ret; 154519a81c14SSteve Longerbeam multiplier = temp1; 154619a81c14SSteve Longerbeam 154719a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL3, &temp1); 154819a81c14SSteve Longerbeam if (ret) 154919a81c14SSteve Longerbeam return ret; 155019a81c14SSteve Longerbeam prediv = temp1 & 0x0f; 155119a81c14SSteve Longerbeam pll_rdiv = ((temp1 >> 4) & 0x01) + 1; 155219a81c14SSteve Longerbeam 155319a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_SYS_ROOT_DIVIDER, &temp1); 155419a81c14SSteve Longerbeam if (ret) 155519a81c14SSteve Longerbeam return ret; 155619a81c14SSteve Longerbeam temp2 = temp1 & 0x03; 155719a81c14SSteve Longerbeam sclk_rdiv = sclk_rdiv_map[temp2]; 155819a81c14SSteve Longerbeam 155919a81c14SSteve Longerbeam if (!prediv || !sysdiv || !pll_rdiv || !bit_div2x) 156019a81c14SSteve Longerbeam return -EINVAL; 156119a81c14SSteve Longerbeam 156219a81c14SSteve Longerbeam VCO = xvclk * multiplier / prediv; 156319a81c14SSteve Longerbeam 156419a81c14SSteve Longerbeam sysclk = VCO / sysdiv / pll_rdiv * 2 / bit_div2x / sclk_rdiv; 156519a81c14SSteve Longerbeam 156619a81c14SSteve Longerbeam return sysclk; 156719a81c14SSteve Longerbeam } 156819a81c14SSteve Longerbeam 156919a81c14SSteve Longerbeam static int ov5640_set_night_mode(struct ov5640_dev *sensor) 157019a81c14SSteve Longerbeam { 157119a81c14SSteve Longerbeam /* read HTS from register settings */ 157219a81c14SSteve Longerbeam u8 mode; 157319a81c14SSteve Longerbeam int ret; 157419a81c14SSteve Longerbeam 157519a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_AEC_CTRL00, &mode); 157619a81c14SSteve Longerbeam if (ret) 157719a81c14SSteve Longerbeam return ret; 157819a81c14SSteve Longerbeam mode &= 0xfb; 157919a81c14SSteve Longerbeam return ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL00, mode); 158019a81c14SSteve Longerbeam } 158119a81c14SSteve Longerbeam 158219a81c14SSteve Longerbeam static int ov5640_get_hts(struct ov5640_dev *sensor) 158319a81c14SSteve Longerbeam { 158419a81c14SSteve Longerbeam /* read HTS from register settings */ 158519a81c14SSteve Longerbeam u16 hts; 158619a81c14SSteve Longerbeam int ret; 158719a81c14SSteve Longerbeam 158819a81c14SSteve Longerbeam ret = ov5640_read_reg16(sensor, OV5640_REG_TIMING_HTS, &hts); 158919a81c14SSteve Longerbeam if (ret) 159019a81c14SSteve Longerbeam return ret; 159119a81c14SSteve Longerbeam return hts; 159219a81c14SSteve Longerbeam } 159319a81c14SSteve Longerbeam 159419a81c14SSteve Longerbeam static int ov5640_get_vts(struct ov5640_dev *sensor) 159519a81c14SSteve Longerbeam { 159619a81c14SSteve Longerbeam u16 vts; 159719a81c14SSteve Longerbeam int ret; 159819a81c14SSteve Longerbeam 159919a81c14SSteve Longerbeam ret = ov5640_read_reg16(sensor, OV5640_REG_TIMING_VTS, &vts); 160019a81c14SSteve Longerbeam if (ret) 160119a81c14SSteve Longerbeam return ret; 160219a81c14SSteve Longerbeam return vts; 160319a81c14SSteve Longerbeam } 160419a81c14SSteve Longerbeam 160519a81c14SSteve Longerbeam static int ov5640_set_vts(struct ov5640_dev *sensor, int vts) 160619a81c14SSteve Longerbeam { 160719a81c14SSteve Longerbeam return ov5640_write_reg16(sensor, OV5640_REG_TIMING_VTS, vts); 160819a81c14SSteve Longerbeam } 160919a81c14SSteve Longerbeam 161019a81c14SSteve Longerbeam static int ov5640_get_light_freq(struct ov5640_dev *sensor) 161119a81c14SSteve Longerbeam { 161219a81c14SSteve Longerbeam /* get banding filter value */ 161319a81c14SSteve Longerbeam int ret, light_freq = 0; 161419a81c14SSteve Longerbeam u8 temp, temp1; 161519a81c14SSteve Longerbeam 161619a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_HZ5060_CTRL01, &temp); 161719a81c14SSteve Longerbeam if (ret) 161819a81c14SSteve Longerbeam return ret; 161919a81c14SSteve Longerbeam 162019a81c14SSteve Longerbeam if (temp & 0x80) { 162119a81c14SSteve Longerbeam /* manual */ 162219a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_HZ5060_CTRL00, 162319a81c14SSteve Longerbeam &temp1); 162419a81c14SSteve Longerbeam if (ret) 162519a81c14SSteve Longerbeam return ret; 162619a81c14SSteve Longerbeam if (temp1 & 0x04) { 162719a81c14SSteve Longerbeam /* 50Hz */ 162819a81c14SSteve Longerbeam light_freq = 50; 162919a81c14SSteve Longerbeam } else { 163019a81c14SSteve Longerbeam /* 60Hz */ 163119a81c14SSteve Longerbeam light_freq = 60; 163219a81c14SSteve Longerbeam } 163319a81c14SSteve Longerbeam } else { 163419a81c14SSteve Longerbeam /* auto */ 163519a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_SIGMADELTA_CTRL0C, 163619a81c14SSteve Longerbeam &temp1); 163719a81c14SSteve Longerbeam if (ret) 163819a81c14SSteve Longerbeam return ret; 163919a81c14SSteve Longerbeam 164019a81c14SSteve Longerbeam if (temp1 & 0x01) { 164119a81c14SSteve Longerbeam /* 50Hz */ 164219a81c14SSteve Longerbeam light_freq = 50; 164319a81c14SSteve Longerbeam } else { 164419a81c14SSteve Longerbeam /* 60Hz */ 164519a81c14SSteve Longerbeam } 164619a81c14SSteve Longerbeam } 164719a81c14SSteve Longerbeam 164819a81c14SSteve Longerbeam return light_freq; 164919a81c14SSteve Longerbeam } 165019a81c14SSteve Longerbeam 165119a81c14SSteve Longerbeam static int ov5640_set_bandingfilter(struct ov5640_dev *sensor) 165219a81c14SSteve Longerbeam { 165319a81c14SSteve Longerbeam u32 band_step60, max_band60, band_step50, max_band50, prev_vts; 165419a81c14SSteve Longerbeam int ret; 165519a81c14SSteve Longerbeam 165619a81c14SSteve Longerbeam /* read preview PCLK */ 165719a81c14SSteve Longerbeam ret = ov5640_get_sysclk(sensor); 165819a81c14SSteve Longerbeam if (ret < 0) 165919a81c14SSteve Longerbeam return ret; 166019a81c14SSteve Longerbeam if (ret == 0) 166119a81c14SSteve Longerbeam return -EINVAL; 166219a81c14SSteve Longerbeam sensor->prev_sysclk = ret; 166319a81c14SSteve Longerbeam /* read preview HTS */ 166419a81c14SSteve Longerbeam ret = ov5640_get_hts(sensor); 166519a81c14SSteve Longerbeam if (ret < 0) 166619a81c14SSteve Longerbeam return ret; 166719a81c14SSteve Longerbeam if (ret == 0) 166819a81c14SSteve Longerbeam return -EINVAL; 166919a81c14SSteve Longerbeam sensor->prev_hts = ret; 167019a81c14SSteve Longerbeam 167119a81c14SSteve Longerbeam /* read preview VTS */ 167219a81c14SSteve Longerbeam ret = ov5640_get_vts(sensor); 167319a81c14SSteve Longerbeam if (ret < 0) 167419a81c14SSteve Longerbeam return ret; 167519a81c14SSteve Longerbeam prev_vts = ret; 167619a81c14SSteve Longerbeam 167719a81c14SSteve Longerbeam /* calculate banding filter */ 167819a81c14SSteve Longerbeam /* 60Hz */ 167919a81c14SSteve Longerbeam band_step60 = sensor->prev_sysclk * 100 / sensor->prev_hts * 100 / 120; 168019a81c14SSteve Longerbeam ret = ov5640_write_reg16(sensor, OV5640_REG_AEC_B60_STEP, band_step60); 168119a81c14SSteve Longerbeam if (ret) 168219a81c14SSteve Longerbeam return ret; 168319a81c14SSteve Longerbeam if (!band_step60) 168419a81c14SSteve Longerbeam return -EINVAL; 168519a81c14SSteve Longerbeam max_band60 = (int)((prev_vts - 4) / band_step60); 168619a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL0D, max_band60); 168719a81c14SSteve Longerbeam if (ret) 168819a81c14SSteve Longerbeam return ret; 168919a81c14SSteve Longerbeam 169019a81c14SSteve Longerbeam /* 50Hz */ 169119a81c14SSteve Longerbeam band_step50 = sensor->prev_sysclk * 100 / sensor->prev_hts; 169219a81c14SSteve Longerbeam ret = ov5640_write_reg16(sensor, OV5640_REG_AEC_B50_STEP, band_step50); 169319a81c14SSteve Longerbeam if (ret) 169419a81c14SSteve Longerbeam return ret; 169519a81c14SSteve Longerbeam if (!band_step50) 169619a81c14SSteve Longerbeam return -EINVAL; 169719a81c14SSteve Longerbeam max_band50 = (int)((prev_vts - 4) / band_step50); 169819a81c14SSteve Longerbeam return ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL0E, max_band50); 169919a81c14SSteve Longerbeam } 170019a81c14SSteve Longerbeam 170119a81c14SSteve Longerbeam static int ov5640_set_ae_target(struct ov5640_dev *sensor, int target) 170219a81c14SSteve Longerbeam { 170319a81c14SSteve Longerbeam /* stable in high */ 170419a81c14SSteve Longerbeam u32 fast_high, fast_low; 170519a81c14SSteve Longerbeam int ret; 170619a81c14SSteve Longerbeam 170719a81c14SSteve Longerbeam sensor->ae_low = target * 23 / 25; /* 0.92 */ 170819a81c14SSteve Longerbeam sensor->ae_high = target * 27 / 25; /* 1.08 */ 170919a81c14SSteve Longerbeam 171019a81c14SSteve Longerbeam fast_high = sensor->ae_high << 1; 171119a81c14SSteve Longerbeam if (fast_high > 255) 171219a81c14SSteve Longerbeam fast_high = 255; 171319a81c14SSteve Longerbeam 171419a81c14SSteve Longerbeam fast_low = sensor->ae_low >> 1; 171519a81c14SSteve Longerbeam 171619a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL0F, sensor->ae_high); 171719a81c14SSteve Longerbeam if (ret) 171819a81c14SSteve Longerbeam return ret; 171919a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL10, sensor->ae_low); 172019a81c14SSteve Longerbeam if (ret) 172119a81c14SSteve Longerbeam return ret; 172219a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL1B, sensor->ae_high); 172319a81c14SSteve Longerbeam if (ret) 172419a81c14SSteve Longerbeam return ret; 172519a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL1E, sensor->ae_low); 172619a81c14SSteve Longerbeam if (ret) 172719a81c14SSteve Longerbeam return ret; 172819a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL11, fast_high); 172919a81c14SSteve Longerbeam if (ret) 173019a81c14SSteve Longerbeam return ret; 173119a81c14SSteve Longerbeam return ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL1F, fast_low); 173219a81c14SSteve Longerbeam } 173319a81c14SSteve Longerbeam 1734c2c3f42dSHugues Fruchet static int ov5640_get_binning(struct ov5640_dev *sensor) 173519a81c14SSteve Longerbeam { 173619a81c14SSteve Longerbeam u8 temp; 173719a81c14SSteve Longerbeam int ret; 173819a81c14SSteve Longerbeam 173919a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_TIMING_TC_REG21, &temp); 174019a81c14SSteve Longerbeam if (ret) 174119a81c14SSteve Longerbeam return ret; 1742c2c3f42dSHugues Fruchet 1743c2c3f42dSHugues Fruchet return temp & BIT(0); 174419a81c14SSteve Longerbeam } 174519a81c14SSteve Longerbeam 1746ce85705aSHugues Fruchet static int ov5640_set_binning(struct ov5640_dev *sensor, bool enable) 1747ce85705aSHugues Fruchet { 1748ce85705aSHugues Fruchet int ret; 1749ce85705aSHugues Fruchet 1750ce85705aSHugues Fruchet /* 1751ce85705aSHugues Fruchet * TIMING TC REG21: 1752ce85705aSHugues Fruchet * - [0]: Horizontal binning enable 1753ce85705aSHugues Fruchet */ 1754ce85705aSHugues Fruchet ret = ov5640_mod_reg(sensor, OV5640_REG_TIMING_TC_REG21, 1755ce85705aSHugues Fruchet BIT(0), enable ? BIT(0) : 0); 1756ce85705aSHugues Fruchet if (ret) 1757ce85705aSHugues Fruchet return ret; 1758ce85705aSHugues Fruchet /* 1759ce85705aSHugues Fruchet * TIMING TC REG20: 1760ce85705aSHugues Fruchet * - [0]: Undocumented, but hardcoded init sequences 1761ce85705aSHugues Fruchet * are always setting REG21/REG20 bit 0 to same value... 