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}, 266c14d107eSMaxime Ripard {0x3630, 0x36, 0, 0}, 26719a81c14SSteve Longerbeam {0x3631, 0x0e, 0, 0}, {0x3632, 0xe2, 0, 0}, {0x3633, 0x12, 0, 0}, 26819a81c14SSteve Longerbeam {0x3621, 0xe0, 0, 0}, {0x3704, 0xa0, 0, 0}, {0x3703, 0x5a, 0, 0}, 26919a81c14SSteve Longerbeam {0x3715, 0x78, 0, 0}, {0x3717, 0x01, 0, 0}, {0x370b, 0x60, 0, 0}, 27019a81c14SSteve Longerbeam {0x3705, 0x1a, 0, 0}, {0x3905, 0x02, 0, 0}, {0x3906, 0x10, 0, 0}, 27119a81c14SSteve Longerbeam {0x3901, 0x0a, 0, 0}, {0x3731, 0x12, 0, 0}, {0x3600, 0x08, 0, 0}, 27219a81c14SSteve Longerbeam {0x3601, 0x33, 0, 0}, {0x302d, 0x60, 0, 0}, {0x3620, 0x52, 0, 0}, 27319a81c14SSteve Longerbeam {0x371b, 0x20, 0, 0}, {0x471c, 0x50, 0, 0}, {0x3a13, 0x43, 0, 0}, 27419a81c14SSteve Longerbeam {0x3a18, 0x00, 0, 0}, {0x3a19, 0xf8, 0, 0}, {0x3635, 0x13, 0, 0}, 27519a81c14SSteve Longerbeam {0x3636, 0x03, 0, 0}, {0x3634, 0x40, 0, 0}, {0x3622, 0x01, 0, 0}, 27619a81c14SSteve Longerbeam {0x3c01, 0xa4, 0, 0}, {0x3c04, 0x28, 0, 0}, {0x3c05, 0x98, 0, 0}, 27719a81c14SSteve Longerbeam {0x3c06, 0x00, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c08, 0x00, 0, 0}, 27819a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 27919a81c14SSteve Longerbeam {0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0}, 28019a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 28119a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 28219a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 283476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 28419a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 28519a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 28619a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 28719a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 28819a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 28919a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 29019a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x3000, 0x00, 0, 0}, 29119a81c14SSteve Longerbeam {0x3002, 0x1c, 0, 0}, {0x3004, 0xff, 0, 0}, {0x3006, 0xc3, 0, 0}, 292aa4bb8b8SJacopo Mondi {0x302e, 0x08, 0, 0}, {0x4300, 0x3f, 0, 0}, 29319a81c14SSteve Longerbeam {0x501f, 0x00, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0}, 29419a81c14SSteve Longerbeam {0x440e, 0x00, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 295aa4bb8b8SJacopo Mondi {0x4837, 0x0a, 0, 0}, {0x3824, 0x02, 0, 0}, 29619a81c14SSteve Longerbeam {0x5000, 0xa7, 0, 0}, {0x5001, 0xa3, 0, 0}, {0x5180, 0xff, 0, 0}, 29719a81c14SSteve Longerbeam {0x5181, 0xf2, 0, 0}, {0x5182, 0x00, 0, 0}, {0x5183, 0x14, 0, 0}, 29819a81c14SSteve Longerbeam {0x5184, 0x25, 0, 0}, {0x5185, 0x24, 0, 0}, {0x5186, 0x09, 0, 0}, 29919a81c14SSteve Longerbeam {0x5187, 0x09, 0, 0}, {0x5188, 0x09, 0, 0}, {0x5189, 0x88, 0, 0}, 30019a81c14SSteve Longerbeam {0x518a, 0x54, 0, 0}, {0x518b, 0xee, 0, 0}, {0x518c, 0xb2, 0, 0}, 30119a81c14SSteve Longerbeam {0x518d, 0x50, 0, 0}, {0x518e, 0x34, 0, 0}, {0x518f, 0x6b, 0, 0}, 30219a81c14SSteve Longerbeam {0x5190, 0x46, 0, 0}, {0x5191, 0xf8, 0, 0}, {0x5192, 0x04, 0, 0}, 30319a81c14SSteve Longerbeam {0x5193, 0x70, 0, 0}, {0x5194, 0xf0, 0, 0}, {0x5195, 0xf0, 0, 0}, 30419a81c14SSteve Longerbeam {0x5196, 0x03, 0, 0}, {0x5197, 0x01, 0, 0}, {0x5198, 0x04, 0, 0}, 30519a81c14SSteve Longerbeam {0x5199, 0x6c, 0, 0}, {0x519a, 0x04, 0, 0}, {0x519b, 0x00, 0, 0}, 30619a81c14SSteve Longerbeam {0x519c, 0x09, 0, 0}, {0x519d, 0x2b, 0, 0}, {0x519e, 0x38, 0, 0}, 30719a81c14SSteve Longerbeam {0x5381, 0x1e, 0, 0}, {0x5382, 0x5b, 0, 0}, {0x5383, 0x08, 0, 0}, 30819a81c14SSteve Longerbeam {0x5384, 0x0a, 0, 0}, {0x5385, 0x7e, 0, 0}, {0x5386, 0x88, 0, 0}, 30919a81c14SSteve Longerbeam {0x5387, 0x7c, 0, 0}, {0x5388, 0x6c, 0, 0}, {0x5389, 0x10, 0, 0}, 31019a81c14SSteve Longerbeam {0x538a, 0x01, 0, 0}, {0x538b, 0x98, 0, 0}, {0x5300, 0x08, 0, 0}, 31119a81c14SSteve Longerbeam {0x5301, 0x30, 0, 0}, {0x5302, 0x10, 0, 0}, {0x5303, 0x00, 0, 0}, 31219a81c14SSteve Longerbeam {0x5304, 0x08, 0, 0}, {0x5305, 0x30, 0, 0}, {0x5306, 0x08, 0, 0}, 31319a81c14SSteve Longerbeam {0x5307, 0x16, 0, 0}, {0x5309, 0x08, 0, 0}, {0x530a, 0x30, 0, 0}, 31419a81c14SSteve Longerbeam {0x530b, 0x04, 0, 0}, {0x530c, 0x06, 0, 0}, {0x5480, 0x01, 0, 0}, 31519a81c14SSteve Longerbeam {0x5481, 0x08, 0, 0}, {0x5482, 0x14, 0, 0}, {0x5483, 0x28, 0, 0}, 31619a81c14SSteve Longerbeam {0x5484, 0x51, 0, 0}, {0x5485, 0x65, 0, 0}, {0x5486, 0x71, 0, 0}, 31719a81c14SSteve Longerbeam {0x5487, 0x7d, 0, 0}, {0x5488, 0x87, 0, 0}, {0x5489, 0x91, 0, 0}, 31819a81c14SSteve Longerbeam {0x548a, 0x9a, 0, 0}, {0x548b, 0xaa, 0, 0}, {0x548c, 0xb8, 0, 0}, 31919a81c14SSteve Longerbeam {0x548d, 0xcd, 0, 0}, {0x548e, 0xdd, 0, 0}, {0x548f, 0xea, 0, 0}, 32019a81c14SSteve Longerbeam {0x5490, 0x1d, 0, 0}, {0x5580, 0x02, 0, 0}, {0x5583, 0x40, 0, 0}, 32119a81c14SSteve Longerbeam {0x5584, 0x10, 0, 0}, {0x5589, 0x10, 0, 0}, {0x558a, 0x00, 0, 0}, 32219a81c14SSteve Longerbeam {0x558b, 0xf8, 0, 0}, {0x5800, 0x23, 0, 0}, {0x5801, 0x14, 0, 0}, 32319a81c14SSteve Longerbeam {0x5802, 0x0f, 0, 0}, {0x5803, 0x0f, 0, 0}, {0x5804, 0x12, 0, 0}, 32419a81c14SSteve Longerbeam {0x5805, 0x26, 0, 0}, {0x5806, 0x0c, 0, 0}, {0x5807, 0x08, 0, 0}, 32519a81c14SSteve Longerbeam {0x5808, 0x05, 0, 0}, {0x5809, 0x05, 0, 0}, {0x580a, 0x08, 0, 0}, 32619a81c14SSteve Longerbeam {0x580b, 0x0d, 0, 0}, {0x580c, 0x08, 0, 0}, {0x580d, 0x03, 0, 0}, 32719a81c14SSteve Longerbeam {0x580e, 0x00, 0, 0}, {0x580f, 0x00, 0, 0}, {0x5810, 0x03, 0, 0}, 32819a81c14SSteve Longerbeam {0x5811, 0x09, 0, 0}, {0x5812, 0x07, 0, 0}, {0x5813, 0x03, 0, 0}, 32919a81c14SSteve Longerbeam {0x5814, 0x00, 0, 0}, {0x5815, 0x01, 0, 0}, {0x5816, 0x03, 0, 0}, 33019a81c14SSteve Longerbeam {0x5817, 0x08, 0, 0}, {0x5818, 0x0d, 0, 0}, {0x5819, 0x08, 0, 0}, 33119a81c14SSteve Longerbeam {0x581a, 0x05, 0, 0}, {0x581b, 0x06, 0, 0}, {0x581c, 0x08, 0, 0}, 33219a81c14SSteve Longerbeam {0x581d, 0x0e, 0, 0}, {0x581e, 0x29, 0, 0}, {0x581f, 0x17, 0, 0}, 33319a81c14SSteve Longerbeam {0x5820, 0x11, 0, 0}, {0x5821, 0x11, 0, 0}, {0x5822, 0x15, 0, 0}, 33419a81c14SSteve Longerbeam {0x5823, 0x28, 0, 0}, {0x5824, 0x46, 0, 0}, {0x5825, 0x26, 0, 0}, 33519a81c14SSteve Longerbeam {0x5826, 0x08, 0, 0}, {0x5827, 0x26, 0, 0}, {0x5828, 0x64, 0, 0}, 33619a81c14SSteve Longerbeam {0x5829, 0x26, 0, 0}, {0x582a, 0x24, 0, 0}, {0x582b, 0x22, 0, 0}, 33719a81c14SSteve Longerbeam {0x582c, 0x24, 0, 0}, {0x582d, 0x24, 0, 0}, {0x582e, 0x06, 0, 0}, 33819a81c14SSteve Longerbeam {0x582f, 0x22, 0, 0}, {0x5830, 0x40, 0, 0}, {0x5831, 0x42, 0, 0}, 33919a81c14SSteve Longerbeam {0x5832, 0x24, 0, 0}, {0x5833, 0x26, 0, 0}, {0x5834, 0x24, 0, 0}, 34019a81c14SSteve Longerbeam {0x5835, 0x22, 0, 0}, {0x5836, 0x22, 0, 0}, {0x5837, 0x26, 0, 0}, 34119a81c14SSteve Longerbeam {0x5838, 0x44, 0, 0}, {0x5839, 0x24, 0, 0}, {0x583a, 0x26, 0, 0}, 34219a81c14SSteve Longerbeam {0x583b, 0x28, 0, 0}, {0x583c, 0x42, 0, 0}, {0x583d, 0xce, 0, 0}, 34319a81c14SSteve Longerbeam {0x5025, 0x00, 0, 0}, {0x3a0f, 0x30, 0, 0}, {0x3a10, 0x28, 0, 0}, 34419a81c14SSteve Longerbeam {0x3a1b, 0x30, 0, 0}, {0x3a1e, 0x26, 0, 0}, {0x3a11, 0x60, 0, 0}, 34519a81c14SSteve Longerbeam {0x3a1f, 0x14, 0, 0}, {0x3008, 0x02, 0, 0}, {0x3c00, 0x04, 0, 300}, 34619a81c14SSteve Longerbeam }; 34719a81c14SSteve Longerbeam 34819a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_30fps_VGA_640_480[] = { 349c14d107eSMaxime Ripard {0x3c07, 0x08, 0, 0}, 35019a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 351ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 35219a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 35319a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 35419a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 355476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 35619a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 35719a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 35819a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 35919a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x0e, 0, 0}, 36019a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 36119a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 36219a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 36319a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 36419a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, {0x3503, 0x00, 0, 0}, 36519a81c14SSteve Longerbeam }; 36619a81c14SSteve Longerbeam 36719a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_15fps_VGA_640_480[] = { 368c14d107eSMaxime Ripard {0x3c07, 0x08, 0, 0}, 36919a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 370ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 37119a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 37219a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 37319a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 374476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 37519a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 37619a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 37719a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 37819a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 37919a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 38019a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 38119a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 38219a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 38319a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 38419a81c14SSteve Longerbeam }; 38519a81c14SSteve Longerbeam 38619a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_30fps_XGA_1024_768[] = { 387c14d107eSMaxime Ripard {0x3c07, 0x08, 0, 0}, 38819a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 389ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 39019a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 39119a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 39219a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 393476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 39419a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 39519a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 39619a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 39719a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x0e, 0, 0}, 39819a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 39919a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 40019a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 40119a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 40219a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, {0x3503, 0x00, 0, 0}, 40319a81c14SSteve Longerbeam }; 40419a81c14SSteve Longerbeam 40519a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_15fps_XGA_1024_768[] = { 406c14d107eSMaxime Ripard {0x3c07, 0x08, 0, 0}, 40719a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 408ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 40919a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 41019a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 41119a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 412476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 41319a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 41419a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 41519a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 41619a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 41719a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 41819a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 41919a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 42019a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 42186633417SMaxime Ripard {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 42219a81c14SSteve Longerbeam }; 42319a81c14SSteve Longerbeam 42419a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_30fps_QVGA_320_240[] = { 425c14d107eSMaxime Ripard {0x3c07, 0x08, 0, 0}, 42619a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 427ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 42819a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 42919a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 43019a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 431476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 43219a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 43319a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 43419a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 43519a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 43619a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 43719a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 43819a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 43919a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 44019a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 44119a81c14SSteve Longerbeam }; 44219a81c14SSteve Longerbeam 44319a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_15fps_QVGA_320_240[] = { 444c14d107eSMaxime Ripard {0x3c07, 0x08, 0, 0}, 44519a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 446ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 44719a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 44819a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 44919a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 450476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 45119a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 45219a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 45319a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 45419a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 45519a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 45619a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 45719a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 45819a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 45919a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 46019a81c14SSteve Longerbeam }; 46119a81c14SSteve Longerbeam 46219a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_30fps_QCIF_176_144[] = { 463c14d107eSMaxime Ripard {0x3c07, 0x08, 0, 0}, 46419a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 465ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 46619a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 46719a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 46819a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 469476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 47019a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 47119a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 47219a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 47319a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 47419a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 47519a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 47619a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 47719a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 47819a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 47919a81c14SSteve Longerbeam }; 48041d8d7f5SHugues Fruchet 48119a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_15fps_QCIF_176_144[] = { 482c14d107eSMaxime Ripard {0x3c07, 0x08, 0, 0}, 48319a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 484ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 48519a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 48619a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 48719a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 488476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 48919a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 49019a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 49119a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 49219a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 49319a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 49419a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 49519a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 49619a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 49719a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 49819a81c14SSteve Longerbeam }; 49919a81c14SSteve Longerbeam 50019a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_30fps_NTSC_720_480[] = { 501c14d107eSMaxime Ripard {0x3c07, 0x08, 0, 0}, 50219a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 503ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 50419a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 50519a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 50619a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 507476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 50819a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x3c, 0, 0}, 50919a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 51019a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 51119a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 51219a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 51319a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 51419a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 51519a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 51619a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 51719a81c14SSteve Longerbeam }; 51819a81c14SSteve Longerbeam 51919a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_15fps_NTSC_720_480[] = { 520c14d107eSMaxime Ripard {0x3c07, 0x08, 0, 0}, 52119a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 522ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 52319a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 52419a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 52519a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 526476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 52719a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x3c, 0, 0}, 52819a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 52919a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 53019a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 53119a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 53219a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 53319a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 53419a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 53519a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 53619a81c14SSteve Longerbeam }; 53719a81c14SSteve Longerbeam 53819a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_30fps_PAL_720_576[] = { 539c14d107eSMaxime Ripard {0x3c07, 0x08, 0, 0}, 54019a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 541ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 54219a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 54319a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 54419a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 545476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 54619a81c14SSteve Longerbeam {0x3811, 0x38, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 54719a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 54819a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 54919a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 55019a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 55119a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 55219a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 55319a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 55419a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 55519a81c14SSteve Longerbeam }; 55619a81c14SSteve Longerbeam 55719a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_15fps_PAL_720_576[] = { 558c14d107eSMaxime Ripard {0x3c07, 0x08, 0, 0}, 55919a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 560ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 56119a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 56219a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0}, 56319a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0}, 564476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 56519a81c14SSteve Longerbeam {0x3811, 0x38, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0}, 56619a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 56719a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0}, 56819a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 56919a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 57019a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 57119a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 57219a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 57319a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, 57419a81c14SSteve Longerbeam }; 57519a81c14SSteve Longerbeam 57619a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_30fps_720P_1280_720[] = { 57719a81c14SSteve Longerbeam {0x3008, 0x42, 0, 0}, 578c14d107eSMaxime Ripard {0x3c07, 0x07, 0, 0}, 57919a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 580ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 58119a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 58219a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0xfa, 0, 0}, {0x3804, 0x0a, 0, 0}, 58319a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x06, 0, 0}, {0x3807, 0xa9, 0, 0}, 584476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 58519a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, 58619a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 58719a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x02, 0, 0}, 58819a81c14SSteve Longerbeam {0x3a03, 0xe4, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0xbc, 0, 0}, 58919a81c14SSteve Longerbeam {0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x72, 0, 0}, {0x3a0e, 0x01, 0, 0}, 59019a81c14SSteve Longerbeam {0x3a0d, 0x02, 0, 0}, {0x3a14, 0x02, 0, 0}, {0x3a15, 0xe4, 0, 0}, 59119a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x02, 0, 0}, 59219a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0}, 59319a81c14SSteve Longerbeam {0x3824, 0x04, 0, 0}, {0x5001, 0x83, 0, 0}, {0x4005, 0x1a, 0, 0}, 59419a81c14SSteve Longerbeam {0x3008, 0x02, 0, 0}, {0x3503, 0, 0, 0}, 59519a81c14SSteve Longerbeam }; 59619a81c14SSteve Longerbeam 59719a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_15fps_720P_1280_720[] = { 598c14d107eSMaxime Ripard {0x3c07, 0x07, 0, 0}, 59919a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 600ce85705aSHugues Fruchet {0x3814, 0x31, 0, 0}, 60119a81c14SSteve Longerbeam {0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 60219a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0xfa, 0, 0}, {0x3804, 0x0a, 0, 0}, 60319a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x06, 0, 0}, {0x3807, 0xa9, 0, 0}, 604476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 60519a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, 60619a81c14SSteve Longerbeam {0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0}, 60719a81c14SSteve Longerbeam {0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x02, 0, 0}, 60819a81c14SSteve Longerbeam {0x3a03, 0xe4, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0xbc, 0, 0}, 60919a81c14SSteve Longerbeam {0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x72, 0, 0}, {0x3a0e, 0x01, 0, 0}, 61019a81c14SSteve Longerbeam {0x3a0d, 0x02, 0, 0}, {0x3a14, 0x02, 0, 0}, {0x3a15, 0xe4, 0, 0}, 611b791187bSHugues Fruchet {0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0}, 61219a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0}, 61319a81c14SSteve Longerbeam {0x3824, 0x04, 0, 0}, {0x5001, 0x83, 0, 0}, 61419a81c14SSteve Longerbeam }; 61519a81c14SSteve Longerbeam 61619a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_30fps_1080P_1920_1080[] = { 61719a81c14SSteve Longerbeam {0x3008, 0x42, 0, 0}, 618c14d107eSMaxime Ripard {0x3c07, 0x08, 0, 0}, 61919a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 620ce85705aSHugues Fruchet {0x3814, 0x11, 0, 0}, 62119a81c14SSteve Longerbeam {0x3815, 0x11, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 62219a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x00, 0, 0}, {0x3804, 0x0a, 0, 0}, 62319a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9f, 0, 0}, 624476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 62519a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, 62619a81c14SSteve Longerbeam {0x3618, 0x04, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x21, 0, 0}, 62719a81c14SSteve Longerbeam {0x3709, 0x12, 0, 0}, {0x370c, 0x00, 0, 0}, {0x3a02, 0x03, 0, 0}, 62819a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 62919a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 63019a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 63119a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x06, 0, 0}, {0x4713, 0x03, 0, 0}, 63219a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 633c14d107eSMaxime Ripard {0x3824, 0x02, 0, 0}, {0x5001, 0x83, 0, 0}, 634c14d107eSMaxime Ripard {0x3c07, 0x07, 0, 0}, {0x3c08, 0x00, 0, 0}, 63519a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 63619a81c14SSteve Longerbeam {0x3800, 0x01, 0, 0}, {0x3801, 0x50, 0, 0}, {0x3802, 0x01, 0, 0}, 63719a81c14SSteve Longerbeam {0x3803, 0xb2, 0, 0}, {0x3804, 0x08, 0, 0}, {0x3805, 0xef, 0, 0}, 63886633417SMaxime Ripard {0x3806, 0x05, 0, 0}, {0x3807, 0xf1, 0, 0}, 639476dec01SMaxime Ripard {0x3612, 0x2b, 0, 0}, {0x3708, 0x64, 0, 0}, 64019a81c14SSteve Longerbeam {0x3a02, 0x04, 0, 0}, {0x3a03, 0x60, 0, 0}, {0x3a08, 0x01, 0, 0}, 64119a81c14SSteve Longerbeam {0x3a09, 0x50, 0, 0}, {0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x18, 0, 0}, 64219a81c14SSteve Longerbeam {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x04, 0, 0}, 64319a81c14SSteve Longerbeam {0x3a15, 0x60, 0, 0}, {0x4713, 0x02, 0, 0}, {0x4407, 0x04, 0, 0}, 64419a81c14SSteve Longerbeam {0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0}, {0x3824, 0x04, 0, 0}, 64519a81c14SSteve Longerbeam {0x4005, 0x1a, 0, 0}, {0x3008, 0x02, 0, 0}, 64619a81c14SSteve Longerbeam {0x3503, 0, 0, 0}, 64719a81c14SSteve Longerbeam }; 64819a81c14SSteve Longerbeam 64919a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_15fps_1080P_1920_1080[] = { 65019a81c14SSteve Longerbeam {0x3008, 0x42, 0, 0}, 651c14d107eSMaxime Ripard {0x3c07, 0x08, 0, 0}, 65219a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 653ce85705aSHugues Fruchet {0x3814, 0x11, 0, 0}, 65419a81c14SSteve Longerbeam {0x3815, 0x11, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 65519a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x00, 0, 0}, {0x3804, 0x0a, 0, 0}, 65619a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9f, 0, 0}, 657476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 65819a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, 65919a81c14SSteve Longerbeam {0x3618, 0x04, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x21, 0, 0}, 66019a81c14SSteve Longerbeam {0x3709, 0x12, 0, 0}, {0x370c, 0x00, 0, 0}, {0x3a02, 0x03, 0, 0}, 66119a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 66219a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 66319a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 66419a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x06, 0, 0}, {0x4713, 0x03, 0, 0}, 66519a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 666c14d107eSMaxime Ripard {0x3824, 0x02, 0, 0}, {0x5001, 0x83, 0, 0}, 667c14d107eSMaxime Ripard {0x3c07, 0x07, 0, 0}, {0x3c08, 0x00, 0, 0}, 66819a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 66919a81c14SSteve Longerbeam {0x3800, 0x01, 0, 0}, {0x3801, 0x50, 0, 0}, {0x3802, 0x01, 0, 0}, 67019a81c14SSteve Longerbeam {0x3803, 0xb2, 0, 0}, {0x3804, 0x08, 0, 0}, {0x3805, 0xef, 0, 0}, 67186633417SMaxime Ripard {0x3806, 0x05, 0, 0}, {0x3807, 0xf1, 0, 0}, 672476dec01SMaxime Ripard {0x3612, 0x2b, 0, 0}, {0x3708, 0x64, 0, 0}, 67319a81c14SSteve Longerbeam {0x3a02, 0x04, 0, 0}, {0x3a03, 0x60, 0, 0}, {0x3a08, 0x01, 0, 0}, 67419a81c14SSteve Longerbeam {0x3a09, 0x50, 0, 0}, {0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x18, 0, 0}, 67519a81c14SSteve Longerbeam {0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x04, 0, 0}, 67619a81c14SSteve Longerbeam {0x3a15, 0x60, 0, 0}, {0x4713, 0x02, 0, 0}, {0x4407, 0x04, 0, 0}, 67719a81c14SSteve Longerbeam {0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0}, {0x3824, 0x04, 0, 0}, 67819a81c14SSteve Longerbeam {0x4005, 0x1a, 0, 0}, {0x3008, 0x02, 0, 0}, {0x3503, 0, 0, 0}, 67919a81c14SSteve Longerbeam }; 68019a81c14SSteve Longerbeam 68119a81c14SSteve Longerbeam static const struct reg_value ov5640_setting_15fps_QSXGA_2592_1944[] = { 682c14d107eSMaxime Ripard {0x3c07, 0x08, 0, 0}, 68319a81c14SSteve Longerbeam {0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0}, 684ce85705aSHugues Fruchet {0x3814, 0x11, 0, 0}, 68519a81c14SSteve Longerbeam {0x3815, 0x11, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0}, 68619a81c14SSteve Longerbeam {0x3802, 0x00, 0, 0}, {0x3803, 0x00, 0, 0}, {0x3804, 0x0a, 0, 0}, 68719a81c14SSteve Longerbeam {0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9f, 0, 0}, 688476dec01SMaxime Ripard {0x3810, 0x00, 0, 0}, 68919a81c14SSteve Longerbeam {0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0}, 69019a81c14SSteve Longerbeam {0x3618, 0x04, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x21, 0, 0}, 69119a81c14SSteve Longerbeam {0x3709, 0x12, 0, 0}, {0x370c, 0x00, 0, 0}, {0x3a02, 0x03, 0, 0}, 69219a81c14SSteve Longerbeam {0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0}, 69319a81c14SSteve Longerbeam {0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0}, 69419a81c14SSteve Longerbeam {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0}, 69519a81c14SSteve Longerbeam {0x4001, 0x02, 0, 0}, {0x4004, 0x06, 0, 0}, {0x4713, 0x03, 0, 0}, 69619a81c14SSteve Longerbeam {0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0}, 69719a81c14SSteve Longerbeam {0x3824, 0x02, 0, 0}, {0x5001, 0x83, 0, 70}, 69819a81c14SSteve Longerbeam }; 69919a81c14SSteve Longerbeam 70019a81c14SSteve Longerbeam /* power-on sensor init reg table */ 70119a81c14SSteve Longerbeam static const struct ov5640_mode_info ov5640_mode_init_data = { 702476dec01SMaxime Ripard 0, SUBSAMPLING, 640, 1896, 480, 984, 703aa288248SMaxime Ripard 56000000, 704476dec01SMaxime Ripard ov5640_init_setting_30fps_VGA, 70519a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_init_setting_30fps_VGA), 70619a81c14SSteve Longerbeam }; 70719a81c14SSteve Longerbeam 70819a81c14SSteve Longerbeam static const struct ov5640_mode_info 70919a81c14SSteve Longerbeam ov5640_mode_data[OV5640_NUM_FRAMERATES][OV5640_NUM_MODES] = { 71019a81c14SSteve Longerbeam { 711476dec01SMaxime Ripard {OV5640_MODE_QCIF_176_144, SUBSAMPLING, 712476dec01SMaxime Ripard 176, 1896, 144, 984, 713aa288248SMaxime Ripard 28000000, 71419a81c14SSteve Longerbeam ov5640_setting_15fps_QCIF_176_144, 71519a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_15fps_QCIF_176_144)}, 716476dec01SMaxime Ripard {OV5640_MODE_QVGA_320_240, SUBSAMPLING, 717476dec01SMaxime Ripard 320, 1896, 240, 984, 718aa288248SMaxime Ripard 28000000, 71919a81c14SSteve Longerbeam ov5640_setting_15fps_QVGA_320_240, 72019a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_15fps_QVGA_320_240)}, 721476dec01SMaxime Ripard {OV5640_MODE_VGA_640_480, SUBSAMPLING, 722476dec01SMaxime Ripard 640, 1896, 480, 1080, 723aa288248SMaxime Ripard 28000000, 72419a81c14SSteve Longerbeam ov5640_setting_15fps_VGA_640_480, 72519a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_15fps_VGA_640_480)}, 726476dec01SMaxime Ripard {OV5640_MODE_NTSC_720_480, SUBSAMPLING, 727476dec01SMaxime Ripard 720, 1896, 480, 984, 728aa288248SMaxime Ripard 28000000, 72919a81c14SSteve Longerbeam ov5640_setting_15fps_NTSC_720_480, 73019a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_15fps_NTSC_720_480)}, 731476dec01SMaxime Ripard {OV5640_MODE_PAL_720_576, SUBSAMPLING, 732476dec01SMaxime Ripard 720, 1896, 576, 984, 733aa288248SMaxime Ripard 28000000, 73419a81c14SSteve Longerbeam ov5640_setting_15fps_PAL_720_576, 73519a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_15fps_PAL_720_576)}, 736476dec01SMaxime Ripard {OV5640_MODE_XGA_1024_768, SUBSAMPLING, 737476dec01SMaxime Ripard 1024, 1896, 768, 1080, 738aa288248SMaxime Ripard 28000000, 73919a81c14SSteve Longerbeam ov5640_setting_15fps_XGA_1024_768, 74019a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_15fps_XGA_1024_768)}, 741476dec01SMaxime Ripard {OV5640_MODE_720P_1280_720, SUBSAMPLING, 742476dec01SMaxime Ripard 1280, 1892, 720, 740, 743aa288248SMaxime Ripard 21000000, 74419a81c14SSteve Longerbeam ov5640_setting_15fps_720P_1280_720, 74519a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_15fps_720P_1280_720)}, 746476dec01SMaxime Ripard {OV5640_MODE_1080P_1920_1080, SCALING, 747476dec01SMaxime Ripard 1920, 2500, 1080, 1120, 748aa288248SMaxime Ripard 42000000, 74919a81c14SSteve Longerbeam ov5640_setting_15fps_1080P_1920_1080, 75019a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_15fps_1080P_1920_1080)}, 751476dec01SMaxime Ripard {OV5640_MODE_QSXGA_2592_1944, SCALING, 752476dec01SMaxime Ripard 2592, 2844, 1944, 1968, 753aa288248SMaxime Ripard 84000000, 75419a81c14SSteve Longerbeam ov5640_setting_15fps_QSXGA_2592_1944, 75519a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_15fps_QSXGA_2592_1944)}, 75619a81c14SSteve Longerbeam }, { 757476dec01SMaxime Ripard {OV5640_MODE_QCIF_176_144, SUBSAMPLING, 758476dec01SMaxime Ripard 176, 1896, 144, 984, 759aa288248SMaxime Ripard 56000000, 76019a81c14SSteve Longerbeam ov5640_setting_30fps_QCIF_176_144, 76119a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_30fps_QCIF_176_144)}, 762476dec01SMaxime Ripard {OV5640_MODE_QVGA_320_240, SUBSAMPLING, 763476dec01SMaxime Ripard 320, 1896, 240, 984, 764aa288248SMaxime Ripard 56000000, 76519a81c14SSteve Longerbeam ov5640_setting_30fps_QVGA_320_240, 76619a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_30fps_QVGA_320_240)}, 767476dec01SMaxime Ripard {OV5640_MODE_VGA_640_480, SUBSAMPLING, 768476dec01SMaxime Ripard 640, 1896, 480, 1080, 769aa288248SMaxime Ripard 56000000, 77019a81c14SSteve Longerbeam ov5640_setting_30fps_VGA_640_480, 77119a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_30fps_VGA_640_480)}, 772476dec01SMaxime Ripard {OV5640_MODE_NTSC_720_480, SUBSAMPLING, 773476dec01SMaxime Ripard 720, 1896, 480, 984, 774aa288248SMaxime Ripard 56000000, 77519a81c14SSteve Longerbeam ov5640_setting_30fps_NTSC_720_480, 77619a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_30fps_NTSC_720_480)}, 777476dec01SMaxime Ripard {OV5640_MODE_PAL_720_576, SUBSAMPLING, 778476dec01SMaxime Ripard 720, 1896, 576, 984, 779aa288248SMaxime Ripard 56000000, 78019a81c14SSteve Longerbeam ov5640_setting_30fps_PAL_720_576, 78119a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_30fps_PAL_720_576)}, 782476dec01SMaxime Ripard {OV5640_MODE_XGA_1024_768, SUBSAMPLING, 783476dec01SMaxime Ripard 1024, 1896, 768, 1080, 784aa288248SMaxime Ripard 56000000, 78519a81c14SSteve Longerbeam ov5640_setting_30fps_XGA_1024_768, 78619a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_30fps_XGA_1024_768)}, 787476dec01SMaxime Ripard {OV5640_MODE_720P_1280_720, SUBSAMPLING, 788476dec01SMaxime Ripard 1280, 1892, 720, 740, 789aa288248SMaxime Ripard 42000000, 79019a81c14SSteve Longerbeam ov5640_setting_30fps_720P_1280_720, 79119a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_30fps_720P_1280_720)}, 792476dec01SMaxime Ripard {OV5640_MODE_1080P_1920_1080, SCALING, 793476dec01SMaxime Ripard 1920, 2500, 1080, 1120, 794aa288248SMaxime Ripard 84000000, 79519a81c14SSteve Longerbeam ov5640_setting_30fps_1080P_1920_1080, 79619a81c14SSteve Longerbeam ARRAY_SIZE(ov5640_setting_30fps_1080P_1920_1080)}, 797aa288248SMaxime Ripard {OV5640_MODE_QSXGA_2592_1944, -1, 0, 0, 0, 0, 0, NULL, 0}, 79819a81c14SSteve Longerbeam }, 79919a81c14SSteve Longerbeam }; 80019a81c14SSteve Longerbeam 80119a81c14SSteve Longerbeam static int ov5640_init_slave_id(struct ov5640_dev *sensor) 80219a81c14SSteve Longerbeam { 80319a81c14SSteve Longerbeam struct i2c_client *client = sensor->i2c_client; 80419a81c14SSteve Longerbeam struct i2c_msg msg; 80519a81c14SSteve Longerbeam u8 buf[3]; 80619a81c14SSteve Longerbeam int ret; 80719a81c14SSteve Longerbeam 80819a81c14SSteve Longerbeam if (client->addr == OV5640_DEFAULT_SLAVE_ID) 80919a81c14SSteve Longerbeam return 0; 81019a81c14SSteve Longerbeam 81119a81c14SSteve Longerbeam buf[0] = OV5640_REG_SLAVE_ID >> 8; 81219a81c14SSteve Longerbeam buf[1] = OV5640_REG_SLAVE_ID & 0xff; 81319a81c14SSteve Longerbeam buf[2] = client->addr << 1; 81419a81c14SSteve Longerbeam 81519a81c14SSteve Longerbeam msg.addr = OV5640_DEFAULT_SLAVE_ID; 81619a81c14SSteve Longerbeam msg.flags = 0; 81719a81c14SSteve Longerbeam msg.buf = buf; 81819a81c14SSteve Longerbeam msg.len = sizeof(buf); 81919a81c14SSteve Longerbeam 82019a81c14SSteve Longerbeam ret = i2c_transfer(client->adapter, &msg, 1); 82119a81c14SSteve Longerbeam if (ret < 0) { 82219a81c14SSteve Longerbeam dev_err(&client->dev, "%s: failed with %d\n", __func__, ret); 82319a81c14SSteve Longerbeam return ret; 82419a81c14SSteve Longerbeam } 82519a81c14SSteve Longerbeam 82619a81c14SSteve Longerbeam return 0; 82719a81c14SSteve Longerbeam } 82819a81c14SSteve Longerbeam 82919a81c14SSteve Longerbeam static int ov5640_write_reg(struct ov5640_dev *sensor, u16 reg, u8 val) 83019a81c14SSteve Longerbeam { 83119a81c14SSteve Longerbeam struct i2c_client *client = sensor->i2c_client; 83219a81c14SSteve Longerbeam struct i2c_msg msg; 83319a81c14SSteve Longerbeam u8 buf[3]; 83419a81c14SSteve Longerbeam int ret; 83519a81c14SSteve Longerbeam 83619a81c14SSteve Longerbeam buf[0] = reg >> 8; 83719a81c14SSteve Longerbeam buf[1] = reg & 0xff; 83819a81c14SSteve Longerbeam buf[2] = val; 83919a81c14SSteve Longerbeam 84019a81c14SSteve Longerbeam msg.addr = client->addr; 84119a81c14SSteve Longerbeam msg.flags = client->flags; 84219a81c14SSteve Longerbeam msg.buf = buf; 84319a81c14SSteve Longerbeam msg.len = sizeof(buf); 84419a81c14SSteve Longerbeam 84519a81c14SSteve Longerbeam ret = i2c_transfer(client->adapter, &msg, 1); 84619a81c14SSteve Longerbeam if (ret < 0) { 8473924c623SHugues Fruchet dev_err(&client->dev, "%s: error: reg=%x, val=%x\n", 84819a81c14SSteve Longerbeam __func__, reg, val); 84919a81c14SSteve Longerbeam return ret; 85019a81c14SSteve Longerbeam } 85119a81c14SSteve Longerbeam 85219a81c14SSteve Longerbeam return 0; 85319a81c14SSteve Longerbeam } 85419a81c14SSteve Longerbeam 85519a81c14SSteve Longerbeam static int ov5640_read_reg(struct ov5640_dev *sensor, u16 reg, u8 *val) 85619a81c14SSteve Longerbeam { 85719a81c14SSteve Longerbeam struct i2c_client *client = sensor->i2c_client; 85819a81c14SSteve Longerbeam struct i2c_msg msg[2]; 85919a81c14SSteve Longerbeam u8 buf[2]; 86019a81c14SSteve Longerbeam int ret; 86119a81c14SSteve Longerbeam 86219a81c14SSteve Longerbeam buf[0] = reg >> 8; 86319a81c14SSteve Longerbeam buf[1] = reg & 0xff; 86419a81c14SSteve Longerbeam 86519a81c14SSteve Longerbeam msg[0].addr = client->addr; 86619a81c14SSteve Longerbeam msg[0].flags = client->flags; 86719a81c14SSteve Longerbeam msg[0].buf = buf; 86819a81c14SSteve Longerbeam msg[0].len = sizeof(buf); 86919a81c14SSteve Longerbeam 87019a81c14SSteve Longerbeam msg[1].addr = client->addr; 87119a81c14SSteve Longerbeam msg[1].flags = client->flags | I2C_M_RD; 87219a81c14SSteve Longerbeam msg[1].buf = buf; 87319a81c14SSteve Longerbeam msg[1].len = 1; 87419a81c14SSteve Longerbeam 87519a81c14SSteve Longerbeam ret = i2c_transfer(client->adapter, msg, 2); 8763924c623SHugues Fruchet if (ret < 0) { 8773924c623SHugues Fruchet dev_err(&client->dev, "%s: error: reg=%x\n", 8783924c623SHugues Fruchet __func__, reg); 87919a81c14SSteve Longerbeam return ret; 8803924c623SHugues Fruchet } 88119a81c14SSteve Longerbeam 88219a81c14SSteve Longerbeam *val = buf[0]; 88319a81c14SSteve Longerbeam return 0; 88419a81c14SSteve Longerbeam } 88519a81c14SSteve Longerbeam 88619a81c14SSteve Longerbeam static int ov5640_read_reg16(struct ov5640_dev *sensor, u16 reg, u16 *val) 88719a81c14SSteve Longerbeam { 88819a81c14SSteve Longerbeam u8 hi, lo; 88919a81c14SSteve Longerbeam int ret; 89019a81c14SSteve Longerbeam 89119a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, reg, &hi); 89219a81c14SSteve Longerbeam if (ret) 89319a81c14SSteve Longerbeam return ret; 89419a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, reg + 1, &lo); 89519a81c14SSteve Longerbeam if (ret) 89619a81c14SSteve Longerbeam return ret; 89719a81c14SSteve Longerbeam 89819a81c14SSteve Longerbeam *val = ((u16)hi << 8) | (u16)lo; 89919a81c14SSteve Longerbeam return 0; 90019a81c14SSteve Longerbeam } 90119a81c14SSteve Longerbeam 90219a81c14SSteve Longerbeam static int ov5640_write_reg16(struct ov5640_dev *sensor, u16 reg, u16 val) 90319a81c14SSteve Longerbeam { 90419a81c14SSteve Longerbeam int ret; 90519a81c14SSteve Longerbeam 90619a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, reg, val >> 8); 90719a81c14SSteve Longerbeam if (ret) 90819a81c14SSteve Longerbeam return ret; 90919a81c14SSteve Longerbeam 91019a81c14SSteve Longerbeam return ov5640_write_reg(sensor, reg + 1, val & 0xff); 91119a81c14SSteve Longerbeam } 91219a81c14SSteve Longerbeam 91319a81c14SSteve Longerbeam static int ov5640_mod_reg(struct ov5640_dev *sensor, u16 reg, 91419a81c14SSteve Longerbeam u8 mask, u8 val) 91519a81c14SSteve Longerbeam { 91619a81c14SSteve Longerbeam u8 readval; 91719a81c14SSteve Longerbeam int ret; 91819a81c14SSteve Longerbeam 91919a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, reg, &readval); 92019a81c14SSteve Longerbeam if (ret) 92119a81c14SSteve Longerbeam return ret; 92219a81c14SSteve Longerbeam 92319a81c14SSteve Longerbeam readval &= ~mask; 92419a81c14SSteve Longerbeam val &= mask; 92519a81c14SSteve Longerbeam val |= readval; 92619a81c14SSteve Longerbeam 92719a81c14SSteve Longerbeam return ov5640_write_reg(sensor, reg, val); 92819a81c14SSteve Longerbeam } 92919a81c14SSteve Longerbeam 930aa288248SMaxime Ripard /* 931aa288248SMaxime Ripard * After trying the various combinations, reading various 932aa288248SMaxime Ripard * documentations spreaded around the net, and from the various 933aa288248SMaxime Ripard * feedback, the clock tree is probably as follows: 934aa288248SMaxime Ripard * 935aa288248SMaxime Ripard * +--------------+ 936aa288248SMaxime Ripard * | Ext. Clock | 937aa288248SMaxime Ripard * +-+------------+ 938aa288248SMaxime Ripard * | +----------+ 939aa288248SMaxime Ripard * +->| PLL1 | - reg 0x3036, for the multiplier 940aa288248SMaxime Ripard * +-+--------+ - reg 0x3037, bits 0-3 for the pre-divider 941aa288248SMaxime Ripard * | +--------------+ 942aa288248SMaxime Ripard * +->| System Clock | - reg 0x3035, bits 4-7 943aa288248SMaxime Ripard * +-+------------+ 944aa288248SMaxime Ripard * | +--------------+ 945aa288248SMaxime Ripard * +->| MIPI Divider | - reg 0x3035, bits 0-3 946aa288248SMaxime Ripard * | +-+------------+ 947aa288248SMaxime Ripard * | +----------------> MIPI SCLK 948aa288248SMaxime Ripard * | + +-----+ 949aa288248SMaxime Ripard * | +->| / 2 |-------> MIPI BIT CLK 950aa288248SMaxime Ripard * | +-----+ 951aa288248SMaxime Ripard * | +--------------+ 952aa288248SMaxime Ripard * +->| PLL Root Div | - reg 0x3037, bit 4 953aa288248SMaxime Ripard * +-+------------+ 954aa288248SMaxime Ripard * | +---------+ 955aa288248SMaxime Ripard * +->| Bit Div | - reg 0x3035, bits 0-3 956aa288248SMaxime Ripard * +-+-------+ 957aa288248SMaxime Ripard * | +-------------+ 958aa288248SMaxime Ripard * +->| SCLK Div | - reg 0x3108, bits 0-1 959aa288248SMaxime Ripard * | +-+-----------+ 960aa288248SMaxime Ripard * | +---------------> SCLK 961aa288248SMaxime Ripard * | +-------------+ 962aa288248SMaxime Ripard * +->| SCLK 2X Div | - reg 0x3108, bits 2-3 963aa288248SMaxime Ripard * | +-+-----------+ 964aa288248SMaxime Ripard * | +---------------> SCLK 2X 965aa288248SMaxime Ripard * | +-------------+ 966aa288248SMaxime Ripard * +->| PCLK Div | - reg 0x3108, bits 4-5 967aa288248SMaxime Ripard * ++------------+ 968aa288248SMaxime Ripard * + +-----------+ 969aa288248SMaxime Ripard * +->| P_DIV | - reg 0x3035, bits 0-3 970aa288248SMaxime Ripard * +-----+-----+ 971aa288248SMaxime Ripard * +------------> PCLK 972aa288248SMaxime Ripard * 973aa288248SMaxime Ripard * This is deviating from the datasheet at least for the register 974aa288248SMaxime Ripard * 0x3108, since it's said here that the PCLK would be clocked from 975aa288248SMaxime Ripard * the PLL. 976aa288248SMaxime Ripard * 977aa288248SMaxime Ripard * There seems to be also (unverified) constraints: 978aa288248SMaxime Ripard * - the PLL pre-divider output rate should be in the 4-27MHz range 979aa288248SMaxime Ripard * - the PLL multiplier output rate should be in the 500-1000MHz range 980aa288248SMaxime Ripard * - PCLK >= SCLK * 2 in YUV, >= SCLK in Raw or JPEG 981aa288248SMaxime Ripard * 982aa288248SMaxime Ripard * In the two latter cases, these constraints are met since our 983aa288248SMaxime Ripard * factors are hardcoded. If we were to change that, we would need to 984aa288248SMaxime Ripard * take this into account. The only varying parts are the PLL 985aa288248SMaxime Ripard * multiplier and the system clock divider, which are shared between 986aa288248SMaxime Ripard * all these clocks so won't cause any issue. 