1762ce85705aSHugues Fruchet */ 1763ce85705aSHugues Fruchet return ov5640_mod_reg(sensor, OV5640_REG_TIMING_TC_REG20, 1764ce85705aSHugues Fruchet BIT(0), enable ? BIT(0) : 0); 1765ce85705aSHugues Fruchet } 1766ce85705aSHugues Fruchet 176719a81c14SSteve Longerbeam static int ov5640_set_virtual_channel(struct ov5640_dev *sensor) 176819a81c14SSteve Longerbeam { 17698670d70aSHugues Fruchet struct i2c_client *client = sensor->i2c_client; 177019a81c14SSteve Longerbeam u8 temp, channel = virtual_channel; 177119a81c14SSteve Longerbeam int ret; 177219a81c14SSteve Longerbeam 17738670d70aSHugues Fruchet if (channel > 3) { 17748670d70aSHugues Fruchet dev_err(&client->dev, 17758670d70aSHugues Fruchet "%s: wrong virtual_channel parameter, expected (0..3), got %d\n", 17768670d70aSHugues Fruchet __func__, channel); 177719a81c14SSteve Longerbeam return -EINVAL; 17788670d70aSHugues Fruchet } 177919a81c14SSteve Longerbeam 178019a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_DEBUG_MODE, &temp); 178119a81c14SSteve Longerbeam if (ret) 178219a81c14SSteve Longerbeam return ret; 178319a81c14SSteve Longerbeam temp &= ~(3 << 6); 178419a81c14SSteve Longerbeam temp |= (channel << 6); 178519a81c14SSteve Longerbeam return ov5640_write_reg(sensor, OV5640_REG_DEBUG_MODE, temp); 178619a81c14SSteve Longerbeam } 178719a81c14SSteve Longerbeam 178819a81c14SSteve Longerbeam static const struct ov5640_mode_info * 178919a81c14SSteve Longerbeam ov5640_find_mode(struct ov5640_dev *sensor, enum ov5640_frame_rate fr, 179019a81c14SSteve Longerbeam int width, int height, bool nearest) 179119a81c14SSteve Longerbeam { 17923c4a7372SHugues Fruchet const struct ov5640_mode_info *mode; 179319a81c14SSteve Longerbeam 17943c4a7372SHugues Fruchet mode = v4l2_find_nearest_size(ov5640_mode_data[fr], 17953c4a7372SHugues Fruchet ARRAY_SIZE(ov5640_mode_data[fr]), 17963c4a7372SHugues Fruchet hact, vact, 17973c4a7372SHugues Fruchet width, height); 179819a81c14SSteve Longerbeam 17993c4a7372SHugues Fruchet if (!mode || 18003c4a7372SHugues Fruchet (!nearest && (mode->hact != width || mode->vact != height))) 18013c4a7372SHugues Fruchet return NULL; 180219a81c14SSteve Longerbeam 180319a81c14SSteve Longerbeam return mode; 180419a81c14SSteve Longerbeam } 180519a81c14SSteve Longerbeam 180619a81c14SSteve Longerbeam /* 180719a81c14SSteve Longerbeam * sensor changes between scaling and subsampling, go through 180819a81c14SSteve Longerbeam * exposure calculation 180919a81c14SSteve Longerbeam */ 181041d8d7f5SHugues Fruchet static int ov5640_set_mode_exposure_calc(struct ov5640_dev *sensor, 181141d8d7f5SHugues Fruchet const struct ov5640_mode_info *mode) 181219a81c14SSteve Longerbeam { 181319a81c14SSteve Longerbeam u32 prev_shutter, prev_gain16; 181419a81c14SSteve Longerbeam u32 cap_shutter, cap_gain16; 181519a81c14SSteve Longerbeam u32 cap_sysclk, cap_hts, cap_vts; 181619a81c14SSteve Longerbeam u32 light_freq, cap_bandfilt, cap_maxband; 181719a81c14SSteve Longerbeam u32 cap_gain16_shutter; 181819a81c14SSteve Longerbeam u8 average; 181919a81c14SSteve Longerbeam int ret; 182019a81c14SSteve Longerbeam 182141d8d7f5SHugues Fruchet if (!mode->reg_data) 182219a81c14SSteve Longerbeam return -EINVAL; 182319a81c14SSteve Longerbeam 182419a81c14SSteve Longerbeam /* read preview shutter */ 182519a81c14SSteve Longerbeam ret = ov5640_get_exposure(sensor); 182619a81c14SSteve Longerbeam if (ret < 0) 182719a81c14SSteve Longerbeam return ret; 182819a81c14SSteve Longerbeam prev_shutter = ret; 1829c2c3f42dSHugues Fruchet ret = ov5640_get_binning(sensor); 183019a81c14SSteve Longerbeam if (ret < 0) 183119a81c14SSteve Longerbeam return ret; 183219a81c14SSteve Longerbeam if (ret && mode->id != OV5640_MODE_720P_1280_720 && 183319a81c14SSteve Longerbeam mode->id != OV5640_MODE_1080P_1920_1080) 183419a81c14SSteve Longerbeam prev_shutter *= 2; 183519a81c14SSteve Longerbeam 183619a81c14SSteve Longerbeam /* read preview gain */ 183719a81c14SSteve Longerbeam ret = ov5640_get_gain(sensor); 183819a81c14SSteve Longerbeam if (ret < 0) 183919a81c14SSteve Longerbeam return ret; 184019a81c14SSteve Longerbeam prev_gain16 = ret; 184119a81c14SSteve Longerbeam 184219a81c14SSteve Longerbeam /* get average */ 184319a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_AVG_READOUT, &average); 184419a81c14SSteve Longerbeam if (ret) 184519a81c14SSteve Longerbeam return ret; 184619a81c14SSteve Longerbeam 184719a81c14SSteve Longerbeam /* turn off night mode for capture */ 184819a81c14SSteve Longerbeam ret = ov5640_set_night_mode(sensor); 184919a81c14SSteve Longerbeam if (ret < 0) 185019a81c14SSteve Longerbeam return ret; 185119a81c14SSteve Longerbeam 185219a81c14SSteve Longerbeam /* Write capture setting */ 185319a81c14SSteve Longerbeam ret = ov5640_load_regs(sensor, mode); 185419a81c14SSteve Longerbeam if (ret < 0) 185519a81c14SSteve Longerbeam return ret; 185619a81c14SSteve Longerbeam 185719a81c14SSteve Longerbeam /* read capture VTS */ 185819a81c14SSteve Longerbeam ret = ov5640_get_vts(sensor); 185919a81c14SSteve Longerbeam if (ret < 0) 186019a81c14SSteve Longerbeam return ret; 186119a81c14SSteve Longerbeam cap_vts = ret; 186219a81c14SSteve Longerbeam ret = ov5640_get_hts(sensor); 186319a81c14SSteve Longerbeam if (ret < 0) 186419a81c14SSteve Longerbeam return ret; 186519a81c14SSteve Longerbeam if (ret == 0) 186619a81c14SSteve Longerbeam return -EINVAL; 186719a81c14SSteve Longerbeam cap_hts = ret; 186819a81c14SSteve Longerbeam 186919a81c14SSteve Longerbeam ret = ov5640_get_sysclk(sensor); 187019a81c14SSteve Longerbeam if (ret < 0) 187119a81c14SSteve Longerbeam return ret; 187219a81c14SSteve Longerbeam if (ret == 0) 187319a81c14SSteve Longerbeam return -EINVAL; 187419a81c14SSteve Longerbeam cap_sysclk = ret; 187519a81c14SSteve Longerbeam 187619a81c14SSteve Longerbeam /* calculate capture banding filter */ 187719a81c14SSteve Longerbeam ret = ov5640_get_light_freq(sensor); 187819a81c14SSteve Longerbeam if (ret < 0) 187919a81c14SSteve Longerbeam return ret; 188019a81c14SSteve Longerbeam light_freq = ret; 188119a81c14SSteve Longerbeam 188219a81c14SSteve Longerbeam if (light_freq == 60) { 188319a81c14SSteve Longerbeam /* 60Hz */ 188419a81c14SSteve Longerbeam cap_bandfilt = cap_sysclk * 100 / cap_hts * 100 / 120; 188519a81c14SSteve Longerbeam } else { 188619a81c14SSteve Longerbeam /* 50Hz */ 188719a81c14SSteve Longerbeam cap_bandfilt = cap_sysclk * 100 / cap_hts; 188819a81c14SSteve Longerbeam } 188919a81c14SSteve Longerbeam 189019a81c14SSteve Longerbeam if (!sensor->prev_sysclk) { 189119a81c14SSteve Longerbeam ret = ov5640_get_sysclk(sensor); 189219a81c14SSteve Longerbeam if (ret < 0) 189319a81c14SSteve Longerbeam return ret; 189419a81c14SSteve Longerbeam if (ret == 0) 189519a81c14SSteve Longerbeam return -EINVAL; 189619a81c14SSteve Longerbeam sensor->prev_sysclk = ret; 189719a81c14SSteve Longerbeam } 189819a81c14SSteve Longerbeam 189919a81c14SSteve Longerbeam if (!cap_bandfilt) 190019a81c14SSteve Longerbeam return -EINVAL; 190119a81c14SSteve Longerbeam 190219a81c14SSteve Longerbeam cap_maxband = (int)((cap_vts - 4) / cap_bandfilt); 190319a81c14SSteve Longerbeam 190419a81c14SSteve Longerbeam /* calculate capture shutter/gain16 */ 190519a81c14SSteve Longerbeam if (average > sensor->ae_low && average < sensor->ae_high) { 190619a81c14SSteve Longerbeam /* in stable range */ 190719a81c14SSteve Longerbeam cap_gain16_shutter = 190819a81c14SSteve Longerbeam prev_gain16 * prev_shutter * 190919a81c14SSteve Longerbeam cap_sysclk / sensor->prev_sysclk * 191019a81c14SSteve Longerbeam sensor->prev_hts / cap_hts * 191119a81c14SSteve Longerbeam sensor->ae_target / average; 191219a81c14SSteve Longerbeam } else { 191319a81c14SSteve Longerbeam cap_gain16_shutter = 191419a81c14SSteve Longerbeam prev_gain16 * prev_shutter * 191519a81c14SSteve Longerbeam cap_sysclk / sensor->prev_sysclk * 191619a81c14SSteve Longerbeam sensor->prev_hts / cap_hts; 191719a81c14SSteve Longerbeam } 191819a81c14SSteve Longerbeam 191919a81c14SSteve Longerbeam /* gain to shutter */ 192019a81c14SSteve Longerbeam if (cap_gain16_shutter < (cap_bandfilt * 16)) { 192119a81c14SSteve Longerbeam /* shutter < 1/100 */ 192219a81c14SSteve Longerbeam cap_shutter = cap_gain16_shutter / 16; 192319a81c14SSteve Longerbeam if (cap_shutter < 1) 192419a81c14SSteve Longerbeam cap_shutter = 1; 192519a81c14SSteve Longerbeam 192619a81c14SSteve Longerbeam cap_gain16 = cap_gain16_shutter / cap_shutter; 192719a81c14SSteve Longerbeam if (cap_gain16 < 16) 192819a81c14SSteve Longerbeam cap_gain16 = 16; 192919a81c14SSteve Longerbeam } else { 193019a81c14SSteve Longerbeam if (cap_gain16_shutter > (cap_bandfilt * cap_maxband * 16)) { 193119a81c14SSteve Longerbeam /* exposure reach max */ 193219a81c14SSteve Longerbeam cap_shutter = cap_bandfilt * cap_maxband; 193319a81c14SSteve Longerbeam if (!cap_shutter) 193419a81c14SSteve Longerbeam return -EINVAL; 193519a81c14SSteve Longerbeam 193619a81c14SSteve Longerbeam cap_gain16 = cap_gain16_shutter / cap_shutter; 193719a81c14SSteve Longerbeam } else { 193819a81c14SSteve Longerbeam /* 1/100 < (cap_shutter = n/100) =< max */ 193919a81c14SSteve Longerbeam cap_shutter = 194019a81c14SSteve Longerbeam ((int)(cap_gain16_shutter / 16 / cap_bandfilt)) 194119a81c14SSteve Longerbeam * cap_bandfilt; 194219a81c14SSteve Longerbeam if (!cap_shutter) 194319a81c14SSteve Longerbeam return -EINVAL; 194419a81c14SSteve Longerbeam 194519a81c14SSteve Longerbeam cap_gain16 = cap_gain16_shutter / cap_shutter; 194619a81c14SSteve Longerbeam } 194719a81c14SSteve Longerbeam } 194819a81c14SSteve Longerbeam 194919a81c14SSteve Longerbeam /* set capture gain */ 19503cca8ef5SHugues Fruchet ret = ov5640_set_gain(sensor, cap_gain16); 195119a81c14SSteve Longerbeam if (ret) 195219a81c14SSteve Longerbeam return ret; 195319a81c14SSteve Longerbeam 195419a81c14SSteve Longerbeam /* write capture shutter */ 195519a81c14SSteve Longerbeam if (cap_shutter > (cap_vts - 4)) { 195619a81c14SSteve Longerbeam cap_vts = cap_shutter + 4; 195719a81c14SSteve Longerbeam ret = ov5640_set_vts(sensor, cap_vts); 195819a81c14SSteve Longerbeam if (ret < 0) 195919a81c14SSteve Longerbeam return ret; 196019a81c14SSteve Longerbeam } 196119a81c14SSteve Longerbeam 196219a81c14SSteve Longerbeam /* set exposure */ 19633cca8ef5SHugues Fruchet return ov5640_set_exposure(sensor, cap_shutter); 196419a81c14SSteve Longerbeam } 196519a81c14SSteve Longerbeam 196619a81c14SSteve Longerbeam /* 196719a81c14SSteve Longerbeam * if sensor changes inside scaling or subsampling 196819a81c14SSteve Longerbeam * change mode directly 196919a81c14SSteve Longerbeam */ 197019a81c14SSteve Longerbeam static int ov5640_set_mode_direct(struct ov5640_dev *sensor, 19713cca8ef5SHugues Fruchet const struct ov5640_mode_info *mode) 197219a81c14SSteve Longerbeam { 197341d8d7f5SHugues Fruchet if (!mode->reg_data) 197419a81c14SSteve Longerbeam return -EINVAL; 197519a81c14SSteve Longerbeam 