987aa288248SMaxime Ripard */ 988aa288248SMaxime Ripard 989aa288248SMaxime Ripard /* 990aa288248SMaxime Ripard * This is supposed to be ranging from 1 to 8, but the value is always 991aa288248SMaxime Ripard * set to 3 in the vendor kernels. 992aa288248SMaxime Ripard */ 993aa288248SMaxime Ripard #define OV5640_PLL_PREDIV 3 994aa288248SMaxime Ripard 995aa288248SMaxime Ripard #define OV5640_PLL_MULT_MIN 4 996aa288248SMaxime Ripard #define OV5640_PLL_MULT_MAX 252 997aa288248SMaxime Ripard 998aa288248SMaxime Ripard /* 999aa288248SMaxime Ripard * This is supposed to be ranging from 1 to 16, but the value is 1000aa288248SMaxime Ripard * always set to either 1 or 2 in the vendor kernels. 1001aa288248SMaxime Ripard */ 1002aa288248SMaxime Ripard #define OV5640_SYSDIV_MIN 1 1003aa288248SMaxime Ripard #define OV5640_SYSDIV_MAX 16 1004aa288248SMaxime Ripard 1005aa288248SMaxime Ripard /* 1006aa288248SMaxime Ripard * Hardcode these values for scaler and non-scaler modes. 1007aa288248SMaxime Ripard * FIXME: to be re-calcualted for 1 data lanes setups 1008aa288248SMaxime Ripard */ 1009aa288248SMaxime Ripard #define OV5640_MIPI_DIV_PCLK 2 1010aa288248SMaxime Ripard #define OV5640_MIPI_DIV_SCLK 1 1011aa288248SMaxime Ripard 1012aa288248SMaxime Ripard /* 1013aa288248SMaxime Ripard * This is supposed to be ranging from 1 to 2, but the value is always 1014aa288248SMaxime Ripard * set to 2 in the vendor kernels. 1015aa288248SMaxime Ripard */ 1016aa288248SMaxime Ripard #define OV5640_PLL_ROOT_DIV 2 1017aa288248SMaxime Ripard #define OV5640_PLL_CTRL3_PLL_ROOT_DIV_2 BIT(4) 1018aa288248SMaxime Ripard 1019aa288248SMaxime Ripard /* 1020aa288248SMaxime Ripard * We only supports 8-bit formats at the moment 1021aa288248SMaxime Ripard */ 1022aa288248SMaxime Ripard #define OV5640_BIT_DIV 2 1023aa288248SMaxime Ripard #define OV5640_PLL_CTRL0_MIPI_MODE_8BIT 0x08 1024aa288248SMaxime Ripard 1025aa288248SMaxime Ripard /* 1026aa288248SMaxime Ripard * This is supposed to be ranging from 1 to 8, but the value is always 1027aa288248SMaxime Ripard * set to 2 in the vendor kernels. 1028aa288248SMaxime Ripard */ 1029aa288248SMaxime Ripard #define OV5640_SCLK_ROOT_DIV 2 1030aa288248SMaxime Ripard 1031aa288248SMaxime Ripard /* 1032aa288248SMaxime Ripard * This is hardcoded so that the consistency is maintained between SCLK and 1033aa288248SMaxime Ripard * SCLK 2x. 1034aa288248SMaxime Ripard */ 1035aa288248SMaxime Ripard #define OV5640_SCLK2X_ROOT_DIV (OV5640_SCLK_ROOT_DIV / 2) 1036aa288248SMaxime Ripard 1037aa288248SMaxime Ripard /* 1038aa288248SMaxime Ripard * This is supposed to be ranging from 1 to 8, but the value is always 1039aa288248SMaxime Ripard * set to 1 in the vendor kernels. 1040aa288248SMaxime Ripard */ 1041aa288248SMaxime Ripard #define OV5640_PCLK_ROOT_DIV 1 1042aa288248SMaxime Ripard #define OV5640_PLL_SYS_ROOT_DIVIDER_BYPASS 0x00 1043aa288248SMaxime Ripard 1044aa288248SMaxime Ripard static unsigned long ov5640_compute_sys_clk(struct ov5640_dev *sensor, 1045aa288248SMaxime Ripard u8 pll_prediv, u8 pll_mult, 1046aa288248SMaxime Ripard u8 sysdiv) 1047aa288248SMaxime Ripard { 1048aa288248SMaxime Ripard unsigned long sysclk = sensor->xclk_freq / pll_prediv * pll_mult; 1049aa288248SMaxime Ripard 1050aa288248SMaxime Ripard /* PLL1 output cannot exceed 1GHz. */ 1051aa288248SMaxime Ripard if (sysclk / 1000000 > 1000) 1052aa288248SMaxime Ripard return 0; 1053aa288248SMaxime Ripard 1054aa288248SMaxime Ripard return sysclk / sysdiv; 1055aa288248SMaxime Ripard } 1056aa288248SMaxime Ripard 1057aa288248SMaxime Ripard static unsigned long ov5640_calc_sys_clk(struct ov5640_dev *sensor, 1058aa288248SMaxime Ripard unsigned long rate, 1059aa288248SMaxime Ripard u8 *pll_prediv, u8 *pll_mult, 1060aa288248SMaxime Ripard u8 *sysdiv) 1061aa288248SMaxime Ripard { 1062aa288248SMaxime Ripard unsigned long best = ~0; 1063aa288248SMaxime Ripard u8 best_sysdiv = 1, best_mult = 1; 1064aa288248SMaxime Ripard u8 _sysdiv, _pll_mult; 1065aa288248SMaxime Ripard 1066aa288248SMaxime Ripard for (_sysdiv = OV5640_SYSDIV_MIN; 1067aa288248SMaxime Ripard _sysdiv <= OV5640_SYSDIV_MAX; 1068aa288248SMaxime Ripard _sysdiv++) { 1069aa288248SMaxime Ripard for (_pll_mult = OV5640_PLL_MULT_MIN; 1070aa288248SMaxime Ripard _pll_mult <= OV5640_PLL_MULT_MAX; 1071aa288248SMaxime Ripard _pll_mult++) { 1072aa288248SMaxime Ripard unsigned long _rate; 1073aa288248SMaxime Ripard 1074aa288248SMaxime Ripard /* 1075aa288248SMaxime Ripard * The PLL multiplier cannot be odd if above 1076aa288248SMaxime Ripard * 127. 1077aa288248SMaxime Ripard */ 1078aa288248SMaxime Ripard if (_pll_mult > 127 && (_pll_mult % 2)) 1079aa288248SMaxime Ripard continue; 1080aa288248SMaxime Ripard 1081aa288248SMaxime Ripard _rate = ov5640_compute_sys_clk(sensor, 1082aa288248SMaxime Ripard OV5640_PLL_PREDIV, 1083aa288248SMaxime Ripard _pll_mult, _sysdiv); 1084aa288248SMaxime Ripard 1085aa288248SMaxime Ripard /* 1086aa288248SMaxime Ripard * We have reached the maximum allowed PLL1 output, 1087aa288248SMaxime Ripard * increase sysdiv. 1088aa288248SMaxime Ripard */ 1089aa288248SMaxime Ripard if (!rate) 1090aa288248SMaxime Ripard break; 1091aa288248SMaxime Ripard 1092aa288248SMaxime Ripard /* 1093aa288248SMaxime Ripard * Prefer rates above the expected clock rate than 1094aa288248SMaxime Ripard * below, even if that means being less precise. 1095aa288248SMaxime Ripard */ 1096aa288248SMaxime Ripard if (_rate < rate) 1097aa288248SMaxime Ripard continue; 1098aa288248SMaxime Ripard 1099aa288248SMaxime Ripard if (abs(rate - _rate) < abs(rate - best)) { 1100aa288248SMaxime Ripard best = _rate; 1101aa288248SMaxime Ripard best_sysdiv = _sysdiv; 1102aa288248SMaxime Ripard best_mult = _pll_mult; 1103aa288248SMaxime Ripard } 1104aa288248SMaxime Ripard 1105aa288248SMaxime Ripard if (_rate == rate) 1106aa288248SMaxime Ripard goto out; 1107aa288248SMaxime Ripard } 1108aa288248SMaxime Ripard } 1109aa288248SMaxime Ripard 1110aa288248SMaxime Ripard out: 1111aa288248SMaxime Ripard *sysdiv = best_sysdiv; 1112aa288248SMaxime Ripard *pll_prediv = OV5640_PLL_PREDIV; 1113aa288248SMaxime Ripard *pll_mult = best_mult; 1114aa288248SMaxime Ripard 1115aa288248SMaxime Ripard return best; 1116aa288248SMaxime Ripard } 1117aa288248SMaxime Ripard 1118aa288248SMaxime Ripard /* 1119aa288248SMaxime Ripard * ov5640_set_mipi_pclk() - Calculate the clock tree configuration values 1120aa288248SMaxime Ripard * for the MIPI CSI-2 output. 1121aa288248SMaxime Ripard * 1122aa288248SMaxime Ripard * @rate: The requested bandwidth per lane in bytes per second. 1123aa288248SMaxime Ripard * 'Bandwidth Per Lane' is calculated as: 1124aa288248SMaxime Ripard * bpl = HTOT * VTOT * FPS * bpp / num_lanes; 1125aa288248SMaxime Ripard * 1126aa288248SMaxime Ripard * This function use the requested bandwidth to calculate: 1127aa288248SMaxime Ripard * - sample_rate = bpl / (bpp / num_lanes); 1128aa288248SMaxime Ripard * = bpl / (PLL_RDIV * BIT_DIV * PCLK_DIV * MIPI_DIV / num_lanes); 1129aa288248SMaxime Ripard * 1130aa288248SMaxime Ripard * - mipi_sclk = bpl / MIPI_DIV / 2; ( / 2 is for CSI-2 DDR) 1131aa288248SMaxime Ripard * 1132aa288248SMaxime Ripard * with these fixed parameters: 1133aa288248SMaxime Ripard * PLL_RDIV = 2; 1134aa288248SMaxime Ripard * BIT_DIVIDER = 2; (MIPI_BIT_MODE == 8 ? 2 : 2,5); 1135aa288248SMaxime Ripard * PCLK_DIV = 1; 1136aa288248SMaxime Ripard * 1137aa288248SMaxime Ripard * The MIPI clock generation differs for modes that use the scaler and modes 1138aa288248SMaxime Ripard * that do not. In case the scaler is in use, the MIPI_SCLK generates the MIPI 1139aa288248SMaxime Ripard * BIT CLk, and thus: 1140aa288248SMaxime Ripard * 1141aa288248SMaxime Ripard * - mipi_sclk = bpl / MIPI_DIV / 2; 1142aa288248SMaxime Ripard * MIPI_DIV = 1; 1143aa288248SMaxime Ripard * 1144aa288248SMaxime Ripard * For modes that do not go through the scaler, the MIPI BIT CLOCK is generated 1145aa288248SMaxime Ripard * from the pixel clock, and thus: 1146aa288248SMaxime Ripard * 1147aa288248SMaxime Ripard * - sample_rate = bpl / (bpp / num_lanes); 1148aa288248SMaxime Ripard * = bpl / (2 * 2 * 1 * MIPI_DIV / num_lanes); 1149aa288248SMaxime Ripard * = bpl / (4 * MIPI_DIV / num_lanes); 1150aa288248SMaxime Ripard * - MIPI_DIV = bpp / (4 * num_lanes); 1151aa288248SMaxime Ripard * 1152aa288248SMaxime Ripard * FIXME: this have been tested with 16bpp and 2 lanes setup only. 1153aa288248SMaxime Ripard * MIPI_DIV is fixed to value 2, but it -might- be changed according to the 1154aa288248SMaxime Ripard * above formula for setups with 1 lane or image formats with different bpp. 1155aa288248SMaxime Ripard * 1156aa288248SMaxime Ripard * FIXME: this deviates from the sensor manual documentation which is quite 1157aa288248SMaxime Ripard * thin on the MIPI clock tree generation part. 1158aa288248SMaxime Ripard */ 1159aa288248SMaxime Ripard static int ov5640_set_mipi_pclk(struct ov5640_dev *sensor, 1160aa288248SMaxime Ripard unsigned long rate) 1161aa288248SMaxime Ripard { 1162aa288248SMaxime Ripard const struct ov5640_mode_info *mode = sensor->current_mode; 1163aa288248SMaxime Ripard u8 prediv, mult, sysdiv; 1164aa288248SMaxime Ripard u8 mipi_div; 1165aa288248SMaxime Ripard int ret; 1166aa288248SMaxime Ripard 1167aa288248SMaxime Ripard /* 1168aa288248SMaxime Ripard * 1280x720 is reported to use 'SUBSAMPLING' only, 1169aa288248SMaxime Ripard * but according to the sensor manual it goes through the 1170aa288248SMaxime Ripard * scaler before subsampling. 1171aa288248SMaxime Ripard */ 1172aa288248SMaxime Ripard if (mode->dn_mode == SCALING || 1173aa288248SMaxime Ripard (mode->id == OV5640_MODE_720P_1280_720)) 1174aa288248SMaxime Ripard mipi_div = OV5640_MIPI_DIV_SCLK; 1175aa288248SMaxime Ripard else 1176aa288248SMaxime Ripard mipi_div = OV5640_MIPI_DIV_PCLK; 1177aa288248SMaxime Ripard 1178aa288248SMaxime Ripard ov5640_calc_sys_clk(sensor, rate, &prediv, &mult, &sysdiv); 1179aa288248SMaxime Ripard 1180aa288248SMaxime Ripard ret = ov5640_mod_reg(sensor, OV5640_REG_SC_PLL_CTRL0, 1181aa288248SMaxime Ripard 0x0f, OV5640_PLL_CTRL0_MIPI_MODE_8BIT); 1182aa288248SMaxime Ripard 1183aa288248SMaxime Ripard ret = ov5640_mod_reg(sensor, OV5640_REG_SC_PLL_CTRL1, 1184aa288248SMaxime Ripard 0xff, sysdiv << 4 | mipi_div); 1185aa288248SMaxime Ripard if (ret) 1186aa288248SMaxime Ripard return ret; 1187aa288248SMaxime Ripard 1188aa288248SMaxime Ripard ret = ov5640_mod_reg(sensor, OV5640_REG_SC_PLL_CTRL2, 0xff, mult); 1189aa288248SMaxime Ripard if (ret) 1190aa288248SMaxime Ripard return ret; 1191aa288248SMaxime Ripard 1192aa288248SMaxime Ripard ret = ov5640_mod_reg(sensor, OV5640_REG_SC_PLL_CTRL3, 1193aa288248SMaxime Ripard 0x1f, OV5640_PLL_CTRL3_PLL_ROOT_DIV_2 | prediv); 1194aa288248SMaxime Ripard if (ret) 1195aa288248SMaxime Ripard return ret; 1196aa288248SMaxime Ripard 1197aa288248SMaxime Ripard return ov5640_mod_reg(sensor, OV5640_REG_SYS_ROOT_DIVIDER, 1198aa288248SMaxime Ripard 0x30, OV5640_PLL_SYS_ROOT_DIVIDER_BYPASS); 1199aa288248SMaxime Ripard } 1200aa288248SMaxime Ripard 1201aa288248SMaxime Ripard static unsigned long ov5640_calc_pclk(struct ov5640_dev *sensor, 1202aa288248SMaxime Ripard unsigned long rate, 1203aa288248SMaxime Ripard u8 *pll_prediv, u8 *pll_mult, u8 *sysdiv, 1204aa288248SMaxime Ripard u8 *pll_rdiv, u8 *bit_div, u8 *pclk_div) 1205aa288248SMaxime Ripard { 1206aa288248SMaxime Ripard unsigned long _rate = rate * OV5640_PLL_ROOT_DIV * OV5640_BIT_DIV * 1207aa288248SMaxime Ripard OV5640_PCLK_ROOT_DIV; 1208aa288248SMaxime Ripard 1209aa288248SMaxime Ripard _rate = ov5640_calc_sys_clk(sensor, _rate, pll_prediv, pll_mult, 1210aa288248SMaxime Ripard sysdiv); 1211aa288248SMaxime Ripard *pll_rdiv = OV5640_PLL_ROOT_DIV; 1212aa288248SMaxime Ripard *bit_div = OV5640_BIT_DIV; 1213aa288248SMaxime Ripard *pclk_div = OV5640_PCLK_ROOT_DIV; 1214aa288248SMaxime Ripard 1215aa288248SMaxime Ripard return _rate / *pll_rdiv / *bit_div / *pclk_div; 1216aa288248SMaxime Ripard } 1217aa288248SMaxime Ripard 1218aa288248SMaxime Ripard static int ov5640_set_dvp_pclk(struct ov5640_dev *sensor, unsigned long rate) 1219aa288248SMaxime Ripard { 1220aa288248SMaxime Ripard u8 prediv, mult, sysdiv, pll_rdiv, bit_div, pclk_div; 1221aa288248SMaxime Ripard int ret; 1222aa288248SMaxime Ripard 1223aa288248SMaxime Ripard ov5640_calc_pclk(sensor, rate, &prediv, &mult, &sysdiv, &pll_rdiv, 1224aa288248SMaxime Ripard &bit_div, &pclk_div); 1225aa288248SMaxime Ripard 1226aa288248SMaxime Ripard if (bit_div == 2) 1227aa288248SMaxime Ripard bit_div = 8; 1228aa288248SMaxime Ripard 1229aa288248SMaxime Ripard ret = ov5640_mod_reg(sensor, OV5640_REG_SC_PLL_CTRL0, 1230aa288248SMaxime Ripard 0x0f, bit_div); 1231aa288248SMaxime Ripard if (ret) 1232aa288248SMaxime Ripard return ret; 1233aa288248SMaxime Ripard 1234aa288248SMaxime Ripard /* 1235aa288248SMaxime Ripard * We need to set sysdiv according to the clock, and to clear 1236aa288248SMaxime Ripard * the MIPI divider. 