197619a81c14SSteve Longerbeam /* Write capture setting */ 19773cca8ef5SHugues Fruchet return ov5640_load_regs(sensor, mode); 197819a81c14SSteve Longerbeam } 197919a81c14SSteve Longerbeam 1980985cdcb0SHugues Fruchet static int ov5640_set_mode(struct ov5640_dev *sensor) 198119a81c14SSteve Longerbeam { 198219a81c14SSteve Longerbeam const struct ov5640_mode_info *mode = sensor->current_mode; 1983985cdcb0SHugues Fruchet const struct ov5640_mode_info *orig_mode = sensor->last_mode; 198419a81c14SSteve Longerbeam enum ov5640_downsize_mode dn_mode, orig_dn_mode; 19853cca8ef5SHugues Fruchet bool auto_gain = sensor->ctrls.auto_gain->val == 1; 1986dc29a1c1SHugues Fruchet bool auto_exp = sensor->ctrls.auto_exp->val == V4L2_EXPOSURE_AUTO; 1987aa288248SMaxime Ripard unsigned long rate; 198819a81c14SSteve Longerbeam int ret; 198919a81c14SSteve Longerbeam 199019a81c14SSteve Longerbeam dn_mode = mode->dn_mode; 199119a81c14SSteve Longerbeam orig_dn_mode = orig_mode->dn_mode; 199219a81c14SSteve Longerbeam 199319a81c14SSteve Longerbeam /* auto gain and exposure must be turned off when changing modes */ 19943cca8ef5SHugues Fruchet if (auto_gain) { 19953cca8ef5SHugues Fruchet ret = ov5640_set_autogain(sensor, false); 199619a81c14SSteve Longerbeam if (ret) 199719a81c14SSteve Longerbeam return ret; 19983cca8ef5SHugues Fruchet } 1999bf4a4b51SMaxime Ripard 20003cca8ef5SHugues Fruchet if (auto_exp) { 2001dc29a1c1SHugues Fruchet ret = ov5640_set_autoexposure(sensor, false); 200219a81c14SSteve Longerbeam if (ret) 20033cca8ef5SHugues Fruchet goto restore_auto_gain; 20043cca8ef5SHugues Fruchet } 200519a81c14SSteve Longerbeam 2006aa288248SMaxime Ripard /* 2007aa288248SMaxime Ripard * All the formats we support have 16 bits per pixel, seems to require 2008aa288248SMaxime Ripard * the same rate than YUV, so we can just use 16 bpp all the time. 2009aa288248SMaxime Ripard */ 2010aa288248SMaxime Ripard rate = mode->pixel_clock * 16; 2011aa288248SMaxime Ripard if (sensor->ep.bus_type == V4L2_MBUS_CSI2_DPHY) { 2012aa288248SMaxime Ripard rate = rate / sensor->ep.bus.mipi_csi2.num_data_lanes; 2013aa288248SMaxime Ripard ret = ov5640_set_mipi_pclk(sensor, rate); 2014aa288248SMaxime Ripard } else { 2015aa288248SMaxime Ripard rate = rate / sensor->ep.bus.parallel.bus_width; 2016aa288248SMaxime Ripard ret = ov5640_set_dvp_pclk(sensor, rate); 2017aa288248SMaxime Ripard } 2018aa288248SMaxime Ripard 2019aa288248SMaxime Ripard if (ret < 0) 2020aa288248SMaxime Ripard return 0; 2021aa288248SMaxime Ripard 202219a81c14SSteve Longerbeam if ((dn_mode == SUBSAMPLING && orig_dn_mode == SCALING) || 202319a81c14SSteve Longerbeam (dn_mode == SCALING && orig_dn_mode == SUBSAMPLING)) { 202419a81c14SSteve Longerbeam /* 202519a81c14SSteve Longerbeam * change between subsampling and scaling 20263cca8ef5SHugues Fruchet * go through exposure calculation 202719a81c14SSteve Longerbeam */ 202819a81c14SSteve Longerbeam ret = ov5640_set_mode_exposure_calc(sensor, mode); 202919a81c14SSteve Longerbeam } else { 203019a81c14SSteve Longerbeam /* 203119a81c14SSteve Longerbeam * change inside subsampling or scaling 203219a81c14SSteve Longerbeam * download firmware directly 203319a81c14SSteve Longerbeam */ 20343cca8ef5SHugues Fruchet ret = ov5640_set_mode_direct(sensor, mode); 203519a81c14SSteve Longerbeam } 203619a81c14SSteve Longerbeam if (ret < 0) 20373cca8ef5SHugues Fruchet goto restore_auto_exp_gain; 20383cca8ef5SHugues Fruchet 20393cca8ef5SHugues Fruchet /* restore auto gain and exposure */ 20403cca8ef5SHugues Fruchet if (auto_gain) 20413cca8ef5SHugues Fruchet ov5640_set_autogain(sensor, true); 20423cca8ef5SHugues Fruchet if (auto_exp) 20433cca8ef5SHugues Fruchet ov5640_set_autoexposure(sensor, true); 204419a81c14SSteve Longerbeam 2045ce85705aSHugues Fruchet ret = ov5640_set_binning(sensor, dn_mode != SCALING); 2046ce85705aSHugues Fruchet if (ret < 0) 2047ce85705aSHugues Fruchet return ret; 204819a81c14SSteve Longerbeam ret = ov5640_set_ae_target(sensor, sensor->ae_target); 204919a81c14SSteve Longerbeam if (ret < 0) 205019a81c14SSteve Longerbeam return ret; 205119a81c14SSteve Longerbeam ret = ov5640_get_light_freq(sensor); 205219a81c14SSteve Longerbeam if (ret < 0) 205319a81c14SSteve Longerbeam return ret; 205419a81c14SSteve Longerbeam ret = ov5640_set_bandingfilter(sensor); 205519a81c14SSteve Longerbeam if (ret < 0) 205619a81c14SSteve Longerbeam return ret; 205719a81c14SSteve Longerbeam ret = ov5640_set_virtual_channel(sensor); 205819a81c14SSteve Longerbeam if (ret < 0) 205919a81c14SSteve Longerbeam return ret; 206019a81c14SSteve Longerbeam 206119a81c14SSteve Longerbeam sensor->pending_mode_change = false; 2062985cdcb0SHugues Fruchet sensor->last_mode = mode; 206319a81c14SSteve Longerbeam 206419a81c14SSteve Longerbeam return 0; 20653cca8ef5SHugues Fruchet 20663cca8ef5SHugues Fruchet restore_auto_exp_gain: 20673cca8ef5SHugues Fruchet if (auto_exp) 20683cca8ef5SHugues Fruchet ov5640_set_autoexposure(sensor, true); 20693cca8ef5SHugues Fruchet restore_auto_gain: 20703cca8ef5SHugues Fruchet if (auto_gain) 20713cca8ef5SHugues Fruchet ov5640_set_autogain(sensor, true); 20723cca8ef5SHugues Fruchet 20733cca8ef5SHugues Fruchet return ret; 207419a81c14SSteve Longerbeam } 207519a81c14SSteve Longerbeam 207619ad26f9SAkinobu Mita static int ov5640_set_framefmt(struct ov5640_dev *sensor, 207719ad26f9SAkinobu Mita struct v4l2_mbus_framefmt *format); 207819ad26f9SAkinobu Mita 207919a81c14SSteve Longerbeam /* restore the last set video mode after chip power-on */ 208019a81c14SSteve Longerbeam static int ov5640_restore_mode(struct ov5640_dev *sensor) 208119a81c14SSteve Longerbeam { 208219a81c14SSteve Longerbeam int ret; 208319a81c14SSteve Longerbeam 208419a81c14SSteve Longerbeam /* first load the initial register values */ 208519a81c14SSteve Longerbeam ret = ov5640_load_regs(sensor, &ov5640_mode_init_data); 208619a81c14SSteve Longerbeam if (ret < 0) 208719a81c14SSteve Longerbeam return ret; 2088985cdcb0SHugues Fruchet sensor->last_mode = &ov5640_mode_init_data; 208919a81c14SSteve Longerbeam 20908f57c2f8SMaxime Ripard ret = ov5640_mod_reg(sensor, OV5640_REG_SYS_ROOT_DIVIDER, 0x3f, 20918f57c2f8SMaxime Ripard (ilog2(OV5640_SCLK2X_ROOT_DIVIDER_DEFAULT) << 2) | 20928f57c2f8SMaxime Ripard ilog2(OV5640_SCLK_ROOT_DIVIDER_DEFAULT)); 20938f57c2f8SMaxime Ripard if (ret) 20948f57c2f8SMaxime Ripard return ret; 20958f57c2f8SMaxime Ripard 209619a81c14SSteve Longerbeam /* now restore the last capture mode */ 2097985cdcb0SHugues Fruchet ret = ov5640_set_mode(sensor); 209819ad26f9SAkinobu Mita if (ret < 0) 209919ad26f9SAkinobu Mita return ret; 210019ad26f9SAkinobu Mita 210119ad26f9SAkinobu Mita return ov5640_set_framefmt(sensor, &sensor->fmt); 210219a81c14SSteve Longerbeam } 210319a81c14SSteve Longerbeam 210419a81c14SSteve Longerbeam static void ov5640_power(struct ov5640_dev *sensor, bool enable) 210519a81c14SSteve Longerbeam { 21061fddc5daSHugues Fruchet gpiod_set_value_cansleep(sensor->pwdn_gpio, enable ? 0 : 1); 210719a81c14SSteve Longerbeam } 210819a81c14SSteve Longerbeam 210919a81c14SSteve Longerbeam static void ov5640_reset(struct ov5640_dev *sensor) 211019a81c14SSteve Longerbeam { 211119a81c14SSteve Longerbeam if (!sensor->reset_gpio) 211219a81c14SSteve Longerbeam return; 211319a81c14SSteve Longerbeam 21141fddc5daSHugues Fruchet gpiod_set_value_cansleep(sensor->reset_gpio, 0); 211519a81c14SSteve Longerbeam 211619a81c14SSteve Longerbeam /* camera power cycle */ 211719a81c14SSteve Longerbeam ov5640_power(sensor, false); 211819a81c14SSteve Longerbeam usleep_range(5000, 10000); 211919a81c14SSteve Longerbeam ov5640_power(sensor, true); 212019a81c14SSteve Longerbeam usleep_range(5000, 10000); 212119a81c14SSteve Longerbeam 21221fddc5daSHugues Fruchet gpiod_set_value_cansleep(sensor->reset_gpio, 1); 212319a81c14SSteve Longerbeam usleep_range(1000, 2000); 212419a81c14SSteve Longerbeam 21251fddc5daSHugues Fruchet gpiod_set_value_cansleep(sensor->reset_gpio, 0); 212619a81c14SSteve Longerbeam usleep_range(5000, 10000); 212719a81c14SSteve Longerbeam } 212819a81c14SSteve Longerbeam 21290f7acb52SHugues Fruchet static int ov5640_set_power_on(struct ov5640_dev *sensor) 213019a81c14SSteve Longerbeam { 21310f7acb52SHugues Fruchet struct i2c_client *client = sensor->i2c_client; 21320f7acb52SHugues Fruchet int ret; 213319a81c14SSteve Longerbeam 21340f7acb52SHugues Fruchet ret = clk_prepare_enable(sensor->xclk); 21350f7acb52SHugues Fruchet if (ret) { 21360f7acb52SHugues Fruchet dev_err(&client->dev, "%s: failed to enable clock\n", 21370f7acb52SHugues Fruchet __func__); 21380f7acb52SHugues Fruchet return ret; 21390f7acb52SHugues Fruchet } 214019a81c14SSteve Longerbeam 214119a81c14SSteve Longerbeam ret = regulator_bulk_enable(OV5640_NUM_SUPPLIES, 214219a81c14SSteve Longerbeam sensor->supplies); 21430f7acb52SHugues Fruchet if (ret) { 21440f7acb52SHugues Fruchet dev_err(&client->dev, "%s: failed to enable regulators\n", 21450f7acb52SHugues Fruchet __func__); 214619a81c14SSteve Longerbeam goto xclk_off; 21470f7acb52SHugues Fruchet } 214819a81c14SSteve Longerbeam 214919a81c14SSteve Longerbeam ov5640_reset(sensor); 215019a81c14SSteve Longerbeam ov5640_power(sensor, true); 215119a81c14SSteve Longerbeam 215219a81c14SSteve Longerbeam ret = ov5640_init_slave_id(sensor); 215319a81c14SSteve Longerbeam if (ret) 215419a81c14SSteve Longerbeam goto power_off; 215519a81c14SSteve Longerbeam 21560f7acb52SHugues Fruchet return 0; 21570f7acb52SHugues Fruchet 21580f7acb52SHugues Fruchet power_off: 21590f7acb52SHugues Fruchet ov5640_power(sensor, false); 21600f7acb52SHugues Fruchet regulator_bulk_disable(OV5640_NUM_SUPPLIES, sensor->supplies); 21610f7acb52SHugues Fruchet xclk_off: 21620f7acb52SHugues Fruchet clk_disable_unprepare(sensor->xclk); 21630f7acb52SHugues Fruchet return ret; 21640f7acb52SHugues Fruchet } 21650f7acb52SHugues Fruchet 21660f7acb52SHugues Fruchet static void ov5640_set_power_off(struct ov5640_dev *sensor) 21670f7acb52SHugues Fruchet { 21680f7acb52SHugues Fruchet ov5640_power(sensor, false); 21690f7acb52SHugues Fruchet regulator_bulk_disable(OV5640_NUM_SUPPLIES, sensor->supplies); 21700f7acb52SHugues Fruchet clk_disable_unprepare(sensor->xclk); 21710f7acb52SHugues Fruchet } 21720f7acb52SHugues Fruchet 21730f7acb52SHugues Fruchet static int ov5640_set_power(struct ov5640_dev *sensor, bool on) 21740f7acb52SHugues Fruchet { 21750f7acb52SHugues Fruchet int ret = 0; 21760f7acb52SHugues Fruchet 21770f7acb52SHugues Fruchet if (on) { 21780f7acb52SHugues Fruchet ret = ov5640_set_power_on(sensor); 21790f7acb52SHugues Fruchet if (ret) 21800f7acb52SHugues Fruchet return ret; 21810f7acb52SHugues Fruchet 218219a81c14SSteve Longerbeam ret = ov5640_restore_mode(sensor); 218319a81c14SSteve Longerbeam if (ret) 218419a81c14SSteve Longerbeam goto power_off; 218519a81c14SSteve Longerbeam 2186aa4bb8b8SJacopo Mondi /* We're done here for DVP bus, while CSI-2 needs