1237aa288248SMaxime Ripard */ 1238aa288248SMaxime Ripard ret = ov5640_mod_reg(sensor, OV5640_REG_SC_PLL_CTRL1, 1239aa288248SMaxime Ripard 0xff, sysdiv << 4); 1240aa288248SMaxime Ripard if (ret) 1241aa288248SMaxime Ripard return ret; 1242aa288248SMaxime Ripard 1243aa288248SMaxime Ripard ret = ov5640_mod_reg(sensor, OV5640_REG_SC_PLL_CTRL2, 1244aa288248SMaxime Ripard 0xff, mult); 1245aa288248SMaxime Ripard if (ret) 1246aa288248SMaxime Ripard return ret; 1247aa288248SMaxime Ripard 1248aa288248SMaxime Ripard ret = ov5640_mod_reg(sensor, OV5640_REG_SC_PLL_CTRL3, 1249aa288248SMaxime Ripard 0x1f, prediv | ((pll_rdiv - 1) << 4)); 1250aa288248SMaxime Ripard if (ret) 1251aa288248SMaxime Ripard return ret; 1252aa288248SMaxime Ripard 1253aa288248SMaxime Ripard return ov5640_mod_reg(sensor, OV5640_REG_SYS_ROOT_DIVIDER, 0x30, 1254aa288248SMaxime Ripard (ilog2(pclk_div) << 4)); 1255aa288248SMaxime Ripard } 1256aa288248SMaxime Ripard 125719a81c14SSteve Longerbeam /* download ov5640 settings to sensor through i2c */ 1258bad1774eSJacopo Mondi static int ov5640_set_timings(struct ov5640_dev *sensor, 1259bad1774eSJacopo Mondi const struct ov5640_mode_info *mode) 1260bad1774eSJacopo Mondi { 1261bad1774eSJacopo Mondi int ret; 1262bad1774eSJacopo Mondi 1263bad1774eSJacopo Mondi ret = ov5640_write_reg16(sensor, OV5640_REG_TIMING_DVPHO, mode->hact); 1264bad1774eSJacopo Mondi if (ret < 0) 1265bad1774eSJacopo Mondi return ret; 1266bad1774eSJacopo Mondi 1267bad1774eSJacopo Mondi ret = ov5640_write_reg16(sensor, OV5640_REG_TIMING_DVPVO, mode->vact); 1268bad1774eSJacopo Mondi if (ret < 0) 1269bad1774eSJacopo Mondi return ret; 1270bad1774eSJacopo Mondi 1271bad1774eSJacopo Mondi ret = ov5640_write_reg16(sensor, OV5640_REG_TIMING_HTS, mode->htot); 1272bad1774eSJacopo Mondi if (ret < 0) 1273bad1774eSJacopo Mondi return ret; 1274bad1774eSJacopo Mondi 1275bad1774eSJacopo Mondi return ov5640_write_reg16(sensor, OV5640_REG_TIMING_VTS, mode->vtot); 1276bad1774eSJacopo Mondi } 1277bad1774eSJacopo Mondi 127819a81c14SSteve Longerbeam static int ov5640_load_regs(struct ov5640_dev *sensor, 127919a81c14SSteve Longerbeam const struct ov5640_mode_info *mode) 128019a81c14SSteve Longerbeam { 128119a81c14SSteve Longerbeam const struct reg_value *regs = mode->reg_data; 128219a81c14SSteve Longerbeam unsigned int i; 128319a81c14SSteve Longerbeam u32 delay_ms; 128419a81c14SSteve Longerbeam u16 reg_addr; 128519a81c14SSteve Longerbeam u8 mask, val; 128619a81c14SSteve Longerbeam int ret = 0; 128719a81c14SSteve Longerbeam 128819a81c14SSteve Longerbeam for (i = 0; i < mode->reg_data_size; ++i, ++regs) { 128919a81c14SSteve Longerbeam delay_ms = regs->delay_ms; 129019a81c14SSteve Longerbeam reg_addr = regs->reg_addr; 129119a81c14SSteve Longerbeam val = regs->val; 129219a81c14SSteve Longerbeam mask = regs->mask; 129319a81c14SSteve Longerbeam 129419a81c14SSteve Longerbeam if (mask) 129519a81c14SSteve Longerbeam ret = ov5640_mod_reg(sensor, reg_addr, mask, val); 129619a81c14SSteve Longerbeam else 129719a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, reg_addr, val); 129819a81c14SSteve Longerbeam if (ret) 129919a81c14SSteve Longerbeam break; 130019a81c14SSteve Longerbeam 130119a81c14SSteve Longerbeam if (delay_ms) 130219a81c14SSteve Longerbeam usleep_range(1000 * delay_ms, 1000 * delay_ms + 100); 130319a81c14SSteve Longerbeam } 130419a81c14SSteve Longerbeam 1305bad1774eSJacopo Mondi return ov5640_set_timings(sensor, mode); 130619a81c14SSteve Longerbeam } 130719a81c14SSteve Longerbeam 1308dc29a1c1SHugues Fruchet static int ov5640_set_autoexposure(struct ov5640_dev *sensor, bool on) 1309dc29a1c1SHugues Fruchet { 1310dc29a1c1SHugues Fruchet return ov5640_mod_reg(sensor, OV5640_REG_AEC_PK_MANUAL, 1311dc29a1c1SHugues Fruchet BIT(0), on ? 0 : BIT(0)); 1312dc29a1c1SHugues Fruchet } 1313dc29a1c1SHugues Fruchet 131419a81c14SSteve Longerbeam /* read exposure, in number of line periods */ 131519a81c14SSteve Longerbeam static int ov5640_get_exposure(struct ov5640_dev *sensor) 131619a81c14SSteve Longerbeam { 131719a81c14SSteve Longerbeam int exp, ret; 131819a81c14SSteve Longerbeam u8 temp; 131919a81c14SSteve Longerbeam 132019a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_AEC_PK_EXPOSURE_HI, &temp); 132119a81c14SSteve Longerbeam if (ret) 132219a81c14SSteve Longerbeam return ret; 132319a81c14SSteve Longerbeam exp = ((int)temp & 0x0f) << 16; 132419a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_AEC_PK_EXPOSURE_MED, &temp); 132519a81c14SSteve Longerbeam if (ret) 132619a81c14SSteve Longerbeam return ret; 132719a81c14SSteve Longerbeam exp |= ((int)temp << 8); 132819a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_AEC_PK_EXPOSURE_LO, &temp); 132919a81c14SSteve Longerbeam if (ret) 133019a81c14SSteve Longerbeam return ret; 133119a81c14SSteve Longerbeam exp |= (int)temp; 133219a81c14SSteve Longerbeam 133319a81c14SSteve Longerbeam return exp >> 4; 133419a81c14SSteve Longerbeam } 133519a81c14SSteve Longerbeam 133619a81c14SSteve Longerbeam /* write exposure, given number of line periods */ 133719a81c14SSteve Longerbeam static int ov5640_set_exposure(struct ov5640_dev *sensor, u32 exposure) 133819a81c14SSteve Longerbeam { 133919a81c14SSteve Longerbeam int ret; 134019a81c14SSteve Longerbeam 134119a81c14SSteve Longerbeam exposure <<= 4; 134219a81c14SSteve Longerbeam 134319a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, 134419a81c14SSteve Longerbeam OV5640_REG_AEC_PK_EXPOSURE_LO, 134519a81c14SSteve Longerbeam exposure & 0xff); 134619a81c14SSteve Longerbeam if (ret) 134719a81c14SSteve Longerbeam return ret; 134819a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, 134919a81c14SSteve Longerbeam OV5640_REG_AEC_PK_EXPOSURE_MED, 135019a81c14SSteve Longerbeam (exposure >> 8) & 0xff); 135119a81c14SSteve Longerbeam if (ret) 135219a81c14SSteve Longerbeam return ret; 135319a81c14SSteve Longerbeam return ov5640_write_reg(sensor, 135419a81c14SSteve Longerbeam OV5640_REG_AEC_PK_EXPOSURE_HI, 135519a81c14SSteve Longerbeam (exposure >> 16) & 0x0f); 135619a81c14SSteve Longerbeam } 135719a81c14SSteve Longerbeam 135819a81c14SSteve Longerbeam static int ov5640_get_gain(struct ov5640_dev *sensor) 135919a81c14SSteve Longerbeam { 136019a81c14SSteve Longerbeam u16 gain; 136119a81c14SSteve Longerbeam int ret; 136219a81c14SSteve Longerbeam 136319a81c14SSteve Longerbeam ret = ov5640_read_reg16(sensor, OV5640_REG_AEC_PK_REAL_GAIN, &gain); 136419a81c14SSteve Longerbeam if (ret) 136519a81c14SSteve Longerbeam return ret; 136619a81c14SSteve Longerbeam 136719a81c14SSteve Longerbeam return gain & 0x3ff; 136819a81c14SSteve Longerbeam } 136919a81c14SSteve Longerbeam 13703cca8ef5SHugues Fruchet static int ov5640_set_gain(struct ov5640_dev *sensor, int gain) 13713cca8ef5SHugues Fruchet { 13723cca8ef5SHugues Fruchet return ov5640_write_reg16(sensor, OV5640_REG_AEC_PK_REAL_GAIN, 13733cca8ef5SHugues Fruchet (u16)gain & 0x3ff); 13743cca8ef5SHugues Fruchet } 13753cca8ef5SHugues Fruchet 13763cca8ef5SHugues Fruchet static int ov5640_set_autogain(struct ov5640_dev *sensor, bool on) 13773cca8ef5SHugues Fruchet { 13783cca8ef5SHugues Fruchet return ov5640_mod_reg(sensor, OV5640_REG_AEC_PK_MANUAL, 13793cca8ef5SHugues Fruchet BIT(1), on ? 0 : BIT(1)); 13803cca8ef5SHugues Fruchet } 13813cca8ef5SHugues Fruchet 1382f22996dbSHugues Fruchet static int ov5640_set_stream_dvp(struct ov5640_dev *sensor, bool on) 1383f22996dbSHugues Fruchet { 1384f22996dbSHugues Fruchet int ret; 1385f22996dbSHugues Fruchet unsigned int flags = sensor->ep.bus.parallel.flags; 1386f22996dbSHugues Fruchet u8 pclk_pol = 0; 1387f22996dbSHugues Fruchet u8 hsync_pol = 0; 1388f22996dbSHugues Fruchet u8 vsync_pol = 0; 1389f22996dbSHugues Fruchet 1390f22996dbSHugues Fruchet /* 1391f22996dbSHugues Fruchet * Note about parallel port configuration. 1392f22996dbSHugues Fruchet * 1393f22996dbSHugues Fruchet * When configured in parallel mode, the OV5640 will 1394f22996dbSHugues Fruchet * output 10 bits data on DVP data lines [9:0]. 1395f22996dbSHugues Fruchet * If only 8 bits data are wanted, the 8 bits data lines 1396f22996dbSHugues Fruchet * of the camera interface must be physically connected 1397f22996dbSHugues Fruchet * on the DVP data lines [9:2]. 1398f22996dbSHugues Fruchet * 1399f22996dbSHugues Fruchet * Control lines polarity can be configured through 1400f22996dbSHugues Fruchet * devicetree endpoint control lines properties. 1401f22996dbSHugues Fruchet * If no endpoint control lines properties are set, 1402f22996dbSHugues Fruchet * polarity will be as below: 1403f22996dbSHugues Fruchet * - VSYNC: active high 1404f22996dbSHugues Fruchet * - HREF: active low 1405f22996dbSHugues Fruchet * - PCLK: active low 1406f22996dbSHugues Fruchet */ 1407f22996dbSHugues Fruchet 1408f22996dbSHugues Fruchet if (on) { 1409f22996dbSHugues Fruchet /* 1410f22996dbSHugues Fruchet * reset MIPI PCLK/SERCLK divider 1411f22996dbSHugues Fruchet * 1412f22996dbSHugues Fruchet * SC PLL CONTRL1 0 1413f22996dbSHugues Fruchet * - [3..0]: MIPI PCLK/SERCLK divider 1414f22996dbSHugues Fruchet */ 1415f22996dbSHugues Fruchet ret = ov5640_mod_reg(sensor, OV5640_REG_SC_PLL_CTRL1, 0x0f, 0); 1416f22996dbSHugues Fruchet if (ret) 1417f22996dbSHugues Fruchet return ret; 1418f22996dbSHugues Fruchet 1419f22996dbSHugues Fruchet /* 1420f22996dbSHugues Fruchet * configure parallel port control lines polarity 1421f22996dbSHugues Fruchet * 1422f22996dbSHugues Fruchet * POLARITY CTRL0 1423f22996dbSHugues Fruchet * - [5]: PCLK polarity (0: active low, 1: active high) 1424f22996dbSHugues Fruchet * - [1]: HREF polarity (0: active low, 1: active high) 1425f22996dbSHugues Fruchet * - [0]: VSYNC polarity (mismatch here between 1426f22996dbSHugues Fruchet * datasheet and hardware, 0 is active high 1427f22996dbSHugues Fruchet * and 1 is active low...) 1428f22996dbSHugues Fruchet */ 1429f22996dbSHugues Fruchet if (flags & V4L2_MBUS_PCLK_SAMPLE_RISING) 1430f22996dbSHugues Fruchet pclk_pol = 1; 1431f22996dbSHugues Fruchet if (flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH) 1432f22996dbSHugues Fruchet hsync_pol = 1; 1433f22996dbSHugues Fruchet if (flags & V4L2_MBUS_VSYNC_ACTIVE_LOW) 1434f22996dbSHugues Fruchet vsync_pol = 1; 1435f22996dbSHugues Fruchet 1436f22996dbSHugues Fruchet ret = ov5640_write_reg(sensor, 1437f22996dbSHugues Fruchet OV5640_REG_POLARITY_CTRL00, 1438f22996dbSHugues Fruchet (pclk_pol << 5) | 1439f22996dbSHugues Fruchet (hsync_pol << 1) | 1440f22996dbSHugues Fruchet vsync_pol); 1441f22996dbSHugues Fruchet 1442f22996dbSHugues Fruchet if (ret) 1443f22996dbSHugues Fruchet return ret; 1444f22996dbSHugues Fruchet } 1445f22996dbSHugues Fruchet 1446f22996dbSHugues Fruchet /* 1447f22996dbSHugues Fruchet * powerdown MIPI TX/RX PHY & disable MIPI 1448f22996dbSHugues Fruchet * 1449f22996dbSHugues Fruchet * MIPI CONTROL 00 1450f22996dbSHugues Fruchet * 4: PWDN PHY TX 1451f22996dbSHugues Fruchet * 3: PWDN PHY RX 1452f22996dbSHugues Fruchet * 2: MIPI enable 1453f22996dbSHugues Fruchet */ 1454f22996dbSHugues Fruchet ret = ov5640_write_reg(sensor, 1455f22996dbSHugues Fruchet OV5640_REG_IO_MIPI_CTRL00, on ? 0x18 : 0); 1456f22996dbSHugues Fruchet if (ret) 1457f22996dbSHugues Fruchet return ret; 1458f22996dbSHugues Fruchet 1459f22996dbSHugues Fruchet /* 1460f22996dbSHugues Fruchet * enable VSYNC/HREF/PCLK DVP control lines 1461f22996dbSHugues Fruchet * & D[9:6] DVP data lines 1462f22996dbSHugues Fruchet * 1463f22996dbSHugues Fruchet * PAD OUTPUT ENABLE 01 1464f22996dbSHugues Fruchet * - 6: VSYNC output enable 1465f22996dbSHugues Fruchet * - 5: HREF output enable 1466f22996dbSHugues Fruchet * - 4: PCLK output enable 1467f22996dbSHugues Fruchet * - [3:0]: D[9:6] output enable 1468f22996dbSHugues Fruchet */ 1469f22996dbSHugues Fruchet ret = ov5640_write_reg(sensor, 1470f22996dbSHugues Fruchet OV5640_REG_PAD_OUTPUT_ENABLE01, 1471f22996dbSHugues Fruchet on ? 0x7f : 0); 1472f22996dbSHugues Fruchet if (ret) 1473f22996dbSHugues Fruchet return ret; 1474f22996dbSHugues Fruchet 1475f22996dbSHugues Fruchet /* 1476f22996dbSHugues Fruchet * enable D[5:0] DVP data lines 1477f22996dbSHugues Fruchet * 1478f22996dbSHugues Fruchet * PAD OUTPUT ENABLE 02 1479f22996dbSHugues Fruchet * - [7:2]: D[5:0] output enable 1480f22996dbSHugues Fruchet */ 1481f22996dbSHugues Fruchet return ov5640_write_reg(sensor, 1482f22996dbSHugues Fruchet OV5640_REG_PAD_OUTPUT_ENABLE02, 1483f22996dbSHugues Fruchet on ? 0xfc : 0); 1484f22996dbSHugues Fruchet } 1485f22996dbSHugues Fruchet 1486f22996dbSHugues Fruchet static int ov5640_set_stream_mipi(struct ov5640_dev *sensor, bool on) 148719a81c14SSteve Longerbeam { 148819a81c14SSteve Longerbeam int ret; 148919a81c14SSteve Longerbeam 1490aa4bb8b8SJacopo Mondi /* 1491aa4bb8b8SJacopo Mondi * Enable/disable the MIPI interface 1492aa4bb8b8SJacopo Mondi * 1493aa4bb8b8SJacopo Mondi * 0x300e = on ? 0x45 : 0x40 1494aa4bb8b8SJacopo Mondi * 1495aa4bb8b8SJacopo Mondi * FIXME: the sensor manual (version 2.03) reports 1496aa4bb8b8SJacopo Mondi * [7:5] = 000 : 1 data lane mode 1497aa4bb8b8SJacopo Mondi * [7:5] = 001 : 2 data lanes mode 1498aa4bb8b8SJacopo Mondi * But this settings do not work, while the following ones 1499aa4bb8b8SJacopo Mondi * have been validated for 2 data lanes mode. 1500aa4bb8b8SJacopo Mondi * 1501aa4bb8b8SJacopo Mondi * [7:5] = 010 : 2 data lanes mode 1502aa4bb8b8SJacopo Mondi * [4] = 0 : Power up MIPI HS Tx 1503aa4bb8b8SJacopo Mondi * [3] = 0 : Power up MIPI LS Rx 1504aa4bb8b8SJacopo Mondi * [2] = 1/0 : MIPI interface enable/disable 1505aa4bb8b8SJacopo Mondi * [1:0] = 01/00: FIXME: 'debug' 1506aa4bb8b8SJacopo Mondi */ 1507aa4bb8b8SJacopo Mondi ret = ov5640_write_reg(sensor, OV5640_REG_IO_MIPI_CTRL00, 1508aa4bb8b8SJacopo Mondi on ? 0x45 : 0x40); 150919a81c14SSteve Longerbeam if (ret) 151019a81c14SSteve Longerbeam return ret; 151119a81c14SSteve Longerbeam 151219a81c14SSteve Longerbeam return ov5640_write_reg(sensor, OV5640_REG_FRAME_CTRL01, 151319a81c14SSteve Longerbeam on ? 