setup. */ 21872d95e7edSSakari Ailus if (sensor->ep.bus_type != V4L2_MBUS_CSI2_DPHY) 2188aa4bb8b8SJacopo Mondi return 0; 2189aa4bb8b8SJacopo Mondi 219019a81c14SSteve Longerbeam /* 2191aa4bb8b8SJacopo Mondi * Power up MIPI HS Tx and LS Rx; 2 data lanes mode 2192aa4bb8b8SJacopo Mondi * 2193aa4bb8b8SJacopo Mondi * 0x300e = 0x40 2194aa4bb8b8SJacopo Mondi * [7:5] = 010 : 2 data lanes mode (see FIXME note in 2195aa4bb8b8SJacopo Mondi * "ov5640_set_stream_mipi()") 2196aa4bb8b8SJacopo Mondi * [4] = 0 : Power up MIPI HS Tx 2197aa4bb8b8SJacopo Mondi * [3] = 0 : Power up MIPI LS Rx 2198aa4bb8b8SJacopo Mondi * [2] = 0 : MIPI interface disabled 219919a81c14SSteve Longerbeam */ 2200aa4bb8b8SJacopo Mondi ret = ov5640_write_reg(sensor, 2201aa4bb8b8SJacopo Mondi OV5640_REG_IO_MIPI_CTRL00, 0x40); 220219a81c14SSteve Longerbeam if (ret) 220319a81c14SSteve Longerbeam goto power_off; 2204aa4bb8b8SJacopo Mondi 2205aa4bb8b8SJacopo Mondi /* 2206aa4bb8b8SJacopo Mondi * Gate clock and set LP11 in 'no packets mode' (idle) 2207aa4bb8b8SJacopo Mondi * 2208aa4bb8b8SJacopo Mondi * 0x4800 = 0x24 2209aa4bb8b8SJacopo Mondi * [5] = 1 : Gate clock when 'no packets' 2210aa4bb8b8SJacopo Mondi * [2] = 1 : MIPI bus in LP11 when 'no packets' 2211aa4bb8b8SJacopo Mondi */ 2212aa4bb8b8SJacopo Mondi ret = ov5640_write_reg(sensor, 2213aa4bb8b8SJacopo Mondi OV5640_REG_MIPI_CTRL00, 0x24); 221419a81c14SSteve Longerbeam if (ret) 221519a81c14SSteve Longerbeam goto power_off; 2216aa4bb8b8SJacopo Mondi 2217aa4bb8b8SJacopo Mondi /* 2218aa4bb8b8SJacopo Mondi * Set data lanes and clock in LP11 when 'sleeping' 2219aa4bb8b8SJacopo Mondi * 2220aa4bb8b8SJacopo Mondi * 0x3019 = 0x70 2221aa4bb8b8SJacopo Mondi * [6] = 1 : MIPI data lane 2 in LP11 when 'sleeping' 2222aa4bb8b8SJacopo Mondi * [5] = 1 : MIPI data lane 1 in LP11 when 'sleeping' 2223aa4bb8b8SJacopo Mondi * [4] = 1 : MIPI clock lane in LP11 when 'sleeping' 2224aa4bb8b8SJacopo Mondi */ 2225aa4bb8b8SJacopo Mondi ret = ov5640_write_reg(sensor, 2226aa4bb8b8SJacopo Mondi OV5640_REG_PAD_OUTPUT00, 0x70); 2227aa4bb8b8SJacopo Mondi if (ret) 2228aa4bb8b8SJacopo Mondi goto power_off; 2229aa4bb8b8SJacopo Mondi 2230aa4bb8b8SJacopo Mondi /* Give lanes some time to coax into LP11 state. */ 2231aa4bb8b8SJacopo Mondi usleep_range(500, 1000); 2232aa4bb8b8SJacopo Mondi 2233aa4bb8b8SJacopo Mondi } else { 22342d95e7edSSakari Ailus if (sensor->ep.bus_type == V4L2_MBUS_CSI2_DPHY) { 2235aa4bb8b8SJacopo Mondi /* Reset MIPI bus settings to their default values. */ 2236aa4bb8b8SJacopo Mondi ov5640_write_reg(sensor, 2237aa4bb8b8SJacopo Mondi OV5640_REG_IO_MIPI_CTRL00, 0x58); 2238aa4bb8b8SJacopo Mondi ov5640_write_reg(sensor, 2239aa4bb8b8SJacopo Mondi OV5640_REG_MIPI_CTRL00, 0x04); 2240aa4bb8b8SJacopo Mondi ov5640_write_reg(sensor, 2241aa4bb8b8SJacopo Mondi OV5640_REG_PAD_OUTPUT00, 0x00); 2242aa4bb8b8SJacopo Mondi } 2243aa4bb8b8SJacopo Mondi 2244aa4bb8b8SJacopo Mondi ov5640_set_power_off(sensor); 2245f22996dbSHugues Fruchet } 224619a81c14SSteve Longerbeam 224719a81c14SSteve Longerbeam return 0; 224819a81c14SSteve Longerbeam 224919a81c14SSteve Longerbeam power_off: 22500f7acb52SHugues Fruchet ov5640_set_power_off(sensor); 225119a81c14SSteve Longerbeam return ret; 225219a81c14SSteve Longerbeam } 225319a81c14SSteve Longerbeam 225419a81c14SSteve Longerbeam /* --------------- Subdev Operations --------------- */ 225519a81c14SSteve Longerbeam 225619a81c14SSteve Longerbeam static int ov5640_s_power(struct v4l2_subdev *sd, int on) 225719a81c14SSteve Longerbeam { 225819a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 225919a81c14SSteve Longerbeam int ret = 0; 226019a81c14SSteve Longerbeam 226119a81c14SSteve Longerbeam mutex_lock(&sensor->lock); 226219a81c14SSteve Longerbeam 226319a81c14SSteve Longerbeam /* 226419a81c14SSteve Longerbeam * If the power count is modified from 0 to != 0 or from != 0 to 0, 226519a81c14SSteve Longerbeam * update the power state. 226619a81c14SSteve Longerbeam */ 226719a81c14SSteve Longerbeam if (sensor->power_count == !on) { 226819a81c14SSteve Longerbeam ret = ov5640_set_power(sensor, !!on); 226919a81c14SSteve Longerbeam if (ret) 227019a81c14SSteve Longerbeam goto out; 227119a81c14SSteve Longerbeam } 227219a81c14SSteve Longerbeam 227319a81c14SSteve Longerbeam /* Update the power count. */ 227419a81c14SSteve Longerbeam sensor->power_count += on ? 1 : -1; 227519a81c14SSteve Longerbeam WARN_ON(sensor->power_count < 0); 227619a81c14SSteve Longerbeam out: 227719a81c14SSteve Longerbeam mutex_unlock(&sensor->lock); 227819a81c14SSteve Longerbeam 227919a81c14SSteve Longerbeam if (on && !ret && sensor->power_count == 1) { 228019a81c14SSteve Longerbeam /* restore controls */ 228119a81c14SSteve Longerbeam ret = v4l2_ctrl_handler_setup(&sensor->ctrls.handler); 228219a81c14SSteve Longerbeam } 228319a81c14SSteve Longerbeam 228419a81c14SSteve Longerbeam return ret; 228519a81c14SSteve Longerbeam } 228619a81c14SSteve Longerbeam 228719a81c14SSteve Longerbeam static int ov5640_try_frame_interval(struct ov5640_dev *sensor, 228819a81c14SSteve Longerbeam struct v4l2_fract *fi, 228919a81c14SSteve Longerbeam u32 width, u32 height) 229019a81c14SSteve Longerbeam { 229119a81c14SSteve Longerbeam const struct ov5640_mode_info *mode; 229219a81c14SSteve Longerbeam u32 minfps, maxfps, fps; 229319a81c14SSteve Longerbeam int ret; 229419a81c14SSteve Longerbeam 229519a81c14SSteve Longerbeam minfps = ov5640_framerates[OV5640_15_FPS]; 229619a81c14SSteve Longerbeam maxfps = ov5640_framerates[OV5640_30_FPS]; 229719a81c14SSteve Longerbeam 229819a81c14SSteve Longerbeam if (fi->numerator == 0) { 229919a81c14SSteve Longerbeam fi->denominator = maxfps; 230019a81c14SSteve Longerbeam fi->numerator = 1; 230119a81c14SSteve Longerbeam return OV5640_30_FPS; 230219a81c14SSteve Longerbeam } 230319a81c14SSteve Longerbeam 230419a81c14SSteve Longerbeam fps = DIV_ROUND_CLOSEST(fi->denominator, fi->numerator); 230519a81c14SSteve Longerbeam 230619a81c14SSteve Longerbeam fi->numerator = 1; 230719a81c14SSteve Longerbeam if (fps > maxfps) 230819a81c14SSteve Longerbeam fi->denominator = maxfps; 230919a81c14SSteve Longerbeam else if (fps < minfps) 231019a81c14SSteve Longerbeam fi->denominator = minfps; 231119a81c14SSteve Longerbeam else if (2 * fps >= 2 * minfps + (maxfps - minfps)) 231219a81c14SSteve Longerbeam fi->denominator = maxfps; 231319a81c14SSteve Longerbeam else 231419a81c14SSteve Longerbeam fi->denominator = minfps; 231519a81c14SSteve Longerbeam 231619a81c14SSteve Longerbeam ret = (fi->denominator == minfps) ? OV5640_15_FPS : OV5640_30_FPS; 231719a81c14SSteve Longerbeam 231819a81c14SSteve Longerbeam mode = ov5640_find_mode(sensor, ret, width, height, false); 231919a81c14SSteve Longerbeam return mode ? ret : -EINVAL; 232019a81c14SSteve Longerbeam } 232119a81c14SSteve Longerbeam 232219a81c14SSteve Longerbeam static int ov5640_get_fmt(struct v4l2_subdev *sd, 232319a81c14SSteve Longerbeam struct v4l2_subdev_pad_config *cfg, 232419a81c14SSteve Longerbeam struct v4l2_subdev_format *format) 232519a81c14SSteve Longerbeam { 232619a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 232719a81c14SSteve Longerbeam struct v4l2_mbus_framefmt *fmt; 232819a81c14SSteve Longerbeam 232919a81c14SSteve Longerbeam if (format->pad != 0) 233019a81c14SSteve Longerbeam return -EINVAL; 233119a81c14SSteve Longerbeam 233219a81c14SSteve Longerbeam mutex_lock(&sensor->lock); 233319a81c14SSteve Longerbeam 233419a81c14SSteve Longerbeam if (format->which == V4L2_SUBDEV_FORMAT_TRY) 233519a81c14SSteve Longerbeam fmt = v4l2_subdev_get_try_format(&sensor->sd, cfg, 233619a81c14SSteve Longerbeam format->pad); 233719a81c14SSteve Longerbeam else 233819a81c14SSteve Longerbeam fmt = &sensor->fmt; 233919a81c14SSteve Longerbeam 234019a81c14SSteve Longerbeam format->format = *fmt; 234119a81c14SSteve Longerbeam 234219a81c14SSteve Longerbeam mutex_unlock(&sensor->lock); 234319a81c14SSteve Longerbeam 234419a81c14SSteve Longerbeam return 0; 234519a81c14SSteve Longerbeam } 234619a81c14SSteve Longerbeam 234719a81c14SSteve Longerbeam static int ov5640_try_fmt_internal(struct v4l2_subdev *sd, 234819a81c14SSteve Longerbeam struct v4l2_mbus_framefmt *fmt, 234919a81c14SSteve Longerbeam enum ov5640_frame_rate fr, 235019a81c14SSteve Longerbeam const struct ov5640_mode_info **new_mode) 235119a81c14SSteve Longerbeam { 235219a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 235319a81c14SSteve Longerbeam const struct ov5640_mode_info *mode; 2354e3ee691dSHugues Fruchet int i; 235519a81c14SSteve Longerbeam 235619a81c14SSteve Longerbeam mode = ov5640_find_mode(sensor, fr, fmt->width, fmt->height, true); 235719a81c14SSteve Longerbeam if (!mode) 235819a81c14SSteve Longerbeam return -EINVAL; 2359dba13a0bSMaxime Ripard fmt->width = mode->hact; 2360dba13a0bSMaxime Ripard fmt->height = mode->vact; 236119a81c14SSteve Longerbeam 236219a81c14SSteve Longerbeam if (new_mode) 236319a81c14SSteve Longerbeam *new_mode = mode; 2364e3ee691dSHugues Fruchet 2365e3ee691dSHugues Fruchet for (i = 0; i < ARRAY_SIZE(ov5640_formats); i++) 2366e3ee691dSHugues Fruchet if (ov5640_formats[i].code == fmt->code) 2367e3ee691dSHugues Fruchet break; 2368e3ee691dSHugues Fruchet if (i >= ARRAY_SIZE(ov5640_formats)) 2369e6441fdeSHugues Fruchet i = 0; 2370e6441fdeSHugues Fruchet 2371e6441fdeSHugues Fruchet fmt->code = ov5640_formats[i].code; 2372e6441fdeSHugues Fruchet fmt->colorspace = ov5640_formats[i].colorspace; 2373e6441fdeSHugues Fruchet fmt->ycbcr_enc = V4L2_MAP_YCBCR_ENC_DEFAULT(fmt->colorspace); 2374e6441fdeSHugues Fruchet fmt->quantization = V4L2_QUANTIZATION_FULL_RANGE; 2375e6441fdeSHugues Fruchet fmt->xfer_func = V4L2_MAP_XFER_FUNC_DEFAULT(fmt->colorspace); 2376e3ee691dSHugues Fruchet 237719a81c14SSteve Longerbeam return 0; 237819a81c14SSteve Longerbeam } 237919a81c14SSteve Longerbeam 238019a81c14SSteve Longerbeam static int ov5640_set_fmt(struct v4l2_subdev *sd, 238119a81c14SSteve Longerbeam struct v4l2_subdev_pad_config *cfg, 238219a81c14SSteve Longerbeam struct v4l2_subdev_format *format) 238319a81c14SSteve Longerbeam { 238419a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 238519a81c14SSteve Longerbeam const struct ov5640_mode_info *new_mode; 2386e6441fdeSHugues Fruchet struct v4l2_mbus_framefmt *mbus_fmt = &format->format; 238707115449SJacopo Mondi struct v4l2_mbus_framefmt *fmt; 238819a81c14SSteve Longerbeam int ret; 238919a81c14SSteve Longerbeam 239019a81c14SSteve Longerbeam if (format->pad != 0) 239119a81c14SSteve Longerbeam return -EINVAL; 239219a81c14SSteve Longerbeam 239319a81c14SSteve Longerbeam mutex_lock(&sensor->lock); 239419a81c14SSteve Longerbeam 239519a81c14SSteve Longerbeam if (sensor->streaming) { 239619a81c14SSteve Longerbeam ret = -EBUSY; 239719a81c14SSteve Longerbeam goto out; 239819a81c14SSteve Longerbeam } 239919a81c14SSteve Longerbeam 2400e6441fdeSHugues Fruchet ret = ov5640_try_fmt_internal(sd, mbus_fmt, 240119a81c14SSteve Longerbeam sensor->current_fr, &new_mode); 240219a81c14SSteve Longerbeam if (ret) 240319a81c14SSteve Longerbeam goto out; 240419a81c14SSteve Longerbeam 240507115449SJacopo Mondi if (format->which == V4L2_SUBDEV_FORMAT_TRY) 240607115449SJacopo Mondi fmt = v4l2_subdev_get_try_format(sd, cfg, 0); 240707115449SJacopo Mondi else 240807115449SJacopo Mondi fmt = &sensor->fmt; 240919a81c14SSteve Longerbeam 2410e6441fdeSHugues Fruchet *fmt = *mbus_fmt; 241119a81c14SSteve Longerbeam 24126949d864SHugues Fruchet if (new_mode != sensor->current_mode) { 241319a81c14SSteve Longerbeam sensor->current_mode = new_mode; 241419a81c14SSteve Longerbeam sensor->pending_mode_change = true; 24156949d864SHugues Fruchet } 241607115449SJacopo Mondi if (mbus_fmt->code != sensor->fmt.code) 2417fb98e29fSHugues Fruchet sensor->pending_fmt_change = true; 241807115449SJacopo Mondi 241919a81c14SSteve Longerbeam out: 242019a81c14SSteve Longerbeam mutex_unlock(&sensor->lock); 242119a81c14SSteve Longerbeam return ret; 242219a81c14SSteve Longerbeam } 242319a81c14SSteve Longerbeam 2424e3ee691dSHugues Fruchet static int ov5640_set_framefmt(struct ov5640_dev *sensor, 2425e3ee691dSHugues Fruchet struct v4l2_mbus_framefmt *format) 2426e3ee691dSHugues Fruchet { 2427e3ee691dSHugues Fruchet int ret = 0; 2428e3ee691dSHugues Fruchet bool is_rgb = false; 2429d47c4126SHugues Fruchet bool is_jpeg = false; 2430e3ee691dSHugues Fruchet u8 val; 2431e3ee691dSHugues Fruchet 2432e3ee691dSHugues Fruchet switch (format->code) { 2433e3ee691dSHugues Fruchet case MEDIA_BUS_FMT_UYVY8_2X8: 2434e3ee691dSHugues Fruchet /* YUV422, UYVY */ 2435e3ee691dSHugues Fruchet val = 0x3f; 2436e3ee691dSHugues Fruchet break; 2437e3ee691dSHugues Fruchet case MEDIA_BUS_FMT_YUYV8_2X8: 2438e3ee691dSHugues Fruchet /* YUV422, YUYV */ 2439e3ee691dSHugues Fruchet val = 0x30; 2440e3ee691dSHugues Fruchet break; 2441e3ee691dSHugues Fruchet case MEDIA_BUS_FMT_RGB565_2X8_LE: 2442e3ee691dSHugues Fruchet /* RGB565 {g[2:0],b[4:0]},{r[4:0],g[5:3]} */ 2443e3ee691dSHugues Fruchet val = 0x6F; 2444e3ee691dSHugues Fruchet is_rgb = true; 2445e3ee691dSHugues Fruchet break; 2446e3ee691dSHugues Fruchet case MEDIA_BUS_FMT_RGB565_2X8_BE: 2447e3ee691dSHugues Fruchet /* RGB565 {r[4:0],g[5:3]},{g[2:0],b[4:0]} */ 2448e3ee691dSHugues Fruchet val = 0x61; 2449e3ee691dSHugues Fruchet is_rgb = true; 2450e3ee691dSHugues Fruchet break; 2451d47c4126SHugues Fruchet case MEDIA_BUS_FMT_JPEG_1X8: 2452d47c4126SHugues Fruchet /* YUV422, YUYV */ 2453d47c4126SHugues Fruchet val = 0x30; 2454d47c4126SHugues Fruchet is_jpeg = true; 2455d47c4126SHugues Fruchet break; 2456e3ee691dSHugues Fruchet default: 2457e3ee691dSHugues Fruchet return -EINVAL; 2458e3ee691dSHugues Fruchet } 2459e3ee691dSHugues Fruchet 2460e3ee691dSHugues Fruchet /* FORMAT CONTROL00: YUV and RGB formatting */ 2461e3ee691dSHugues Fruchet ret = ov5640_write_reg(sensor, OV5640_REG_FORMAT_CONTROL00, val); 2462e3ee691dSHugues Fruchet if (ret) 2463e3ee691dSHugues Fruchet return ret; 2464e3ee691dSHugues Fruchet 2465e3ee691dSHugues Fruchet /* FORMAT MUX CONTROL: ISP YUV or RGB */ 2466d47c4126SHugues Fruchet ret = ov5640_write_reg(sensor, OV5640_REG_ISP_FORMAT_MUX_CTRL, 2467e3ee691dSHugues Fruchet is_rgb ? 0x01 : 0x00); 2468d47c4126SHugues Fruchet if (ret) 2469d47c4126SHugues Fruchet return ret; 2470d47c4126SHugues Fruchet 2471d47c4126SHugues Fruchet /* 2472d47c4126SHugues Fruchet * TIMING TC REG21: 2473d47c4126SHugues Fruchet * - [5]: JPEG enable 2474d47c4126SHugues Fruchet */ 2475d47c4126SHugues Fruchet ret = ov5640_mod_reg(sensor, OV5640_REG_TIMING_TC_REG21, 2476d47c4126SHugues Fruchet BIT(5), is_jpeg ? BIT(5) : 0); 2477d47c4126SHugues Fruchet if (ret) 2478d47c4126SHugues Fruchet return ret; 2479d47c4126SHugues Fruchet 2480d47c4126SHugues Fruchet /* 2481d47c4126SHugues Fruchet * SYSTEM RESET02: 2482d47c4126SHugues Fruchet * - [4]: Reset JFIFO 2483d47c4126SHugues Fruchet * - [3]: Reset SFIFO 2484d47c4126SHugues Fruchet * - [2]: Reset JPEG 2485d47c4126SHugues Fruchet */ 2486d47c4126SHugues Fruchet ret = ov5640_mod_reg(sensor, OV5640_REG_SYS_RESET02, 2487d47c4126SHugues Fruchet BIT(4) | BIT(3) | BIT(2), 2488d47c4126SHugues Fruchet is_jpeg ? 0 : (BIT(4) | BIT(3) | BIT(2))); 2489d47c4126SHugues Fruchet if (ret) 2490d47c4126SHugues Fruchet return ret; 2491d47c4126SHugues Fruchet 2492d47c4126SHugues Fruchet /* 2493d47c4126SHugues Fruchet * CLOCK ENABLE02: 2494d47c4126SHugues Fruchet * - [5]: Enable JPEG 2x clock 2495d47c4126SHugues Fruchet * - [3]: Enable JPEG clock 2496d47c4126SHugues Fruchet */ 2497d47c4126SHugues Fruchet return ov5640_mod_reg(sensor, OV5640_REG_SYS_CLOCK_ENABLE02, 2498d47c4126SHugues Fruchet BIT(5) | BIT(3), 2499d47c4126SHugues Fruchet is_jpeg ? (BIT(5) | BIT(3)) : 0); 2500e3ee691dSHugues Fruchet } 250119a81c14SSteve Longerbeam 250219a81c14SSteve Longerbeam /* 250319a81c14SSteve Longerbeam * Sensor Controls. 250419a81c14SSteve Longerbeam */ 250519a81c14SSteve Longerbeam 250619a81c14SSteve Longerbeam static int ov5640_set_ctrl_hue(struct ov5640_dev *sensor, int value) 250719a81c14SSteve Longerbeam { 250819a81c14SSteve Longerbeam int ret; 250919a81c14SSteve Longerbeam 251019a81c14SSteve Longerbeam if (value) { 251119a81c14SSteve Longerbeam ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, 251219a81c14SSteve Longerbeam BIT(0), BIT(0)); 251319a81c14SSteve Longerbeam if (ret) 251419a81c14SSteve Longerbeam return ret; 251519a81c14SSteve Longerbeam ret = ov5640_write_reg16(sensor, OV5640_REG_SDE_CTRL1, value); 251619a81c14SSteve Longerbeam } else { 251719a81c14SSteve Longerbeam ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, BIT(0), 0); 251819a81c14SSteve Longerbeam } 251919a81c14SSteve Longerbeam 252019a81c14SSteve Longerbeam return ret; 252119a81c14SSteve Longerbeam } 252219a81c14SSteve Longerbeam 252319a81c14SSteve Longerbeam static int ov5640_set_ctrl_contrast(struct ov5640_dev *sensor, int value) 252419a81c14SSteve Longerbeam { 252519a81c14SSteve Longerbeam int ret; 252619a81c14SSteve Longerbeam 252719a81c14SSteve Longerbeam if (value) { 252819a81c14SSteve Longerbeam ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, 252919a81c14SSteve Longerbeam BIT(2), BIT(2)); 253019a81c14SSteve Longerbeam if (ret) 253119a81c14SSteve Longerbeam return ret; 253219a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, OV5640_REG_SDE_CTRL5, 253319a81c14SSteve Longerbeam value & 0xff); 253419a81c14SSteve Longerbeam } else { 253519a81c14SSteve Longerbeam ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, BIT(2), 0); 253619a81c14SSteve Longerbeam } 253719a81c14SSteve Longerbeam 253819a81c14SSteve Longerbeam return ret; 253919a81c14SSteve Longerbeam } 254019a81c14SSteve Longerbeam 254119a81c14SSteve Longerbeam static int ov5640_set_ctrl_saturation(struct ov5640_dev *sensor, int value) 254219a81c14SSteve Longerbeam { 254319a81c14SSteve Longerbeam int ret; 254419a81c14SSteve Longerbeam 254519a81c14SSteve Longerbeam if (value) { 254619a81c14SSteve Longerbeam ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, 254719a81c14SSteve Longerbeam BIT(1), BIT(1)); 254819a81c14SSteve Longerbeam if (ret) 254919a81c14SSteve Longerbeam return ret; 255019a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, OV5640_REG_SDE_CTRL3, 255119a81c14SSteve Longerbeam value & 0xff); 255219a81c14SSteve Longerbeam if (ret) 255319a81c14SSteve Longerbeam return ret; 255419a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, OV5640_REG_SDE_CTRL4, 255519a81c14SSteve Longerbeam value & 0xff); 255619a81c14SSteve Longerbeam } else { 255719a81c14SSteve Longerbeam ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, BIT(1), 0); 255819a81c14SSteve Longerbeam } 255919a81c14SSteve Longerbeam 256019a81c14SSteve Longerbeam return ret; 256119a81c14SSteve Longerbeam } 256219a81c14SSteve Longerbeam 256319a81c14SSteve Longerbeam static int ov5640_set_ctrl_white_balance(struct ov5640_dev *sensor, int awb) 256419a81c14SSteve Longerbeam { 256519a81c14SSteve Longerbeam int ret; 256619a81c14SSteve Longerbeam 256719a81c14SSteve Longerbeam ret = ov5640_mod_reg(sensor, OV5640_REG_AWB_MANUAL_CTRL, 256819a81c14SSteve Longerbeam BIT(0), awb ? 0 : 1); 256919a81c14SSteve Longerbeam if (ret) 257019a81c14SSteve Longerbeam return ret; 257119a81c14SSteve Longerbeam 257219a81c14SSteve Longerbeam if (!awb) { 257319a81c14SSteve Longerbeam u16 red = (u16)sensor->ctrls.red_balance->val; 257419a81c14SSteve Longerbeam u16 blue = (u16)sensor->ctrls.blue_balance->val; 257519a81c14SSteve Longerbeam 257619a81c14SSteve Longerbeam ret = ov5640_write_reg16(sensor, OV5640_REG_AWB_R_GAIN, red); 257719a81c14SSteve Longerbeam if (ret) 257819a81c14SSteve Longerbeam return ret; 257919a81c14SSteve Longerbeam ret = ov5640_write_reg16(sensor, OV5640_REG_AWB_B_GAIN, blue); 258019a81c14SSteve Longerbeam } 258119a81c14SSteve Longerbeam 258219a81c14SSteve Longerbeam return ret; 258319a81c14SSteve Longerbeam } 258419a81c14SSteve Longerbeam 25853cca8ef5SHugues Fruchet static int ov5640_set_ctrl_exposure(struct ov5640_dev *sensor, 25863cca8ef5SHugues Fruchet enum v4l2_exposure_auto_type auto_exposure) 258719a81c14SSteve Longerbeam { 258819a81c14SSteve Longerbeam struct ov5640_ctrls *ctrls = &sensor->ctrls; 25893cca8ef5SHugues Fruchet bool auto_exp = (auto_exposure == V4L2_EXPOSURE_AUTO); 259019a81c14SSteve Longerbeam int ret = 0; 259119a81c14SSteve Longerbeam 259219a81c14SSteve Longerbeam if (ctrls->auto_exp->is_new) { 25933cca8ef5SHugues Fruchet ret = ov5640_set_autoexposure(sensor, auto_exp); 259419a81c14SSteve Longerbeam if (ret) 259519a81c14SSteve Longerbeam return ret; 259619a81c14SSteve Longerbeam } 259719a81c14SSteve Longerbeam 25983cca8ef5SHugues Fruchet if (!auto_exp && ctrls->exposure->is_new) { 259919a81c14SSteve Longerbeam u16 max_exp; 260019a81c14SSteve Longerbeam 260119a81c14SSteve Longerbeam ret = ov5640_read_reg16(sensor, OV5640_REG_AEC_PK_VTS, 260219a81c14SSteve Longerbeam &max_exp); 260319a81c14SSteve Longerbeam if (ret) 260419a81c14SSteve Longerbeam return ret; 260519a81c14SSteve Longerbeam ret = ov5640_get_vts(sensor); 260619a81c14SSteve Longerbeam if (ret < 0) 260719a81c14SSteve Longerbeam return ret; 260819a81c14SSteve Longerbeam max_exp += ret; 26096146fde3SHugues Fruchet ret = 0; 261019a81c14SSteve Longerbeam 261119a81c14SSteve Longerbeam if (ctrls->exposure->val < max_exp) 261219a81c14SSteve Longerbeam ret = ov5640_set_exposure(sensor, ctrls->exposure->val); 261319a81c14SSteve Longerbeam } 261419a81c14SSteve Longerbeam 261519a81c14SSteve Longerbeam return ret; 261619a81c14SSteve Longerbeam } 261719a81c14SSteve Longerbeam 26183cca8ef5SHugues Fruchet static int ov5640_set_ctrl_gain(struct ov5640_dev *sensor, bool auto_gain) 261919a81c14SSteve Longerbeam { 262019a81c14SSteve Longerbeam struct ov5640_ctrls *ctrls = &sensor->ctrls; 262119a81c14SSteve Longerbeam int ret = 0; 262219a81c14SSteve Longerbeam 262319a81c14SSteve Longerbeam if (ctrls->auto_gain->is_new) { 26243cca8ef5SHugues Fruchet ret = ov5640_set_autogain(sensor, auto_gain); 262519a81c14SSteve Longerbeam if (ret) 262619a81c14SSteve Longerbeam return ret; 262719a81c14SSteve Longerbeam } 262819a81c14SSteve Longerbeam 26293cca8ef5SHugues Fruchet if (!auto_gain && ctrls->gain->is_new) 26303cca8ef5SHugues Fruchet ret = ov5640_set_gain(sensor, ctrls->gain->val); 263119a81c14SSteve Longerbeam 263219a81c14SSteve Longerbeam return ret; 263319a81c14SSteve Longerbeam } 263419a81c14SSteve Longerbeam 263519a81c14SSteve Longerbeam static int ov5640_set_ctrl_test_pattern(struct ov5640_dev *sensor, int value) 263619a81c14SSteve Longerbeam { 263719a81c14SSteve Longerbeam return ov5640_mod_reg(sensor, OV5640_REG_PRE_ISP_TEST_SET1, 263819a81c14SSteve Longerbeam 0xa4, value ? 