0x00 : 0x0f); 151419a81c14SSteve Longerbeam } 151519a81c14SSteve Longerbeam 151619a81c14SSteve Longerbeam static int ov5640_get_sysclk(struct ov5640_dev *sensor) 151719a81c14SSteve Longerbeam { 151819a81c14SSteve Longerbeam /* calculate sysclk */ 151919a81c14SSteve Longerbeam u32 xvclk = sensor->xclk_freq / 10000; 152019a81c14SSteve Longerbeam u32 multiplier, prediv, VCO, sysdiv, pll_rdiv; 152119a81c14SSteve Longerbeam u32 sclk_rdiv_map[] = {1, 2, 4, 8}; 152219a81c14SSteve Longerbeam u32 bit_div2x = 1, sclk_rdiv, sysclk; 152319a81c14SSteve Longerbeam u8 temp1, temp2; 152419a81c14SSteve Longerbeam int ret; 152519a81c14SSteve Longerbeam 152619a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL0, &temp1); 152719a81c14SSteve Longerbeam if (ret) 152819a81c14SSteve Longerbeam return ret; 152919a81c14SSteve Longerbeam temp2 = temp1 & 0x0f; 153019a81c14SSteve Longerbeam if (temp2 == 8 || temp2 == 10) 153119a81c14SSteve Longerbeam bit_div2x = temp2 / 2; 153219a81c14SSteve Longerbeam 153319a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL1, &temp1); 153419a81c14SSteve Longerbeam if (ret) 153519a81c14SSteve Longerbeam return ret; 153619a81c14SSteve Longerbeam sysdiv = temp1 >> 4; 153719a81c14SSteve Longerbeam if (sysdiv == 0) 153819a81c14SSteve Longerbeam sysdiv = 16; 153919a81c14SSteve Longerbeam 154019a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL2, &temp1); 154119a81c14SSteve Longerbeam if (ret) 154219a81c14SSteve Longerbeam return ret; 154319a81c14SSteve Longerbeam multiplier = temp1; 154419a81c14SSteve Longerbeam 154519a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_SC_PLL_CTRL3, &temp1); 154619a81c14SSteve Longerbeam if (ret) 154719a81c14SSteve Longerbeam return ret; 154819a81c14SSteve Longerbeam prediv = temp1 & 0x0f; 154919a81c14SSteve Longerbeam pll_rdiv = ((temp1 >> 4) & 0x01) + 1; 155019a81c14SSteve Longerbeam 155119a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_SYS_ROOT_DIVIDER, &temp1); 155219a81c14SSteve Longerbeam if (ret) 155319a81c14SSteve Longerbeam return ret; 155419a81c14SSteve Longerbeam temp2 = temp1 & 0x03; 155519a81c14SSteve Longerbeam sclk_rdiv = sclk_rdiv_map[temp2]; 155619a81c14SSteve Longerbeam 155719a81c14SSteve Longerbeam if (!prediv || !sysdiv || !pll_rdiv || !bit_div2x) 155819a81c14SSteve Longerbeam return -EINVAL; 155919a81c14SSteve Longerbeam 156019a81c14SSteve Longerbeam VCO = xvclk * multiplier / prediv; 156119a81c14SSteve Longerbeam 156219a81c14SSteve Longerbeam sysclk = VCO / sysdiv / pll_rdiv * 2 / bit_div2x / sclk_rdiv; 156319a81c14SSteve Longerbeam 156419a81c14SSteve Longerbeam return sysclk; 156519a81c14SSteve Longerbeam } 156619a81c14SSteve Longerbeam 156719a81c14SSteve Longerbeam static int ov5640_set_night_mode(struct ov5640_dev *sensor) 156819a81c14SSteve Longerbeam { 156919a81c14SSteve Longerbeam /* read HTS from register settings */ 157019a81c14SSteve Longerbeam u8 mode; 157119a81c14SSteve Longerbeam int ret; 157219a81c14SSteve Longerbeam 157319a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_AEC_CTRL00, &mode); 157419a81c14SSteve Longerbeam if (ret) 157519a81c14SSteve Longerbeam return ret; 157619a81c14SSteve Longerbeam mode &= 0xfb; 157719a81c14SSteve Longerbeam return ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL00, mode); 157819a81c14SSteve Longerbeam } 157919a81c14SSteve Longerbeam 158019a81c14SSteve Longerbeam static int ov5640_get_hts(struct ov5640_dev *sensor) 158119a81c14SSteve Longerbeam { 158219a81c14SSteve Longerbeam /* read HTS from register settings */ 158319a81c14SSteve Longerbeam u16 hts; 158419a81c14SSteve Longerbeam int ret; 158519a81c14SSteve Longerbeam 158619a81c14SSteve Longerbeam ret = ov5640_read_reg16(sensor, OV5640_REG_TIMING_HTS, &hts); 158719a81c14SSteve Longerbeam if (ret) 158819a81c14SSteve Longerbeam return ret; 158919a81c14SSteve Longerbeam return hts; 159019a81c14SSteve Longerbeam } 159119a81c14SSteve Longerbeam 159219a81c14SSteve Longerbeam static int ov5640_get_vts(struct ov5640_dev *sensor) 159319a81c14SSteve Longerbeam { 159419a81c14SSteve Longerbeam u16 vts; 159519a81c14SSteve Longerbeam int ret; 159619a81c14SSteve Longerbeam 159719a81c14SSteve Longerbeam ret = ov5640_read_reg16(sensor, OV5640_REG_TIMING_VTS, &vts); 159819a81c14SSteve Longerbeam if (ret) 159919a81c14SSteve Longerbeam return ret; 160019a81c14SSteve Longerbeam return vts; 160119a81c14SSteve Longerbeam } 160219a81c14SSteve Longerbeam 160319a81c14SSteve Longerbeam static int ov5640_set_vts(struct ov5640_dev *sensor, int vts) 160419a81c14SSteve Longerbeam { 160519a81c14SSteve Longerbeam return ov5640_write_reg16(sensor, OV5640_REG_TIMING_VTS, vts); 160619a81c14SSteve Longerbeam } 160719a81c14SSteve Longerbeam 160819a81c14SSteve Longerbeam static int ov5640_get_light_freq(struct ov5640_dev *sensor) 160919a81c14SSteve Longerbeam { 161019a81c14SSteve Longerbeam /* get banding filter value */ 161119a81c14SSteve Longerbeam int ret, light_freq = 0; 161219a81c14SSteve Longerbeam u8 temp, temp1; 161319a81c14SSteve Longerbeam 161419a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_HZ5060_CTRL01, &temp); 161519a81c14SSteve Longerbeam if (ret) 161619a81c14SSteve Longerbeam return ret; 161719a81c14SSteve Longerbeam 161819a81c14SSteve Longerbeam if (temp & 0x80) { 161919a81c14SSteve Longerbeam /* manual */ 162019a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_HZ5060_CTRL00, 162119a81c14SSteve Longerbeam &temp1); 162219a81c14SSteve Longerbeam if (ret) 162319a81c14SSteve Longerbeam return ret; 162419a81c14SSteve Longerbeam if (temp1 & 0x04) { 162519a81c14SSteve Longerbeam /* 50Hz */ 162619a81c14SSteve Longerbeam light_freq = 50; 162719a81c14SSteve Longerbeam } else { 162819a81c14SSteve Longerbeam /* 60Hz */ 162919a81c14SSteve Longerbeam light_freq = 60; 163019a81c14SSteve Longerbeam } 163119a81c14SSteve Longerbeam } else { 163219a81c14SSteve Longerbeam /* auto */ 163319a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_SIGMADELTA_CTRL0C, 163419a81c14SSteve Longerbeam &temp1); 163519a81c14SSteve Longerbeam if (ret) 163619a81c14SSteve Longerbeam return ret; 163719a81c14SSteve Longerbeam 163819a81c14SSteve Longerbeam if (temp1 & 0x01) { 163919a81c14SSteve Longerbeam /* 50Hz */ 164019a81c14SSteve Longerbeam light_freq = 50; 164119a81c14SSteve Longerbeam } else { 164219a81c14SSteve Longerbeam /* 60Hz */ 164319a81c14SSteve Longerbeam } 164419a81c14SSteve Longerbeam } 164519a81c14SSteve Longerbeam 164619a81c14SSteve Longerbeam return light_freq; 164719a81c14SSteve Longerbeam } 164819a81c14SSteve Longerbeam 164919a81c14SSteve Longerbeam static int ov5640_set_bandingfilter(struct ov5640_dev *sensor) 165019a81c14SSteve Longerbeam { 165119a81c14SSteve Longerbeam u32 band_step60, max_band60, band_step50, max_band50, prev_vts; 165219a81c14SSteve Longerbeam int ret; 165319a81c14SSteve Longerbeam 165419a81c14SSteve Longerbeam /* read preview PCLK */ 165519a81c14SSteve Longerbeam ret = ov5640_get_sysclk(sensor); 165619a81c14SSteve Longerbeam if (ret < 0) 165719a81c14SSteve Longerbeam return ret; 165819a81c14SSteve Longerbeam if (ret == 0) 165919a81c14SSteve Longerbeam return -EINVAL; 166019a81c14SSteve Longerbeam sensor->prev_sysclk = ret; 166119a81c14SSteve Longerbeam /* read preview HTS */ 166219a81c14SSteve Longerbeam ret = ov5640_get_hts(sensor); 166319a81c14SSteve Longerbeam if (ret < 0) 166419a81c14SSteve Longerbeam return ret; 166519a81c14SSteve Longerbeam if (ret == 0) 166619a81c14SSteve Longerbeam return -EINVAL; 166719a81c14SSteve Longerbeam sensor->prev_hts = ret; 166819a81c14SSteve Longerbeam 166919a81c14SSteve Longerbeam /* read preview VTS */ 167019a81c14SSteve Longerbeam ret = ov5640_get_vts(sensor); 167119a81c14SSteve Longerbeam if (ret < 0) 167219a81c14SSteve Longerbeam return ret; 167319a81c14SSteve Longerbeam prev_vts = ret; 167419a81c14SSteve Longerbeam 167519a81c14SSteve Longerbeam /* calculate banding filter */ 167619a81c14SSteve Longerbeam /* 60Hz */ 167719a81c14SSteve Longerbeam band_step60 = sensor->prev_sysclk * 100 / sensor->prev_hts * 100 / 120; 167819a81c14SSteve Longerbeam ret = ov5640_write_reg16(sensor, OV5640_REG_AEC_B60_STEP, band_step60); 167919a81c14SSteve Longerbeam if (ret) 168019a81c14SSteve Longerbeam return ret; 168119a81c14SSteve Longerbeam if (!band_step60) 168219a81c14SSteve Longerbeam return -EINVAL; 168319a81c14SSteve Longerbeam max_band60 = (int)((prev_vts - 4) / band_step60); 168419a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL0D, max_band60); 168519a81c14SSteve Longerbeam if (ret) 168619a81c14SSteve Longerbeam return ret; 168719a81c14SSteve Longerbeam 168819a81c14SSteve Longerbeam /* 50Hz */ 168919a81c14SSteve Longerbeam band_step50 = sensor->prev_sysclk * 100 / sensor->prev_hts; 169019a81c14SSteve Longerbeam ret = ov5640_write_reg16(sensor, OV5640_REG_AEC_B50_STEP, band_step50); 169119a81c14SSteve Longerbeam if (ret) 169219a81c14SSteve Longerbeam return ret; 169319a81c14SSteve Longerbeam if (!band_step50) 169419a81c14SSteve Longerbeam return -EINVAL; 169519a81c14SSteve Longerbeam max_band50 = (int)((prev_vts - 4) / band_step50); 169619a81c14SSteve Longerbeam return ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL0E, max_band50); 169719a81c14SSteve Longerbeam } 169819a81c14SSteve Longerbeam 169919a81c14SSteve Longerbeam static int ov5640_set_ae_target(struct ov5640_dev *sensor, int target) 170019a81c14SSteve Longerbeam { 170119a81c14SSteve Longerbeam /* stable in high */ 170219a81c14SSteve Longerbeam u32 fast_high, fast_low; 170319a81c14SSteve Longerbeam int ret; 170419a81c14SSteve Longerbeam 170519a81c14SSteve Longerbeam sensor->ae_low = target * 23 / 25; /* 0.92 */ 170619a81c14SSteve Longerbeam sensor->ae_high = target * 27 / 25; /* 1.08 */ 170719a81c14SSteve Longerbeam 170819a81c14SSteve Longerbeam fast_high = sensor->ae_high << 1; 170919a81c14SSteve Longerbeam if (fast_high > 255) 171019a81c14SSteve Longerbeam fast_high = 255; 171119a81c14SSteve Longerbeam 171219a81c14SSteve Longerbeam fast_low = sensor->ae_low >> 1; 171319a81c14SSteve Longerbeam 171419a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL0F, sensor->ae_high); 171519a81c14SSteve Longerbeam if (ret) 171619a81c14SSteve Longerbeam return ret; 171719a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL10, sensor->ae_low); 171819a81c14SSteve Longerbeam if (ret) 171919a81c14SSteve Longerbeam return ret; 172019a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL1B, sensor->ae_high); 172119a81c14SSteve Longerbeam if (ret) 172219a81c14SSteve Longerbeam return ret; 172319a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL1E, sensor->ae_low); 172419a81c14SSteve Longerbeam if (ret) 172519a81c14SSteve Longerbeam return ret; 172619a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL11, fast_high); 172719a81c14SSteve Longerbeam if (ret) 172819a81c14SSteve Longerbeam return ret; 172919a81c14SSteve Longerbeam return ov5640_write_reg(sensor, OV5640_REG_AEC_CTRL1F, fast_low); 173019a81c14SSteve Longerbeam } 173119a81c14SSteve Longerbeam 1732c2c3f42dSHugues Fruchet static int ov5640_get_binning(struct ov5640_dev *sensor) 173319a81c14SSteve Longerbeam { 173419a81c14SSteve Longerbeam u8 temp; 173519a81c14SSteve Longerbeam int ret; 173619a81c14SSteve Longerbeam 173719a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_TIMING_TC_REG21, &temp); 173819a81c14SSteve Longerbeam if (ret) 173919a81c14SSteve Longerbeam return ret; 1740c2c3f42dSHugues Fruchet 1741c2c3f42dSHugues Fruchet return temp & BIT(0); 174219a81c14SSteve Longerbeam } 174319a81c14SSteve Longerbeam 1744ce85705aSHugues Fruchet static int ov5640_set_binning(struct ov5640_dev *sensor, bool enable) 1745ce85705aSHugues Fruchet { 1746ce85705aSHugues Fruchet int ret; 1747ce85705aSHugues Fruchet 1748ce85705aSHugues Fruchet /* 1749ce85705aSHugues Fruchet * TIMING TC REG21: 1750ce85705aSHugues Fruchet * - [0]: Horizontal binning enable 1751ce85705aSHugues Fruchet */ 1752ce85705aSHugues Fruchet ret = ov5640_mod_reg(sensor, OV5640_REG_TIMING_TC_REG21, 1753ce85705aSHugues Fruchet BIT(0), enable ? BIT(0) : 0); 1754ce85705aSHugues Fruchet if (ret) 1755ce85705aSHugues Fruchet return ret; 1756ce85705aSHugues Fruchet /* 1757ce85705aSHugues Fruchet * TIMING TC REG20: 1758ce85705aSHugues Fruchet * - [0]: Undocumented, but hardcoded init sequences 1759ce85705aSHugues Fruchet * are always setting REG21/REG20 bit 0 to same value... 1760ce85705aSHugues Fruchet */ 1761ce85705aSHugues Fruchet return ov5640_mod_reg(sensor, OV5640_REG_TIMING_TC_REG20, 1762ce85705aSHugues Fruchet BIT(0), enable ? BIT(0) : 0); 1763ce85705aSHugues Fruchet } 1764ce85705aSHugues Fruchet 176519a81c14SSteve Longerbeam static int ov5640_set_virtual_channel(struct ov5640_dev *sensor) 176619a81c14SSteve Longerbeam { 17678670d70aSHugues Fruchet struct i2c_client *client = sensor->i2c_client; 176819a81c14SSteve Longerbeam u8 temp, channel = virtual_channel; 176919a81c14SSteve Longerbeam int ret; 177019a81c14SSteve Longerbeam 17718670d70aSHugues Fruchet if (channel > 3) { 17728670d70aSHugues Fruchet dev_err(&client->dev, 17738670d70aSHugues Fruchet "%s: wrong virtual_channel parameter, expected (0..3), got %d\n", 17748670d70aSHugues Fruchet __func__, channel); 177519a81c14SSteve Longerbeam return -EINVAL; 17768670d70aSHugues Fruchet } 177719a81c14SSteve Longerbeam 177819a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_DEBUG_MODE, &temp); 177919a81c14SSteve Longerbeam if (ret) 178019a81c14SSteve Longerbeam return ret; 178119a81c14SSteve Longerbeam temp &= ~(3 << 6); 178219a81c14SSteve Longerbeam temp |= (channel << 6); 178319a81c14SSteve Longerbeam return ov5640_write_reg(sensor, OV5640_REG_DEBUG_MODE, temp); 178419a81c14SSteve Longerbeam } 178519a81c14SSteve Longerbeam 178619a81c14SSteve Longerbeam static const struct ov5640_mode_info * 178719a81c14SSteve Longerbeam ov5640_find_mode(struct ov5640_dev *sensor, enum ov5640_frame_rate fr, 178819a81c14SSteve Longerbeam int width, int height, bool nearest) 178919a81c14SSteve Longerbeam { 17903c4a7372SHugues Fruchet const struct ov5640_mode_info *mode; 179119a81c14SSteve Longerbeam 17923c4a7372SHugues Fruchet mode = v4l2_find_nearest_size(ov5640_mode_data[fr], 17933c4a7372SHugues Fruchet ARRAY_SIZE(ov5640_mode_data[fr]), 17943c4a7372SHugues Fruchet hact, vact, 17953c4a7372SHugues Fruchet width, height); 179619a81c14SSteve Longerbeam 17973c4a7372SHugues Fruchet if (!mode || 17983c4a7372SHugues Fruchet (!nearest && (mode->hact != width || mode->vact != height))) 17993c4a7372SHugues Fruchet return NULL; 180019a81c14SSteve Longerbeam 180119a81c14SSteve Longerbeam return mode; 180219a81c14SSteve Longerbeam } 180319a81c14SSteve Longerbeam 180419a81c14SSteve Longerbeam /* 180519a81c14SSteve Longerbeam * sensor changes between scaling and subsampling, go through 180619a81c14SSteve Longerbeam * exposure calculation 180719a81c14SSteve Longerbeam */ 180841d8d7f5SHugues Fruchet static int ov5640_set_mode_exposure_calc(struct ov5640_dev *sensor, 180941d8d7f5SHugues Fruchet const struct ov5640_mode_info *mode) 181019a81c14SSteve Longerbeam { 181119a81c14SSteve Longerbeam u32 prev_shutter, prev_gain16; 181219a81c14SSteve Longerbeam u32 cap_shutter, cap_gain16; 181319a81c14SSteve Longerbeam u32 cap_sysclk, cap_hts, cap_vts; 181419a81c14SSteve Longerbeam u32 light_freq, cap_bandfilt, cap_maxband; 181519a81c14SSteve Longerbeam u32 cap_gain16_shutter; 181619a81c14SSteve Longerbeam u8 average; 181719a81c14SSteve Longerbeam int ret; 181819a81c14SSteve Longerbeam 181941d8d7f5SHugues Fruchet if (!mode->reg_data) 182019a81c14SSteve Longerbeam return -EINVAL; 182119a81c14SSteve Longerbeam 182219a81c14SSteve Longerbeam /* read preview shutter */ 182319a81c14SSteve Longerbeam ret = ov5640_get_exposure(sensor); 182419a81c14SSteve Longerbeam if (ret < 0) 182519a81c14SSteve Longerbeam return ret; 182619a81c14SSteve Longerbeam prev_shutter = ret; 1827c2c3f42dSHugues Fruchet ret = ov5640_get_binning(sensor); 182819a81c14SSteve Longerbeam if (ret < 0) 182919a81c14SSteve Longerbeam return ret; 183019a81c14SSteve Longerbeam if (ret && mode->id != OV5640_MODE_720P_1280_720 && 183119a81c14SSteve Longerbeam mode->id != OV5640_MODE_1080P_1920_1080) 183219a81c14SSteve Longerbeam prev_shutter *= 2; 183319a81c14SSteve Longerbeam 183419a81c14SSteve Longerbeam /* read preview gain */ 183519a81c14SSteve Longerbeam ret = ov5640_get_gain(sensor); 183619a81c14SSteve Longerbeam if (ret < 0) 183719a81c14SSteve Longerbeam return ret; 183819a81c14SSteve Longerbeam prev_gain16 = ret; 183919a81c14SSteve Longerbeam 184019a81c14SSteve Longerbeam /* get average */ 184119a81c14SSteve Longerbeam ret = ov5640_read_reg(sensor, OV5640_REG_AVG_READOUT, &average); 184219a81c14SSteve Longerbeam if (ret) 184319a81c14SSteve Longerbeam return ret; 184419a81c14SSteve Longerbeam 184519a81c14SSteve Longerbeam /* turn off night mode for capture */ 184619a81c14SSteve Longerbeam ret = ov5640_set_night_mode(sensor); 184719a81c14SSteve Longerbeam if (ret < 0) 184819a81c14SSteve Longerbeam return ret; 184919a81c14SSteve Longerbeam 185019a81c14SSteve Longerbeam /* Write capture setting */ 185119a81c14SSteve Longerbeam ret = ov5640_load_regs(sensor, mode); 185219a81c14SSteve Longerbeam if (ret < 0) 185319a81c14SSteve Longerbeam return ret; 185419a81c14SSteve Longerbeam 185519a81c14SSteve Longerbeam /* read capture VTS */ 185619a81c14SSteve Longerbeam ret = ov5640_get_vts(sensor); 185719a81c14SSteve Longerbeam if (ret < 0) 185819a81c14SSteve Longerbeam return ret; 185919a81c14SSteve Longerbeam cap_vts = ret; 186019a81c14SSteve Longerbeam ret = ov5640_get_hts(sensor); 186119a81c14SSteve Longerbeam if (ret < 0) 186219a81c14SSteve Longerbeam return ret; 186319a81c14SSteve Longerbeam if (ret == 0) 186419a81c14SSteve Longerbeam return -EINVAL; 186519a81c14SSteve Longerbeam cap_hts = ret; 186619a81c14SSteve Longerbeam 186719a81c14SSteve Longerbeam ret = ov5640_get_sysclk(sensor); 186819a81c14SSteve Longerbeam if (ret < 0) 186919a81c14SSteve Longerbeam return ret; 187019a81c14SSteve Longerbeam if (ret == 0) 187119a81c14SSteve Longerbeam return -EINVAL; 187219a81c14SSteve Longerbeam cap_sysclk = ret; 187319a81c14SSteve Longerbeam 187419a81c14SSteve Longerbeam /* calculate capture banding filter */ 187519a81c14SSteve Longerbeam ret = ov5640_get_light_freq(sensor); 187619a81c14SSteve Longerbeam if (ret < 0) 187719a81c14SSteve Longerbeam return ret; 187819a81c14SSteve Longerbeam light_freq = ret; 187919a81c14SSteve Longerbeam 188019a81c14SSteve Longerbeam if (light_freq == 60) { 188119a81c14SSteve Longerbeam /* 60Hz */ 188219a81c14SSteve Longerbeam cap_bandfilt = cap_sysclk * 100 / cap_hts * 100 / 120; 188319a81c14SSteve Longerbeam } else { 188419a81c14SSteve Longerbeam /* 50Hz */ 188519a81c14SSteve Longerbeam cap_bandfilt = cap_sysclk * 100 / cap_hts; 188619a81c14SSteve Longerbeam } 188719a81c14SSteve Longerbeam 188819a81c14SSteve Longerbeam if (!sensor->prev_sysclk) { 188919a81c14SSteve Longerbeam ret = ov5640_get_sysclk(sensor); 189019a81c14SSteve Longerbeam if (ret < 0) 189119a81c14SSteve Longerbeam return ret; 189219a81c14SSteve Longerbeam if (ret == 0) 189319a81c14SSteve Longerbeam return -EINVAL; 189419a81c14SSteve Longerbeam sensor->prev_sysclk = ret; 189519a81c14SSteve Longerbeam } 189619a81c14SSteve Longerbeam 189719a81c14SSteve Longerbeam if (!cap_bandfilt) 189819a81c14SSteve Longerbeam return -EINVAL; 189919a81c14SSteve Longerbeam 190019a81c14SSteve Longerbeam cap_maxband = (int)((cap_vts - 4) / cap_bandfilt); 190119a81c14SSteve Longerbeam 190219a81c14SSteve Longerbeam /* calculate capture shutter/gain16 */ 190319a81c14SSteve Longerbeam if (average > sensor->ae_low && average < sensor->ae_high) { 190419a81c14SSteve Longerbeam /* in stable range */ 190519a81c14SSteve Longerbeam cap_gain16_shutter = 190619a81c14SSteve Longerbeam prev_gain16 * prev_shutter * 190719a81c14SSteve Longerbeam cap_sysclk / sensor->prev_sysclk * 190819a81c14SSteve Longerbeam sensor->prev_hts / cap_hts * 190919a81c14SSteve Longerbeam sensor->ae_target / average; 191019a81c14SSteve Longerbeam } else { 191119a81c14SSteve Longerbeam cap_gain16_shutter = 191219a81c14SSteve Longerbeam prev_gain16 * prev_shutter * 191319a81c14SSteve Longerbeam cap_sysclk / sensor->prev_sysclk * 191419a81c14SSteve Longerbeam sensor->prev_hts / cap_hts; 191519a81c14SSteve Longerbeam } 191619a81c14SSteve Longerbeam 191719a81c14SSteve Longerbeam /* gain to shutter */ 191819a81c14SSteve Longerbeam if (cap_gain16_shutter < (cap_bandfilt * 16)) { 191919a81c14SSteve Longerbeam /* shutter < 1/100 */ 192019a81c14SSteve Longerbeam cap_shutter = cap_gain16_shutter / 16; 192119a81c14SSteve Longerbeam if (cap_shutter < 1) 192219a81c14SSteve Longerbeam cap_shutter = 1; 192319a81c14SSteve Longerbeam 192419a81c14SSteve Longerbeam cap_gain16 = cap_gain16_shutter / cap_shutter; 192519a81c14SSteve Longerbeam if (cap_gain16 < 16) 192619a81c14SSteve Longerbeam cap_gain16 = 16; 192719a81c14SSteve Longerbeam } else { 192819a81c14SSteve Longerbeam if (cap_gain16_shutter > (cap_bandfilt * cap_maxband * 16)) { 192919a81c14SSteve Longerbeam /* exposure reach max */ 193019a81c14SSteve Longerbeam cap_shutter = cap_bandfilt * cap_maxband; 193119a81c14SSteve Longerbeam if (!cap_shutter) 193219a81c14SSteve Longerbeam return -EINVAL; 193319a81c14SSteve Longerbeam 193419a81c14SSteve Longerbeam cap_gain16 = cap_gain16_shutter / cap_shutter; 193519a81c14SSteve Longerbeam } else { 193619a81c14SSteve Longerbeam /* 1/100 < (cap_shutter = n/100) =< max */ 193719a81c14SSteve Longerbeam cap_shutter = 193819a81c14SSteve Longerbeam ((int)(cap_gain16_shutter / 16 / cap_bandfilt)) 193919a81c14SSteve Longerbeam * cap_bandfilt; 194019a81c14SSteve Longerbeam if (!cap_shutter) 194119a81c14SSteve Longerbeam return -EINVAL; 194219a81c14SSteve Longerbeam 194319a81c14SSteve Longerbeam cap_gain16 = cap_gain16_shutter / cap_shutter; 194419a81c14SSteve Longerbeam } 194519a81c14SSteve Longerbeam } 194619a81c14SSteve Longerbeam 194719a81c14SSteve Longerbeam /* set capture gain */ 19483cca8ef5SHugues Fruchet ret = ov5640_set_gain(sensor, cap_gain16); 194919a81c14SSteve Longerbeam if (ret) 195019a81c14SSteve Longerbeam return ret; 195119a81c14SSteve Longerbeam 195219a81c14SSteve Longerbeam /* write capture shutter */ 195319a81c14SSteve Longerbeam if (cap_shutter > (cap_vts - 4)) { 195419a81c14SSteve Longerbeam cap_vts = cap_shutter + 4; 195519a81c14SSteve Longerbeam ret = ov5640_set_vts(sensor, cap_vts); 195619a81c14SSteve Longerbeam if (ret < 0) 195719a81c14SSteve Longerbeam return ret; 195819a81c14SSteve Longerbeam } 195919a81c14SSteve Longerbeam 196019a81c14SSteve Longerbeam /* set exposure */ 19613cca8ef5SHugues Fruchet return ov5640_set_exposure(sensor, cap_shutter); 196219a81c14SSteve Longerbeam } 196319a81c14SSteve Longerbeam 196419a81c14SSteve Longerbeam /* 196519a81c14SSteve Longerbeam * if sensor changes inside scaling or subsampling 196619a81c14SSteve Longerbeam * change mode directly 196719a81c14SSteve Longerbeam */ 196819a81c14SSteve Longerbeam static int ov5640_set_mode_direct(struct ov5640_dev *sensor, 19693cca8ef5SHugues Fruchet const struct ov5640_mode_info *mode) 197019a81c14SSteve Longerbeam { 197141d8d7f5SHugues Fruchet if (!mode->reg_data) 197219a81c14SSteve Longerbeam return -EINVAL; 197319a81c14SSteve Longerbeam 197419a81c14SSteve Longerbeam /* Write capture setting */ 19753cca8ef5SHugues Fruchet return ov5640_load_regs(sensor, mode); 197619a81c14SSteve Longerbeam } 197719a81c14SSteve Longerbeam 1978985cdcb0SHugues Fruchet static int ov5640_set_mode(struct ov5640_dev *sensor) 197919a81c14SSteve Longerbeam { 198019a81c14SSteve Longerbeam const struct ov5640_mode_info *mode = sensor->current_mode; 1981985cdcb0SHugues Fruchet const struct ov5640_mode_info *orig_mode = sensor->last_mode; 198219a81c14SSteve Longerbeam enum ov5640_downsize_mode dn_mode, orig_dn_mode; 19833cca8ef5SHugues Fruchet bool auto_gain = sensor->ctrls.auto_gain->val == 1; 1984dc29a1c1SHugues Fruchet bool auto_exp = sensor->ctrls.auto_exp->val == V4L2_EXPOSURE_AUTO; 1985aa288248SMaxime Ripard unsigned long rate; 198619a81c14SSteve Longerbeam int ret; 198719a81c14SSteve Longerbeam 198819a81c14SSteve Longerbeam dn_mode = mode->dn_mode; 198919a81c14SSteve Longerbeam orig_dn_mode = orig_mode->dn_mode; 199019a81c14SSteve Longerbeam 199119a81c14SSteve Longerbeam /* auto gain and exposure must be turned off when changing modes */ 19923cca8ef5SHugues Fruchet if (auto_gain) { 19933cca8ef5SHugues Fruchet ret = ov5640_set_autogain(sensor, false); 199419a81c14SSteve Longerbeam if (ret) 199519a81c14SSteve Longerbeam return ret; 19963cca8ef5SHugues Fruchet } 1997bf4a4b51SMaxime Ripard 19983cca8ef5SHugues Fruchet if (auto_exp) { 1999dc29a1c1SHugues Fruchet ret = ov5640_set_autoexposure(sensor, false); 200019a81c14SSteve Longerbeam if (ret) 20013cca8ef5SHugues Fruchet goto restore_auto_gain; 20023cca8ef5SHugues Fruchet } 200319a81c14SSteve Longerbeam 2004aa288248SMaxime Ripard /* 2005aa288248SMaxime Ripard * All the formats we support have 16 bits per pixel, seems to require 2006aa288248SMaxime Ripard * the same rate than YUV, so we can just use 16 bpp all the time. 2007aa288248SMaxime Ripard */ 2008aa288248SMaxime Ripard rate = mode->pixel_clock * 16; 2009aa288248SMaxime Ripard if (sensor->ep.bus_type == V4L2_MBUS_CSI2_DPHY) { 2010aa288248SMaxime Ripard rate = rate / sensor->ep.bus.mipi_csi2.num_data_lanes; 2011aa288248SMaxime Ripard ret = ov5640_set_mipi_pclk(sensor, rate); 2012aa288248SMaxime Ripard } else { 2013aa288248SMaxime Ripard rate = rate / sensor->ep.bus.parallel.bus_width; 2014aa288248SMaxime Ripard ret = ov5640_set_dvp_pclk(sensor, rate); 2015aa288248SMaxime Ripard } 2016aa288248SMaxime Ripard 2017aa288248SMaxime Ripard if (ret < 0) 2018aa288248SMaxime Ripard return 0; 2019aa288248SMaxime Ripard 202019a81c14SSteve Longerbeam if ((dn_mode == SUBSAMPLING && orig_dn_mode == SCALING) || 202119a81c14SSteve Longerbeam (dn_mode == SCALING && orig_dn_mode == SUBSAMPLING)) { 202219a81c14SSteve Longerbeam /* 202319a81c14SSteve Longerbeam * change between subsampling and scaling 20243cca8ef5SHugues Fruchet * go through exposure calculation 202519a81c14SSteve Longerbeam */ 202619a81c14SSteve Longerbeam ret = ov5640_set_mode_exposure_calc(sensor, mode); 202719a81c14SSteve Longerbeam } else { 202819a81c14SSteve Longerbeam /* 202919a81c14SSteve Longerbeam * change inside subsampling or scaling 203019a81c14SSteve Longerbeam * download firmware directly 203119a81c14SSteve Longerbeam */ 20323cca8ef5SHugues Fruchet ret = ov5640_set_mode_direct(sensor, mode); 203319a81c14SSteve Longerbeam } 203419a81c14SSteve Longerbeam if (ret < 0) 20353cca8ef5SHugues Fruchet goto restore_auto_exp_gain; 20363cca8ef5SHugues Fruchet 20373cca8ef5SHugues Fruchet /* restore auto gain and exposure */ 20383cca8ef5SHugues Fruchet if (auto_gain) 20393cca8ef5SHugues Fruchet ov5640_set_autogain(sensor, true); 20403cca8ef5SHugues Fruchet if (auto_exp) 20413cca8ef5SHugues Fruchet ov5640_set_autoexposure(sensor, true); 204219a81c14SSteve Longerbeam 2043ce85705aSHugues Fruchet ret = ov5640_set_binning(sensor, dn_mode != SCALING); 2044ce85705aSHugues Fruchet if (ret < 0) 2045ce85705aSHugues Fruchet return ret; 204619a81c14SSteve Longerbeam ret = ov5640_set_ae_target(sensor, sensor->ae_target); 204719a81c14SSteve Longerbeam if (ret < 0) 204819a81c14SSteve Longerbeam return ret; 204919a81c14SSteve Longerbeam ret = ov5640_get_light_freq(sensor); 205019a81c14SSteve Longerbeam if (ret < 0) 205119a81c14SSteve Longerbeam return ret; 205219a81c14SSteve Longerbeam ret = ov5640_set_bandingfilter(sensor); 205319a81c14SSteve Longerbeam if (ret < 0) 205419a81c14SSteve Longerbeam return ret; 205519a81c14SSteve Longerbeam ret = ov5640_set_virtual_channel(sensor); 205619a81c14SSteve Longerbeam if (ret < 0) 205719a81c14SSteve Longerbeam return ret; 205819a81c14SSteve Longerbeam 205919a81c14SSteve Longerbeam sensor->pending_mode_change = false; 2060985cdcb0SHugues Fruchet sensor->last_mode = mode; 206119a81c14SSteve Longerbeam 206219a81c14SSteve Longerbeam return 0; 20633cca8ef5SHugues Fruchet 20643cca8ef5SHugues Fruchet restore_auto_exp_gain: 20653cca8ef5SHugues Fruchet if (auto_exp) 20663cca8ef5SHugues Fruchet ov5640_set_autoexposure(sensor, true); 20673cca8ef5SHugues Fruchet restore_auto_gain: 20683cca8ef5SHugues Fruchet if (auto_gain) 20693cca8ef5SHugues Fruchet ov5640_set_autogain(sensor, true); 20703cca8ef5SHugues Fruchet 20713cca8ef5SHugues Fruchet return ret; 207219a81c14SSteve Longerbeam } 207319a81c14SSteve Longerbeam 207419ad26f9SAkinobu Mita static int ov5640_set_framefmt(struct ov5640_dev *sensor, 207519ad26f9SAkinobu Mita struct v4l2_mbus_framefmt *format); 207619ad26f9SAkinobu Mita 207719a81c14SSteve Longerbeam /* restore the last set video mode after chip power-on */ 207819a81c14SSteve Longerbeam static int ov5640_restore_mode(struct ov5640_dev *sensor) 207919a81c14SSteve Longerbeam { 208019a81c14SSteve Longerbeam int ret; 208119a81c14SSteve Longerbeam 208219a81c14SSteve Longerbeam /* first load the initial register values */ 208319a81c14SSteve Longerbeam ret = ov5640_load_regs(sensor, &ov5640_mode_init_data); 208419a81c14SSteve Longerbeam if (ret < 0) 208519a81c14SSteve Longerbeam return ret; 2086985cdcb0SHugues Fruchet sensor->last_mode = &ov5640_mode_init_data; 208719a81c14SSteve Longerbeam 20888f57c2f8SMaxime Ripard ret = ov5640_mod_reg(sensor, OV5640_REG_SYS_ROOT_DIVIDER, 0x3f, 20898f57c2f8SMaxime Ripard (ilog2(OV5640_SCLK2X_ROOT_DIVIDER_DEFAULT) << 2) | 20908f57c2f8SMaxime Ripard ilog2(OV5640_SCLK_ROOT_DIVIDER_DEFAULT)); 20918f57c2f8SMaxime Ripard if (ret) 20928f57c2f8SMaxime Ripard return ret; 20938f57c2f8SMaxime Ripard 209419a81c14SSteve Longerbeam /* now restore the last capture mode */ 2095985cdcb0SHugues Fruchet ret = ov5640_set_mode(sensor); 209619ad26f9SAkinobu Mita if (ret < 0) 209719ad26f9SAkinobu Mita return ret; 209819ad26f9SAkinobu Mita 209919ad26f9SAkinobu Mita return ov5640_set_framefmt(sensor, &sensor->fmt); 210019a81c14SSteve Longerbeam } 210119a81c14SSteve Longerbeam 210219a81c14SSteve Longerbeam static void ov5640_power(struct ov5640_dev *sensor, bool enable) 210319a81c14SSteve Longerbeam { 21041fddc5daSHugues Fruchet gpiod_set_value_cansleep(sensor->pwdn_gpio, enable ? 