0xa4 : 0); 263919a81c14SSteve Longerbeam } 264019a81c14SSteve Longerbeam 26411068fecaSMylène Josserand static int ov5640_set_ctrl_light_freq(struct ov5640_dev *sensor, int value) 26421068fecaSMylène Josserand { 26431068fecaSMylène Josserand int ret; 26441068fecaSMylène Josserand 26451068fecaSMylène Josserand ret = ov5640_mod_reg(sensor, OV5640_REG_HZ5060_CTRL01, BIT(7), 26461068fecaSMylène Josserand (value == V4L2_CID_POWER_LINE_FREQUENCY_AUTO) ? 26471068fecaSMylène Josserand 0 : BIT(7)); 26481068fecaSMylène Josserand if (ret) 26491068fecaSMylène Josserand return ret; 26501068fecaSMylène Josserand 26511068fecaSMylène Josserand return ov5640_mod_reg(sensor, OV5640_REG_HZ5060_CTRL00, BIT(2), 26521068fecaSMylène Josserand (value == V4L2_CID_POWER_LINE_FREQUENCY_50HZ) ? 26531068fecaSMylène Josserand BIT(2) : 0); 26541068fecaSMylène Josserand } 26551068fecaSMylène Josserand 2656ce85705aSHugues Fruchet static int ov5640_set_ctrl_hflip(struct ov5640_dev *sensor, int value) 2657ce85705aSHugues Fruchet { 2658ce85705aSHugues Fruchet /* 2659c3f3ba3eSHugues Fruchet * If sensor is mounted upside down, mirror logic is inversed. 2660c3f3ba3eSHugues Fruchet * 2661ce85705aSHugues Fruchet * Sensor is a BSI (Back Side Illuminated) one, 2662ce85705aSHugues Fruchet * so image captured is physically mirrored. 2663ce85705aSHugues Fruchet * This is why mirror logic is inversed in 2664ce85705aSHugues Fruchet * order to cancel this mirror effect. 2665ce85705aSHugues Fruchet */ 2666ce85705aSHugues Fruchet 2667ce85705aSHugues Fruchet /* 2668ce85705aSHugues Fruchet * TIMING TC REG21: 2669ce85705aSHugues Fruchet * - [2]: ISP mirror 2670ce85705aSHugues Fruchet * - [1]: Sensor mirror 2671ce85705aSHugues Fruchet */ 2672ce85705aSHugues Fruchet return ov5640_mod_reg(sensor, OV5640_REG_TIMING_TC_REG21, 2673ce85705aSHugues Fruchet BIT(2) | BIT(1), 2674c3f3ba3eSHugues Fruchet (!(value ^ sensor->upside_down)) ? 2675c3f3ba3eSHugues Fruchet (BIT(2) | BIT(1)) : 0); 2676ce85705aSHugues Fruchet } 2677ce85705aSHugues Fruchet 2678ce85705aSHugues Fruchet static int ov5640_set_ctrl_vflip(struct ov5640_dev *sensor, int value) 2679ce85705aSHugues Fruchet { 2680c3f3ba3eSHugues Fruchet /* If sensor is mounted upside down, flip logic is inversed */ 2681c3f3ba3eSHugues Fruchet 2682ce85705aSHugues Fruchet /* 2683ce85705aSHugues Fruchet * TIMING TC REG20: 2684ce85705aSHugues Fruchet * - [2]: ISP vflip 2685ce85705aSHugues Fruchet * - [1]: Sensor vflip 2686ce85705aSHugues Fruchet */ 2687ce85705aSHugues Fruchet return ov5640_mod_reg(sensor, OV5640_REG_TIMING_TC_REG20, 2688ce85705aSHugues Fruchet BIT(2) | BIT(1), 2689c3f3ba3eSHugues Fruchet (value ^ sensor->upside_down) ? 2690c3f3ba3eSHugues Fruchet (BIT(2) | BIT(1)) : 0); 2691ce85705aSHugues Fruchet } 2692ce85705aSHugues Fruchet 269319a81c14SSteve Longerbeam static int ov5640_g_volatile_ctrl(struct v4l2_ctrl *ctrl) 269419a81c14SSteve Longerbeam { 269519a81c14SSteve Longerbeam struct v4l2_subdev *sd = ctrl_to_sd(ctrl); 269619a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 269719a81c14SSteve Longerbeam int val; 269819a81c14SSteve Longerbeam 269919a81c14SSteve Longerbeam /* v4l2_ctrl_lock() locks our own mutex */ 270019a81c14SSteve Longerbeam 270119a81c14SSteve Longerbeam switch (ctrl->id) { 270219a81c14SSteve Longerbeam case V4L2_CID_AUTOGAIN: 270319a81c14SSteve Longerbeam val = ov5640_get_gain(sensor); 270419a81c14SSteve Longerbeam if (val < 0) 270519a81c14SSteve Longerbeam return val; 270619a81c14SSteve Longerbeam sensor->ctrls.gain->val = val; 270719a81c14SSteve Longerbeam break; 270819a81c14SSteve Longerbeam case V4L2_CID_EXPOSURE_AUTO: 270919a81c14SSteve Longerbeam val = ov5640_get_exposure(sensor); 271019a81c14SSteve Longerbeam if (val < 0) 271119a81c14SSteve Longerbeam return val; 271219a81c14SSteve Longerbeam sensor->ctrls.exposure->val = val; 271319a81c14SSteve Longerbeam break; 271419a81c14SSteve Longerbeam } 271519a81c14SSteve Longerbeam 271619a81c14SSteve Longerbeam return 0; 271719a81c14SSteve Longerbeam } 271819a81c14SSteve Longerbeam 271919a81c14SSteve Longerbeam static int ov5640_s_ctrl(struct v4l2_ctrl *ctrl) 272019a81c14SSteve Longerbeam { 272119a81c14SSteve Longerbeam struct v4l2_subdev *sd = ctrl_to_sd(ctrl); 272219a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 272319a81c14SSteve Longerbeam int ret; 272419a81c14SSteve Longerbeam 272519a81c14SSteve Longerbeam /* v4l2_ctrl_lock() locks our own mutex */ 272619a81c14SSteve Longerbeam 272719a81c14SSteve Longerbeam /* 272819a81c14SSteve Longerbeam * If the device is not powered up by the host driver do 272919a81c14SSteve Longerbeam * not apply any controls to H/W at this time. Instead 273019a81c14SSteve Longerbeam * the controls will be restored right after power-up. 273119a81c14SSteve Longerbeam */ 273219a81c14SSteve Longerbeam if (sensor->power_count == 0) 273319a81c14SSteve Longerbeam return 0; 273419a81c14SSteve Longerbeam 273519a81c14SSteve Longerbeam switch (ctrl->id) { 273619a81c14SSteve Longerbeam case V4L2_CID_AUTOGAIN: 273719a81c14SSteve Longerbeam ret = ov5640_set_ctrl_gain(sensor, ctrl->val); 273819a81c14SSteve Longerbeam break; 273919a81c14SSteve Longerbeam case V4L2_CID_EXPOSURE_AUTO: 274019a81c14SSteve Longerbeam ret = ov5640_set_ctrl_exposure(sensor, ctrl->val); 274119a81c14SSteve Longerbeam break; 274219a81c14SSteve Longerbeam case V4L2_CID_AUTO_WHITE_BALANCE: 274319a81c14SSteve Longerbeam ret = ov5640_set_ctrl_white_balance(sensor, ctrl->val); 274419a81c14SSteve Longerbeam break; 274519a81c14SSteve Longerbeam case V4L2_CID_HUE: 274619a81c14SSteve Longerbeam ret = ov5640_set_ctrl_hue(sensor, ctrl->val); 274719a81c14SSteve Longerbeam break; 274819a81c14SSteve Longerbeam case V4L2_CID_CONTRAST: 274919a81c14SSteve Longerbeam ret = ov5640_set_ctrl_contrast(sensor, ctrl->val); 275019a81c14SSteve Longerbeam break; 275119a81c14SSteve Longerbeam case V4L2_CID_SATURATION: 275219a81c14SSteve Longerbeam ret = ov5640_set_ctrl_saturation(sensor, ctrl->val); 275319a81c14SSteve Longerbeam break; 275419a81c14SSteve Longerbeam case V4L2_CID_TEST_PATTERN: 275519a81c14SSteve Longerbeam ret = ov5640_set_ctrl_test_pattern(sensor, ctrl->val); 275619a81c14SSteve Longerbeam break; 27571068fecaSMylène Josserand case V4L2_CID_POWER_LINE_FREQUENCY: 27581068fecaSMylène Josserand ret = ov5640_set_ctrl_light_freq(sensor, ctrl->val); 27591068fecaSMylène Josserand break; 2760ce85705aSHugues Fruchet case V4L2_CID_HFLIP: 2761ce85705aSHugues Fruchet ret = ov5640_set_ctrl_hflip(sensor, ctrl->val); 2762ce85705aSHugues Fruchet break; 2763ce85705aSHugues Fruchet case V4L2_CID_VFLIP: 2764ce85705aSHugues Fruchet ret = ov5640_set_ctrl_vflip(sensor, ctrl->val); 2765ce85705aSHugues Fruchet break; 276619a81c14SSteve Longerbeam default: 276719a81c14SSteve Longerbeam ret = -EINVAL; 276819a81c14SSteve Longerbeam break; 276919a81c14SSteve Longerbeam } 277019a81c14SSteve Longerbeam 277119a81c14SSteve Longerbeam return ret; 277219a81c14SSteve Longerbeam } 277319a81c14SSteve Longerbeam 277419a81c14SSteve Longerbeam static const struct v4l2_ctrl_ops ov5640_ctrl_ops = { 277519a81c14SSteve Longerbeam .g_volatile_ctrl = ov5640_g_volatile_ctrl, 277619a81c14SSteve Longerbeam .s_ctrl = ov5640_s_ctrl, 277719a81c14SSteve Longerbeam }; 277819a81c14SSteve Longerbeam 277919a81c14SSteve Longerbeam static const char * const test_pattern_menu[] = { 278019a81c14SSteve Longerbeam "Disabled", 278119a81c14SSteve Longerbeam "Color bars", 278219a81c14SSteve Longerbeam }; 278319a81c14SSteve Longerbeam 278419a81c14SSteve Longerbeam static int ov5640_init_controls(struct ov5640_dev *sensor) 278519a81c14SSteve Longerbeam { 278619a81c14SSteve Longerbeam const struct v4l2_ctrl_ops *ops = &ov5640_ctrl_ops; 278719a81c14SSteve Longerbeam struct ov5640_ctrls *ctrls = &sensor->ctrls; 278819a81c14SSteve Longerbeam struct v4l2_ctrl_handler *hdl = &ctrls->handler; 278919a81c14SSteve Longerbeam int ret; 279019a81c14SSteve Longerbeam 279119a81c14SSteve Longerbeam v4l2_ctrl_handler_init(hdl, 32); 279219a81c14SSteve Longerbeam 279319a81c14SSteve Longerbeam /* we can use our own mutex for the ctrl lock */ 279419a81c14SSteve Longerbeam hdl->lock = &sensor->lock; 279519a81c14SSteve Longerbeam 279619a81c14SSteve Longerbeam /* Auto/manual white balance */ 279719a81c14SSteve Longerbeam ctrls->auto_wb = v4l2_ctrl_new_std(hdl, ops, 279819a81c14SSteve Longerbeam V4L2_CID_AUTO_WHITE_BALANCE, 279919a81c14SSteve Longerbeam 0, 1, 1, 1); 280019a81c14SSteve Longerbeam ctrls->blue_balance = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_BLUE_BALANCE, 280119a81c14SSteve Longerbeam 0, 4095, 1, 0); 280219a81c14SSteve Longerbeam ctrls->red_balance = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_RED_BALANCE, 280319a81c14SSteve Longerbeam 0, 4095, 1, 0); 280419a81c14SSteve Longerbeam /* Auto/manual exposure */ 280519a81c14SSteve Longerbeam ctrls->auto_exp = v4l2_ctrl_new_std_menu(hdl, ops, 280619a81c14SSteve Longerbeam V4L2_CID_EXPOSURE_AUTO, 280719a81c14SSteve Longerbeam V4L2_EXPOSURE_MANUAL, 0, 280819a81c14SSteve Longerbeam V4L2_EXPOSURE_AUTO); 280919a81c14SSteve Longerbeam ctrls->exposure = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_EXPOSURE, 281019a81c14SSteve Longerbeam 0, 65535, 1, 0); 281119a81c14SSteve Longerbeam /* Auto/manual gain */ 281219a81c14SSteve Longerbeam ctrls->auto_gain = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_AUTOGAIN, 281319a81c14SSteve Longerbeam 0, 1, 1, 1); 281419a81c14SSteve Longerbeam ctrls->gain = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_GAIN, 281519a81c14SSteve Longerbeam 0, 1023, 1, 0); 281619a81c14SSteve Longerbeam 281719a81c14SSteve Longerbeam ctrls->saturation = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_SATURATION, 281819a81c14SSteve Longerbeam 0, 255, 1, 64); 281919a81c14SSteve Longerbeam ctrls->hue = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_HUE, 282019a81c14SSteve Longerbeam 0, 359, 1, 0); 282119a81c14SSteve Longerbeam ctrls->contrast = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_CONTRAST, 282219a81c14SSteve Longerbeam 0, 255, 1, 0); 282319a81c14SSteve Longerbeam ctrls->test_pattern = 282419a81c14SSteve Longerbeam v4l2_ctrl_new_std_menu_items(hdl, ops, V4L2_CID_TEST_PATTERN, 282519a81c14SSteve Longerbeam ARRAY_SIZE(test_pattern_menu) - 1, 282619a81c14SSteve Longerbeam 0, 0, test_pattern_menu); 2827ce85705aSHugues Fruchet ctrls->hflip = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_HFLIP, 2828ce85705aSHugues Fruchet 0, 1, 1, 0); 2829ce85705aSHugues Fruchet ctrls->vflip = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_VFLIP, 2830ce85705aSHugues Fruchet 0, 1, 1, 0); 283119a81c14SSteve Longerbeam 28321068fecaSMylène Josserand ctrls->light_freq = 28331068fecaSMylène Josserand v4l2_ctrl_new_std_menu(hdl, ops, 28341068fecaSMylène Josserand V4L2_CID_POWER_LINE_FREQUENCY, 28351068fecaSMylène Josserand V4L2_CID_POWER_LINE_FREQUENCY_AUTO, 0, 28361068fecaSMylène Josserand V4L2_CID_POWER_LINE_FREQUENCY_50HZ); 28371068fecaSMylène Josserand 283819a81c14SSteve Longerbeam if (hdl->error) { 283919a81c14SSteve Longerbeam ret = hdl->error; 284019a81c14SSteve Longerbeam goto free_ctrls; 284119a81c14SSteve Longerbeam } 284219a81c14SSteve Longerbeam 284319a81c14SSteve Longerbeam ctrls->gain->flags |= V4L2_CTRL_FLAG_VOLATILE; 284419a81c14SSteve Longerbeam ctrls->exposure->flags |= V4L2_CTRL_FLAG_VOLATILE; 284519a81c14SSteve Longerbeam 284619a81c14SSteve Longerbeam v4l2_ctrl_auto_cluster(3, &ctrls->auto_wb, 0, false); 284719a81c14SSteve Longerbeam v4l2_ctrl_auto_cluster(2, &ctrls->auto_gain, 0, true); 284819a81c14SSteve Longerbeam v4l2_ctrl_auto_cluster(2, &ctrls->auto_exp, 1, true); 284919a81c14SSteve Longerbeam 285019a81c14SSteve Longerbeam sensor->sd.ctrl_handler = hdl; 285119a81c14SSteve Longerbeam return 0; 285219a81c14SSteve Longerbeam 285319a81c14SSteve Longerbeam free_ctrls: 285419a81c14SSteve Longerbeam v4l2_ctrl_handler_free(hdl); 285519a81c14SSteve Longerbeam return ret; 285619a81c14SSteve Longerbeam } 285719a81c14SSteve Longerbeam 285819a81c14SSteve Longerbeam static int ov5640_enum_frame_size(struct v4l2_subdev *sd, 285919a81c14SSteve Longerbeam struct v4l2_subdev_pad_config *cfg, 286019a81c14SSteve Longerbeam struct v4l2_subdev_frame_size_enum *fse) 286119a81c14SSteve Longerbeam { 286219a81c14SSteve Longerbeam if (fse->pad != 0) 286319a81c14SSteve Longerbeam return -EINVAL; 286419a81c14SSteve Longerbeam if (fse->index >= OV5640_NUM_MODES) 286519a81c14SSteve Longerbeam return -EINVAL; 286619a81c14SSteve Longerbeam 286741d8d7f5SHugues Fruchet fse->min_width = 2868dba13a0bSMaxime Ripard ov5640_mode_data[0][fse->index].hact; 286941d8d7f5SHugues Fruchet fse->max_width = fse->min_width; 287041d8d7f5SHugues Fruchet fse->min_height = 2871dba13a0bSMaxime Ripard ov5640_mode_data[0][fse->index].vact; 287241d8d7f5SHugues Fruchet fse->max_height = fse->min_height; 287319a81c14SSteve Longerbeam 287419a81c14SSteve Longerbeam return 0; 287519a81c14SSteve Longerbeam } 287619a81c14SSteve Longerbeam 287719a81c14SSteve Longerbeam static int ov5640_enum_frame_interval( 287819a81c14SSteve Longerbeam struct v4l2_subdev *sd, 287919a81c14SSteve Longerbeam struct v4l2_subdev_pad_config *cfg, 288019a81c14SSteve Longerbeam struct v4l2_subdev_frame_interval_enum *fie) 288119a81c14SSteve Longerbeam { 288219a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 288319a81c14SSteve Longerbeam struct v4l2_fract tpf; 288419a81c14SSteve Longerbeam int ret; 288519a81c14SSteve Longerbeam 288619a81c14SSteve Longerbeam if (fie->pad != 0) 288719a81c14SSteve Longerbeam return -EINVAL; 288819a81c14SSteve Longerbeam if (fie->index >= OV5640_NUM_FRAMERATES) 288919a81c14SSteve Longerbeam return -EINVAL; 289019a81c14SSteve Longerbeam 289119a81c14SSteve Longerbeam tpf.numerator = 1; 289219a81c14SSteve Longerbeam tpf.denominator = ov5640_framerates[fie->index]; 289319a81c14SSteve Longerbeam 289419a81c14SSteve Longerbeam ret = ov5640_try_frame_interval(sensor, &tpf, 289519a81c14SSteve Longerbeam fie->width, fie->height); 289619a81c14SSteve Longerbeam if (ret < 0) 289719a81c14SSteve Longerbeam return -EINVAL; 289819a81c14SSteve Longerbeam 289919a81c14SSteve Longerbeam fie->interval = tpf; 290019a81c14SSteve Longerbeam return 0; 290119a81c14SSteve Longerbeam } 290219a81c14SSteve Longerbeam 290319a81c14SSteve Longerbeam static int ov5640_g_frame_interval(struct v4l2_subdev *sd, 290419a81c14SSteve Longerbeam struct v4l2_subdev_frame_interval *fi) 290519a81c14SSteve Longerbeam { 290619a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 290719a81c14SSteve Longerbeam 290819a81c14SSteve Longerbeam mutex_lock(&sensor->lock); 290919a81c14SSteve Longerbeam fi->interval = sensor->frame_interval; 291019a81c14SSteve Longerbeam mutex_unlock(&sensor->lock); 291119a81c14SSteve Longerbeam 291219a81c14SSteve Longerbeam return 0; 291319a81c14SSteve Longerbeam } 291419a81c14SSteve Longerbeam 291519a81c14SSteve Longerbeam static int ov5640_s_frame_interval(struct v4l2_subdev *sd, 291619a81c14SSteve Longerbeam struct v4l2_subdev_frame_interval *fi) 291719a81c14SSteve Longerbeam { 291819a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 291919a81c14SSteve Longerbeam const struct ov5640_mode_info *mode; 292019a81c14SSteve Longerbeam int frame_rate, ret = 0; 292119a81c14SSteve Longerbeam 292219a81c14SSteve Longerbeam if (fi->pad != 0) 292319a81c14SSteve Longerbeam return -EINVAL; 292419a81c14SSteve Longerbeam 292519a81c14SSteve Longerbeam mutex_lock(&sensor->lock); 292619a81c14SSteve Longerbeam 292719a81c14SSteve Longerbeam if (sensor->streaming) { 292819a81c14SSteve Longerbeam ret = -EBUSY; 292919a81c14SSteve Longerbeam goto out; 293019a81c14SSteve Longerbeam } 293119a81c14SSteve Longerbeam 293219a81c14SSteve Longerbeam mode = sensor->current_mode; 293319a81c14SSteve Longerbeam 293419a81c14SSteve Longerbeam frame_rate = ov5640_try_frame_interval(sensor, &fi->interval, 2935dba13a0bSMaxime Ripard mode->hact, mode->vact); 293619a81c14SSteve Longerbeam if (frame_rate < 0) 293719a81c14SSteve Longerbeam frame_rate = OV5640_15_FPS; 293819a81c14SSteve Longerbeam 29393c4a7372SHugues Fruchet mode = ov5640_find_mode(sensor, frame_rate, mode->hact, 2940dba13a0bSMaxime Ripard mode->vact, true); 29413c4a7372SHugues Fruchet if (!mode) { 29423c4a7372SHugues Fruchet ret = -EINVAL; 29433c4a7372SHugues Fruchet goto out; 29443c4a7372SHugues Fruchet } 29453c4a7372SHugues Fruchet 29460929983eSHugues Fruchet if (mode != sensor->current_mode || 29470929983eSHugues Fruchet frame_rate != sensor->current_fr) { 29480929983eSHugues Fruchet sensor->current_fr = frame_rate; 29490929983eSHugues Fruchet sensor->frame_interval = fi->interval; 29503c4a7372SHugues Fruchet sensor->current_mode = mode; 295119a81c14SSteve Longerbeam sensor->pending_mode_change = true; 29526949d864SHugues Fruchet } 295319a81c14SSteve Longerbeam out: 295419a81c14SSteve Longerbeam mutex_unlock(&sensor->lock); 295519a81c14SSteve Longerbeam return ret; 295619a81c14SSteve Longerbeam } 295719a81c14SSteve Longerbeam 295819a81c14SSteve Longerbeam static int ov5640_enum_mbus_code(struct v4l2_subdev *sd, 295919a81c14SSteve Longerbeam struct v4l2_subdev_pad_config *cfg, 296019a81c14SSteve Longerbeam struct v4l2_subdev_mbus_code_enum *code) 296119a81c14SSteve Longerbeam { 296219a81c14SSteve Longerbeam if (code->pad != 0) 296319a81c14SSteve Longerbeam return -EINVAL; 2964e3ee691dSHugues Fruchet if (code->index >= ARRAY_SIZE(ov5640_formats)) 296519a81c14SSteve Longerbeam return -EINVAL; 296619a81c14SSteve Longerbeam 2967e3ee691dSHugues Fruchet code->code = ov5640_formats[code->index].code; 296819a81c14SSteve Longerbeam return 0; 296919a81c14SSteve Longerbeam } 297019a81c14SSteve Longerbeam 297119a81c14SSteve Longerbeam static int ov5640_s_stream(struct v4l2_subdev *sd, int enable) 297219a81c14SSteve Longerbeam { 297319a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 297419a81c14SSteve Longerbeam int ret = 0; 297519a81c14SSteve Longerbeam 297619a81c14SSteve Longerbeam mutex_lock(&sensor->lock); 297719a81c14SSteve Longerbeam 297819a81c14SSteve Longerbeam if (sensor->streaming == !enable) { 297919a81c14SSteve Longerbeam if (enable && sensor->pending_mode_change) { 2980985cdcb0SHugues Fruchet ret = ov5640_set_mode(sensor); 298119a81c14SSteve Longerbeam if (ret) 298219a81c14SSteve Longerbeam goto out; 2983fb98e29fSHugues Fruchet } 2984e3ee691dSHugues Fruchet 2985fb98e29fSHugues Fruchet if (enable && sensor->pending_fmt_change) { 2986e3ee691dSHugues Fruchet ret = ov5640_set_framefmt(sensor, &sensor->fmt); 2987e3ee691dSHugues Fruchet if (ret) 2988e3ee691dSHugues Fruchet goto out; 2989fb98e29fSHugues Fruchet sensor->pending_fmt_change = false; 299019a81c14SSteve Longerbeam } 299119a81c14SSteve Longerbeam 29922d95e7edSSakari Ailus if (sensor->ep.bus_type == V4L2_MBUS_CSI2_DPHY) 2993f22996dbSHugues Fruchet ret = ov5640_set_stream_mipi(sensor, enable); 2994f22996dbSHugues Fruchet else 2995f22996dbSHugues Fruchet ret = ov5640_set_stream_dvp(sensor, enable); 2996f22996dbSHugues Fruchet 299719a81c14SSteve Longerbeam if (!ret) 299819a81c14SSteve Longerbeam sensor->streaming = enable; 299919a81c14SSteve Longerbeam } 300019a81c14SSteve Longerbeam out: 300119a81c14SSteve Longerbeam mutex_unlock(&sensor->lock); 300219a81c14SSteve Longerbeam return ret; 300319a81c14SSteve Longerbeam } 300419a81c14SSteve Longerbeam 300519a81c14SSteve Longerbeam static const struct v4l2_subdev_core_ops ov5640_core_ops = { 300619a81c14SSteve Longerbeam .s_power = ov5640_s_power, 30072d18fbc5SAkinobu Mita .log_status = v4l2_ctrl_subdev_log_status, 30082d18fbc5SAkinobu Mita .subscribe_event = v4l2_ctrl_subdev_subscribe_event, 30092d18fbc5SAkinobu Mita .unsubscribe_event = v4l2_event_subdev_unsubscribe, 301019a81c14SSteve Longerbeam }; 301119a81c14SSteve Longerbeam 301219a81c14SSteve Longerbeam static const struct v4l2_subdev_video_ops ov5640_video_ops = { 301319a81c14SSteve Longerbeam .g_frame_interval = ov5640_g_frame_interval, 301419a81c14SSteve Longerbeam .s_frame_interval = ov5640_s_frame_interval, 301519a81c14SSteve Longerbeam .s_stream = ov5640_s_stream, 301619a81c14SSteve Longerbeam }; 301719a81c14SSteve Longerbeam 301819a81c14SSteve Longerbeam static const struct v4l2_subdev_pad_ops ov5640_pad_ops = { 301919a81c14SSteve Longerbeam .enum_mbus_code = ov5640_enum_mbus_code, 302019a81c14SSteve Longerbeam .get_fmt = ov5640_get_fmt, 302119a81c14SSteve Longerbeam .set_fmt = ov5640_set_fmt, 302219a81c14SSteve Longerbeam .enum_frame_size = ov5640_enum_frame_size, 302319a81c14SSteve Longerbeam .enum_frame_interval = ov5640_enum_frame_interval, 302419a81c14SSteve Longerbeam }; 302519a81c14SSteve Longerbeam 302619a81c14SSteve Longerbeam static const struct v4l2_subdev_ops ov5640_subdev_ops = { 302719a81c14SSteve Longerbeam .core = &ov5640_core_ops, 302819a81c14SSteve Longerbeam .video = &ov5640_video_ops, 302919a81c14SSteve Longerbeam .pad = &ov5640_pad_ops, 303019a81c14SSteve Longerbeam }; 303119a81c14SSteve Longerbeam 303219a81c14SSteve Longerbeam static int ov5640_get_regulators(struct ov5640_dev *sensor) 303319a81c14SSteve Longerbeam { 303419a81c14SSteve Longerbeam int i; 303519a81c14SSteve Longerbeam 303619a81c14SSteve Longerbeam for (i = 0; i < OV5640_NUM_SUPPLIES; i++) 303719a81c14SSteve Longerbeam sensor->supplies[i].supply = ov5640_supply_name[i]; 303819a81c14SSteve Longerbeam 303919a81c14SSteve Longerbeam return devm_regulator_bulk_get(&sensor->i2c_client->dev, 304019a81c14SSteve Longerbeam OV5640_NUM_SUPPLIES, 304119a81c14SSteve Longerbeam sensor->supplies); 304219a81c14SSteve Longerbeam } 304319a81c14SSteve Longerbeam 30440f7acb52SHugues Fruchet static int ov5640_check_chip_id(struct ov5640_dev *sensor) 30450f7acb52SHugues Fruchet { 30460f7acb52SHugues Fruchet struct i2c_client *client = sensor->i2c_client; 30470f7acb52SHugues Fruchet int ret = 0; 30480f7acb52SHugues Fruchet u16 chip_id; 30490f7acb52SHugues Fruchet 30500f7acb52SHugues Fruchet ret = ov5640_set_power_on(sensor); 30510f7acb52SHugues Fruchet if (ret) 30520f7acb52SHugues Fruchet return ret; 30530f7acb52SHugues Fruchet 30540f7acb52SHugues Fruchet ret = ov5640_read_reg16(sensor, OV5640_REG_CHIP_ID, &chip_id); 30550f7acb52SHugues Fruchet if (ret) { 30560f7acb52SHugues Fruchet dev_err(&client->dev, "%s: failed to read chip identifier\n", 30570f7acb52SHugues Fruchet __func__); 30580f7acb52SHugues Fruchet goto power_off; 30590f7acb52SHugues Fruchet } 30600f7acb52SHugues Fruchet 30610f7acb52SHugues Fruchet if (chip_id != 0x5640) { 30620f7acb52SHugues Fruchet dev_err(&client->dev, "%s: wrong chip identifier, expected 0x5640, got 0x%x\n", 30630f7acb52SHugues Fruchet __func__, chip_id); 30640f7acb52SHugues Fruchet ret = -ENXIO; 30650f7acb52SHugues Fruchet } 30660f7acb52SHugues Fruchet 30670f7acb52SHugues Fruchet power_off: 30680f7acb52SHugues Fruchet ov5640_set_power_off(sensor); 30690f7acb52SHugues Fruchet return ret; 30700f7acb52SHugues Fruchet } 30710f7acb52SHugues Fruchet 307219a81c14SSteve Longerbeam static int ov5640_probe(struct i2c_client *client, 307319a81c14SSteve Longerbeam const struct i2c_device_id *id) 307419a81c14SSteve Longerbeam { 307519a81c14SSteve Longerbeam struct device *dev = &client->dev; 307619a81c14SSteve Longerbeam struct fwnode_handle *endpoint; 307719a81c14SSteve Longerbeam struct ov5640_dev *sensor; 3078e6441fdeSHugues Fruchet struct v4l2_mbus_framefmt *fmt; 3079c3f3ba3eSHugues Fruchet u32 rotation; 308019a81c14SSteve Longerbeam int ret; 308119a81c14SSteve Longerbeam 308219a81c14SSteve Longerbeam sensor = devm_kzalloc(dev, sizeof(*sensor), GFP_KERNEL); 308319a81c14SSteve Longerbeam if (!sensor) 308419a81c14SSteve Longerbeam return -ENOMEM; 308519a81c14SSteve Longerbeam 308619a81c14SSteve Longerbeam sensor->i2c_client = client; 3087fb98e29fSHugues Fruchet 3088fb98e29fSHugues Fruchet /* 3089fb98e29fSHugues Fruchet * default init sequence initialize sensor to 3090fb98e29fSHugues Fruchet * YUV422 UYVY VGA@30fps 3091fb98e29fSHugues Fruchet */ 3092e6441fdeSHugues Fruchet fmt = &sensor->fmt; 3093fb98e29fSHugues Fruchet fmt->code = MEDIA_BUS_FMT_UYVY8_2X8; 3094fb98e29fSHugues Fruchet fmt->colorspace = V4L2_COLORSPACE_SRGB; 3095e6441fdeSHugues Fruchet fmt->ycbcr_enc = V4L2_MAP_YCBCR_ENC_DEFAULT(fmt->colorspace); 3096e6441fdeSHugues Fruchet fmt->quantization = V4L2_QUANTIZATION_FULL_RANGE; 3097e6441fdeSHugues Fruchet fmt->xfer_func = V4L2_MAP_XFER_FUNC_DEFAULT(fmt->colorspace); 3098e6441fdeSHugues Fruchet fmt->width = 640; 3099e6441fdeSHugues Fruchet fmt->height = 480; 3100e6441fdeSHugues Fruchet fmt->field = V4L2_FIELD_NONE; 310119a81c14SSteve Longerbeam sensor->frame_interval.numerator = 1; 310219a81c14SSteve Longerbeam sensor->frame_interval.denominator = ov5640_framerates[OV5640_30_FPS]; 310319a81c14SSteve Longerbeam sensor->current_fr = OV5640_30_FPS; 310419a81c14SSteve Longerbeam sensor->current_mode = 310519a81c14SSteve Longerbeam &ov5640_mode_data[OV5640_30_FPS][OV5640_MODE_VGA_640_480]; 3106985cdcb0SHugues Fruchet sensor->last_mode = sensor->current_mode; 310719a81c14SSteve Longerbeam 310819a81c14SSteve Longerbeam sensor->ae_target = 52; 310919a81c14SSteve Longerbeam 3110c3f3ba3eSHugues Fruchet /* optional indication of physical rotation of sensor */ 3111c3f3ba3eSHugues Fruchet ret = fwnode_property_read_u32(dev_fwnode(&client->dev), "rotation", 3112c3f3ba3eSHugues Fruchet &rotation); 3113c3f3ba3eSHugues Fruchet if (!ret) { 3114c3f3ba3eSHugues Fruchet switch (rotation) { 3115c3f3ba3eSHugues Fruchet case 180: 3116c3f3ba3eSHugues Fruchet sensor->upside_down = true; 3117c3f3ba3eSHugues Fruchet /* fall through */ 3118c3f3ba3eSHugues Fruchet case 0: 3119c3f3ba3eSHugues Fruchet break; 3120c3f3ba3eSHugues Fruchet default: 3121c3f3ba3eSHugues Fruchet dev_warn(dev, "%u degrees rotation is not supported, ignoring...\n", 3122c3f3ba3eSHugues Fruchet rotation); 3123c3f3ba3eSHugues Fruchet } 3124c3f3ba3eSHugues Fruchet } 3125c3f3ba3eSHugues Fruchet 3126ce96bcf5SSakari Ailus endpoint = fwnode_graph_get_next_endpoint(dev_fwnode(&client->dev), 3127ce96bcf5SSakari Ailus NULL); 312819a81c14SSteve Longerbeam if (!endpoint) { 312919a81c14SSteve Longerbeam dev_err(dev, "endpoint node not found\n"); 313019a81c14SSteve Longerbeam return -EINVAL; 313119a81c14SSteve Longerbeam } 313219a81c14SSteve Longerbeam 313319a81c14SSteve Longerbeam ret = v4l2_fwnode_endpoint_parse(endpoint, &sensor->ep); 313419a81c14SSteve Longerbeam fwnode_handle_put(endpoint); 313519a81c14SSteve Longerbeam if (ret) { 313619a81c14SSteve Longerbeam dev_err(dev, "Could not parse endpoint\n"); 313719a81c14SSteve Longerbeam return ret; 313819a81c14SSteve Longerbeam } 313919a81c14SSteve Longerbeam 314019a81c14SSteve Longerbeam /* get system clock (xclk) */ 314119a81c14SSteve Longerbeam sensor->xclk = devm_clk_get(dev, "xclk"); 314219a81c14SSteve Longerbeam if (IS_ERR(sensor->xclk)) { 314319a81c14SSteve Longerbeam dev_err(dev, "failed to get xclk\n"); 314419a81c14SSteve Longerbeam return PTR_ERR(sensor->xclk); 314519a81c14SSteve Longerbeam } 314619a81c14SSteve Longerbeam 314719a81c14SSteve Longerbeam sensor->xclk_freq = clk_get_rate(sensor->xclk); 314819a81c14SSteve Longerbeam if (sensor->xclk_freq < OV5640_XCLK_MIN || 314919a81c14SSteve Longerbeam sensor->xclk_freq > OV5640_XCLK_MAX) { 315019a81c14SSteve Longerbeam dev_err(dev, "xclk frequency out of range: %d Hz\n", 315119a81c14SSteve Longerbeam sensor->xclk_freq); 315219a81c14SSteve Longerbeam return -EINVAL; 315319a81c14SSteve Longerbeam } 315419a81c14SSteve Longerbeam 315519a81c14SSteve Longerbeam /* request optional power down pin */ 315619a81c14SSteve Longerbeam sensor->pwdn_gpio = devm_gpiod_get_optional(dev, "powerdown", 315719a81c14SSteve Longerbeam GPIOD_OUT_HIGH); 315819a81c14SSteve Longerbeam /* request optional reset pin */ 315919a81c14SSteve Longerbeam sensor->reset_gpio = devm_gpiod_get_optional(dev, "reset", 316019a81c14SSteve Longerbeam GPIOD_OUT_HIGH); 316119a81c14SSteve Longerbeam 316219a81c14SSteve Longerbeam v4l2_i2c_subdev_init(&sensor->sd, client, &ov5640_subdev_ops); 316319a81c14SSteve Longerbeam 31642d18fbc5SAkinobu Mita sensor->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE | 31652d18fbc5SAkinobu Mita V4L2_SUBDEV_FL_HAS_EVENTS; 316619a81c14SSteve Longerbeam sensor->pad.flags = MEDIA_PAD_FL_SOURCE; 316719a81c14SSteve Longerbeam sensor->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR; 316819a81c14SSteve Longerbeam ret = media_entity_pads_init(&sensor->sd.entity, 1, &sensor->pad); 316919a81c14SSteve Longerbeam if (ret) 317019a81c14SSteve Longerbeam return ret; 317119a81c14SSteve Longerbeam 317219a81c14SSteve Longerbeam ret = ov5640_get_regulators(sensor); 317319a81c14SSteve Longerbeam if (ret) 317419a81c14SSteve Longerbeam return ret; 317519a81c14SSteve Longerbeam 317619a81c14SSteve Longerbeam mutex_init(&sensor->lock); 317719a81c14SSteve Longerbeam 31780f7acb52SHugues Fruchet ret = ov5640_check_chip_id(sensor); 31790f7acb52SHugues Fruchet if (ret) 31800f7acb52SHugues Fruchet goto entity_cleanup; 31810f7acb52SHugues Fruchet 318219a81c14SSteve Longerbeam ret = ov5640_init_controls(sensor); 318319a81c14SSteve Longerbeam if (ret) 318419a81c14SSteve Longerbeam goto entity_cleanup; 318519a81c14SSteve Longerbeam 318619a81c14SSteve Longerbeam ret = v4l2_async_register_subdev(&sensor->sd); 318719a81c14SSteve Longerbeam if (ret) 318819a81c14SSteve Longerbeam goto free_ctrls; 318919a81c14SSteve Longerbeam 319019a81c14SSteve Longerbeam return 0; 319119a81c14SSteve Longerbeam 319219a81c14SSteve Longerbeam free_ctrls: 319319a81c14SSteve Longerbeam v4l2_ctrl_handler_free(&sensor->ctrls.handler); 319419a81c14SSteve Longerbeam entity_cleanup: 319519a81c14SSteve Longerbeam mutex_destroy(&sensor->lock); 319619a81c14SSteve Longerbeam media_entity_cleanup(&sensor->sd.entity); 319719a81c14SSteve Longerbeam return ret; 319819a81c14SSteve Longerbeam } 319919a81c14SSteve Longerbeam 320019a81c14SSteve Longerbeam static int ov5640_remove(struct i2c_client *client) 320119a81c14SSteve Longerbeam { 320219a81c14SSteve Longerbeam struct v4l2_subdev *sd = i2c_get_clientdata(client); 320319a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 320419a81c14SSteve Longerbeam 320519a81c14SSteve Longerbeam v4l2_async_unregister_subdev(&sensor->sd); 320619a81c14SSteve Longerbeam mutex_destroy(&sensor->lock); 320719a81c14SSteve Longerbeam media_entity_cleanup(&sensor->sd.entity); 320819a81c14SSteve Longerbeam v4l2_ctrl_handler_free(&sensor->ctrls.handler); 320919a81c14SSteve Longerbeam 321019a81c14SSteve Longerbeam return 0; 321119a81c14SSteve Longerbeam } 321219a81c14SSteve Longerbeam 321319a81c14SSteve Longerbeam static const struct i2c_device_id ov5640_id[] = { 321419a81c14SSteve Longerbeam {"ov5640", 0}, 321519a81c14SSteve Longerbeam {}, 321619a81c14SSteve Longerbeam }; 321719a81c14SSteve Longerbeam MODULE_DEVICE_TABLE(i2c, ov5640_id); 321819a81c14SSteve Longerbeam 321919a81c14SSteve Longerbeam static const struct of_device_id ov5640_dt_ids[] = { 322019a81c14SSteve Longerbeam { .compatible = "ovti,ov5640" }, 322119a81c14SSteve Longerbeam { /* sentinel */ } 322219a81c14SSteve Longerbeam }; 322319a81c14SSteve Longerbeam MODULE_DEVICE_TABLE(of, ov5640_dt_ids); 322419a81c14SSteve Longerbeam 322519a81c14SSteve Longerbeam static struct i2c_driver ov5640_i2c_driver = { 322619a81c14SSteve Longerbeam .driver = { 322719a81c14SSteve Longerbeam .name = "ov5640", 322819a81c14SSteve Longerbeam .of_match_table = ov5640_dt_ids, 322919a81c14SSteve Longerbeam }, 323019a81c14SSteve Longerbeam .id_table = ov5640_id, 323119a81c14SSteve Longerbeam .probe = ov5640_probe, 323219a81c14SSteve Longerbeam .remove = ov5640_remove, 323319a81c14SSteve Longerbeam }; 323419a81c14SSteve Longerbeam 323519a81c14SSteve Longerbeam module_i2c_driver(ov5640_i2c_driver); 323619a81c14SSteve Longerbeam 323719a81c14SSteve Longerbeam MODULE_DESCRIPTION("OV5640 MIPI Camera Subdev Driver"); 323819a81c14SSteve Longerbeam MODULE_LICENSE("GPL"); 3239