0 : 1); 210519a81c14SSteve Longerbeam } 210619a81c14SSteve Longerbeam 210719a81c14SSteve Longerbeam static void ov5640_reset(struct ov5640_dev *sensor) 210819a81c14SSteve Longerbeam { 210919a81c14SSteve Longerbeam if (!sensor->reset_gpio) 211019a81c14SSteve Longerbeam return; 211119a81c14SSteve Longerbeam 21121fddc5daSHugues Fruchet gpiod_set_value_cansleep(sensor->reset_gpio, 0); 211319a81c14SSteve Longerbeam 211419a81c14SSteve Longerbeam /* camera power cycle */ 211519a81c14SSteve Longerbeam ov5640_power(sensor, false); 211619a81c14SSteve Longerbeam usleep_range(5000, 10000); 211719a81c14SSteve Longerbeam ov5640_power(sensor, true); 211819a81c14SSteve Longerbeam usleep_range(5000, 10000); 211919a81c14SSteve Longerbeam 21201fddc5daSHugues Fruchet gpiod_set_value_cansleep(sensor->reset_gpio, 1); 212119a81c14SSteve Longerbeam usleep_range(1000, 2000); 212219a81c14SSteve Longerbeam 21231fddc5daSHugues Fruchet gpiod_set_value_cansleep(sensor->reset_gpio, 0); 212419a81c14SSteve Longerbeam usleep_range(5000, 10000); 212519a81c14SSteve Longerbeam } 212619a81c14SSteve Longerbeam 21270f7acb52SHugues Fruchet static int ov5640_set_power_on(struct ov5640_dev *sensor) 212819a81c14SSteve Longerbeam { 21290f7acb52SHugues Fruchet struct i2c_client *client = sensor->i2c_client; 21300f7acb52SHugues Fruchet int ret; 213119a81c14SSteve Longerbeam 21320f7acb52SHugues Fruchet ret = clk_prepare_enable(sensor->xclk); 21330f7acb52SHugues Fruchet if (ret) { 21340f7acb52SHugues Fruchet dev_err(&client->dev, "%s: failed to enable clock\n", 21350f7acb52SHugues Fruchet __func__); 21360f7acb52SHugues Fruchet return ret; 21370f7acb52SHugues Fruchet } 213819a81c14SSteve Longerbeam 213919a81c14SSteve Longerbeam ret = regulator_bulk_enable(OV5640_NUM_SUPPLIES, 214019a81c14SSteve Longerbeam sensor->supplies); 21410f7acb52SHugues Fruchet if (ret) { 21420f7acb52SHugues Fruchet dev_err(&client->dev, "%s: failed to enable regulators\n", 21430f7acb52SHugues Fruchet __func__); 214419a81c14SSteve Longerbeam goto xclk_off; 21450f7acb52SHugues Fruchet } 214619a81c14SSteve Longerbeam 214719a81c14SSteve Longerbeam ov5640_reset(sensor); 214819a81c14SSteve Longerbeam ov5640_power(sensor, true); 214919a81c14SSteve Longerbeam 215019a81c14SSteve Longerbeam ret = ov5640_init_slave_id(sensor); 215119a81c14SSteve Longerbeam if (ret) 215219a81c14SSteve Longerbeam goto power_off; 215319a81c14SSteve Longerbeam 21540f7acb52SHugues Fruchet return 0; 21550f7acb52SHugues Fruchet 21560f7acb52SHugues Fruchet power_off: 21570f7acb52SHugues Fruchet ov5640_power(sensor, false); 21580f7acb52SHugues Fruchet regulator_bulk_disable(OV5640_NUM_SUPPLIES, sensor->supplies); 21590f7acb52SHugues Fruchet xclk_off: 21600f7acb52SHugues Fruchet clk_disable_unprepare(sensor->xclk); 21610f7acb52SHugues Fruchet return ret; 21620f7acb52SHugues Fruchet } 21630f7acb52SHugues Fruchet 21640f7acb52SHugues Fruchet static void ov5640_set_power_off(struct ov5640_dev *sensor) 21650f7acb52SHugues Fruchet { 21660f7acb52SHugues Fruchet ov5640_power(sensor, false); 21670f7acb52SHugues Fruchet regulator_bulk_disable(OV5640_NUM_SUPPLIES, sensor->supplies); 21680f7acb52SHugues Fruchet clk_disable_unprepare(sensor->xclk); 21690f7acb52SHugues Fruchet } 21700f7acb52SHugues Fruchet 21710f7acb52SHugues Fruchet static int ov5640_set_power(struct ov5640_dev *sensor, bool on) 21720f7acb52SHugues Fruchet { 21730f7acb52SHugues Fruchet int ret = 0; 21740f7acb52SHugues Fruchet 21750f7acb52SHugues Fruchet if (on) { 21760f7acb52SHugues Fruchet ret = ov5640_set_power_on(sensor); 21770f7acb52SHugues Fruchet if (ret) 21780f7acb52SHugues Fruchet return ret; 21790f7acb52SHugues Fruchet 218019a81c14SSteve Longerbeam ret = ov5640_restore_mode(sensor); 218119a81c14SSteve Longerbeam if (ret) 218219a81c14SSteve Longerbeam goto power_off; 218319a81c14SSteve Longerbeam 2184aa4bb8b8SJacopo Mondi /* We're done here for DVP bus, while CSI-2 needs setup. */ 21852d95e7edSSakari Ailus if (sensor->ep.bus_type != V4L2_MBUS_CSI2_DPHY) 2186aa4bb8b8SJacopo Mondi return 0; 2187aa4bb8b8SJacopo Mondi 218819a81c14SSteve Longerbeam /* 2189aa4bb8b8SJacopo Mondi * Power up MIPI HS Tx and LS Rx; 2 data lanes mode 2190aa4bb8b8SJacopo Mondi * 2191aa4bb8b8SJacopo Mondi * 0x300e = 0x40 2192aa4bb8b8SJacopo Mondi * [7:5] = 010 : 2 data lanes mode (see FIXME note in 2193aa4bb8b8SJacopo Mondi * "ov5640_set_stream_mipi()") 2194aa4bb8b8SJacopo Mondi * [4] = 0 : Power up MIPI HS Tx 2195aa4bb8b8SJacopo Mondi * [3] = 0 : Power up MIPI LS Rx 2196aa4bb8b8SJacopo Mondi * [2] = 0 : MIPI interface disabled 219719a81c14SSteve Longerbeam */ 2198aa4bb8b8SJacopo Mondi ret = ov5640_write_reg(sensor, 2199aa4bb8b8SJacopo Mondi OV5640_REG_IO_MIPI_CTRL00, 0x40); 220019a81c14SSteve Longerbeam if (ret) 220119a81c14SSteve Longerbeam goto power_off; 2202aa4bb8b8SJacopo Mondi 2203aa4bb8b8SJacopo Mondi /* 2204aa4bb8b8SJacopo Mondi * Gate clock and set LP11 in 'no packets mode' (idle) 2205aa4bb8b8SJacopo Mondi * 2206aa4bb8b8SJacopo Mondi * 0x4800 = 0x24 2207aa4bb8b8SJacopo Mondi * [5] = 1 : Gate clock when 'no packets' 2208aa4bb8b8SJacopo Mondi * [2] = 1 : MIPI bus in LP11 when 'no packets' 2209aa4bb8b8SJacopo Mondi */ 2210aa4bb8b8SJacopo Mondi ret = ov5640_write_reg(sensor, 2211aa4bb8b8SJacopo Mondi OV5640_REG_MIPI_CTRL00, 0x24); 221219a81c14SSteve Longerbeam if (ret) 221319a81c14SSteve Longerbeam goto power_off; 2214aa4bb8b8SJacopo Mondi 2215aa4bb8b8SJacopo Mondi /* 2216aa4bb8b8SJacopo Mondi * Set data lanes and clock in LP11 when 'sleeping' 2217aa4bb8b8SJacopo Mondi * 2218aa4bb8b8SJacopo Mondi * 0x3019 = 0x70 2219aa4bb8b8SJacopo Mondi * [6] = 1 : MIPI data lane 2 in LP11 when 'sleeping' 2220aa4bb8b8SJacopo Mondi * [5] = 1 : MIPI data lane 1 in LP11 when 'sleeping' 2221aa4bb8b8SJacopo Mondi * [4] = 1 : MIPI clock lane in LP11 when 'sleeping' 2222aa4bb8b8SJacopo Mondi */ 2223aa4bb8b8SJacopo Mondi ret = ov5640_write_reg(sensor, 2224aa4bb8b8SJacopo Mondi OV5640_REG_PAD_OUTPUT00, 0x70); 2225aa4bb8b8SJacopo Mondi if (ret) 2226aa4bb8b8SJacopo Mondi goto power_off; 2227aa4bb8b8SJacopo Mondi 2228aa4bb8b8SJacopo Mondi /* Give lanes some time to coax into LP11 state. */ 2229aa4bb8b8SJacopo Mondi usleep_range(500, 1000); 2230aa4bb8b8SJacopo Mondi 2231aa4bb8b8SJacopo Mondi } else { 22322d95e7edSSakari Ailus if (sensor->ep.bus_type == V4L2_MBUS_CSI2_DPHY) { 2233aa4bb8b8SJacopo Mondi /* Reset MIPI bus settings to their default values. */ 2234aa4bb8b8SJacopo Mondi ov5640_write_reg(sensor, 2235aa4bb8b8SJacopo Mondi OV5640_REG_IO_MIPI_CTRL00, 0x58); 2236aa4bb8b8SJacopo Mondi ov5640_write_reg(sensor, 2237aa4bb8b8SJacopo Mondi OV5640_REG_MIPI_CTRL00, 0x04); 2238aa4bb8b8SJacopo Mondi ov5640_write_reg(sensor, 2239aa4bb8b8SJacopo Mondi OV5640_REG_PAD_OUTPUT00, 0x00); 2240aa4bb8b8SJacopo Mondi } 2241aa4bb8b8SJacopo Mondi 2242aa4bb8b8SJacopo Mondi ov5640_set_power_off(sensor); 2243f22996dbSHugues Fruchet } 224419a81c14SSteve Longerbeam 224519a81c14SSteve Longerbeam return 0; 224619a81c14SSteve Longerbeam 224719a81c14SSteve Longerbeam power_off: 22480f7acb52SHugues Fruchet ov5640_set_power_off(sensor); 224919a81c14SSteve Longerbeam return ret; 225019a81c14SSteve Longerbeam } 225119a81c14SSteve Longerbeam 225219a81c14SSteve Longerbeam /* --------------- Subdev Operations --------------- */ 225319a81c14SSteve Longerbeam 225419a81c14SSteve Longerbeam static int ov5640_s_power(struct v4l2_subdev *sd, int on) 225519a81c14SSteve Longerbeam { 225619a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 225719a81c14SSteve Longerbeam int ret = 0; 225819a81c14SSteve Longerbeam 225919a81c14SSteve Longerbeam mutex_lock(&sensor->lock); 226019a81c14SSteve Longerbeam 226119a81c14SSteve Longerbeam /* 226219a81c14SSteve Longerbeam * If the power count is modified from 0 to != 0 or from != 0 to 0, 226319a81c14SSteve Longerbeam * update the power state. 226419a81c14SSteve Longerbeam */ 226519a81c14SSteve Longerbeam if (sensor->power_count == !on) { 226619a81c14SSteve Longerbeam ret = ov5640_set_power(sensor, !!on); 226719a81c14SSteve Longerbeam if (ret) 226819a81c14SSteve Longerbeam goto out; 226919a81c14SSteve Longerbeam } 227019a81c14SSteve Longerbeam 227119a81c14SSteve Longerbeam /* Update the power count. */ 227219a81c14SSteve Longerbeam sensor->power_count += on ? 1 : -1; 227319a81c14SSteve Longerbeam WARN_ON(sensor->power_count < 0); 227419a81c14SSteve Longerbeam out: 227519a81c14SSteve Longerbeam mutex_unlock(&sensor->lock); 227619a81c14SSteve Longerbeam 227719a81c14SSteve Longerbeam if (on && !ret && sensor->power_count == 1) { 227819a81c14SSteve Longerbeam /* restore controls */ 227919a81c14SSteve Longerbeam ret = v4l2_ctrl_handler_setup(&sensor->ctrls.handler); 228019a81c14SSteve Longerbeam } 228119a81c14SSteve Longerbeam 228219a81c14SSteve Longerbeam return ret; 228319a81c14SSteve Longerbeam } 228419a81c14SSteve Longerbeam 228519a81c14SSteve Longerbeam static int ov5640_try_frame_interval(struct ov5640_dev *sensor, 228619a81c14SSteve Longerbeam struct v4l2_fract *fi, 228719a81c14SSteve Longerbeam u32 width, u32 height) 228819a81c14SSteve Longerbeam { 228919a81c14SSteve Longerbeam const struct ov5640_mode_info *mode; 229019a81c14SSteve Longerbeam u32 minfps, maxfps, fps; 229119a81c14SSteve Longerbeam int ret; 229219a81c14SSteve Longerbeam 229319a81c14SSteve Longerbeam minfps = ov5640_framerates[OV5640_15_FPS]; 229419a81c14SSteve Longerbeam maxfps = ov5640_framerates[OV5640_30_FPS]; 229519a81c14SSteve Longerbeam 229619a81c14SSteve Longerbeam if (fi->numerator == 0) { 229719a81c14SSteve Longerbeam fi->denominator = maxfps; 229819a81c14SSteve Longerbeam fi->numerator = 1; 229919a81c14SSteve Longerbeam return OV5640_30_FPS; 230019a81c14SSteve Longerbeam } 230119a81c14SSteve Longerbeam 230219a81c14SSteve Longerbeam fps = DIV_ROUND_CLOSEST(fi->denominator, fi->numerator); 230319a81c14SSteve Longerbeam 230419a81c14SSteve Longerbeam fi->numerator = 1; 230519a81c14SSteve Longerbeam if (fps > maxfps) 230619a81c14SSteve Longerbeam fi->denominator = maxfps; 230719a81c14SSteve Longerbeam else if (fps < minfps) 230819a81c14SSteve Longerbeam fi->denominator = minfps; 230919a81c14SSteve Longerbeam else if (2 * fps >= 2 * minfps + (maxfps - minfps)) 231019a81c14SSteve Longerbeam fi->denominator = maxfps; 231119a81c14SSteve Longerbeam else 231219a81c14SSteve Longerbeam fi->denominator = minfps; 231319a81c14SSteve Longerbeam 231419a81c14SSteve Longerbeam ret = (fi->denominator == minfps) ? OV5640_15_FPS : OV5640_30_FPS; 231519a81c14SSteve Longerbeam 231619a81c14SSteve Longerbeam mode = ov5640_find_mode(sensor, ret, width, height, false); 231719a81c14SSteve Longerbeam return mode ? ret : -EINVAL; 231819a81c14SSteve Longerbeam } 231919a81c14SSteve Longerbeam 232019a81c14SSteve Longerbeam static int ov5640_get_fmt(struct v4l2_subdev *sd, 232119a81c14SSteve Longerbeam struct v4l2_subdev_pad_config *cfg, 232219a81c14SSteve Longerbeam struct v4l2_subdev_format *format) 232319a81c14SSteve Longerbeam { 232419a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 232519a81c14SSteve Longerbeam struct v4l2_mbus_framefmt *fmt; 232619a81c14SSteve Longerbeam 232719a81c14SSteve Longerbeam if (format->pad != 0) 232819a81c14SSteve Longerbeam return -EINVAL; 232919a81c14SSteve Longerbeam 233019a81c14SSteve Longerbeam mutex_lock(&sensor->lock); 233119a81c14SSteve Longerbeam 233219a81c14SSteve Longerbeam if (format->which == V4L2_SUBDEV_FORMAT_TRY) 233319a81c14SSteve Longerbeam fmt = v4l2_subdev_get_try_format(&sensor->sd, cfg, 233419a81c14SSteve Longerbeam format->pad); 233519a81c14SSteve Longerbeam else 233619a81c14SSteve Longerbeam fmt = &sensor->fmt; 233719a81c14SSteve Longerbeam 233819a81c14SSteve Longerbeam format->format = *fmt; 233919a81c14SSteve Longerbeam 234019a81c14SSteve Longerbeam mutex_unlock(&sensor->lock); 234119a81c14SSteve Longerbeam 234219a81c14SSteve Longerbeam return 0; 234319a81c14SSteve Longerbeam } 234419a81c14SSteve Longerbeam 234519a81c14SSteve Longerbeam static int ov5640_try_fmt_internal(struct v4l2_subdev *sd, 234619a81c14SSteve Longerbeam struct v4l2_mbus_framefmt *fmt, 234719a81c14SSteve Longerbeam enum ov5640_frame_rate fr, 234819a81c14SSteve Longerbeam const struct ov5640_mode_info **new_mode) 234919a81c14SSteve Longerbeam { 235019a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 235119a81c14SSteve Longerbeam const struct ov5640_mode_info *mode; 2352e3ee691dSHugues Fruchet int i; 235319a81c14SSteve Longerbeam 235419a81c14SSteve Longerbeam mode = ov5640_find_mode(sensor, fr, fmt->width, fmt->height, true); 235519a81c14SSteve Longerbeam if (!mode) 235619a81c14SSteve Longerbeam return -EINVAL; 2357dba13a0bSMaxime Ripard fmt->width = mode->hact; 2358dba13a0bSMaxime Ripard fmt->height = mode->vact; 235919a81c14SSteve Longerbeam 236019a81c14SSteve Longerbeam if (new_mode) 236119a81c14SSteve Longerbeam *new_mode = mode; 2362e3ee691dSHugues Fruchet 2363e3ee691dSHugues Fruchet for (i = 0; i < ARRAY_SIZE(ov5640_formats); i++) 2364e3ee691dSHugues Fruchet if (ov5640_formats[i].code == fmt->code) 2365e3ee691dSHugues Fruchet break; 2366e3ee691dSHugues Fruchet if (i >= ARRAY_SIZE(ov5640_formats)) 2367e6441fdeSHugues Fruchet i = 0; 2368e6441fdeSHugues Fruchet 2369e6441fdeSHugues Fruchet fmt->code = ov5640_formats[i].code; 2370e6441fdeSHugues Fruchet fmt->colorspace = ov5640_formats[i].colorspace; 2371e6441fdeSHugues Fruchet fmt->ycbcr_enc = V4L2_MAP_YCBCR_ENC_DEFAULT(fmt->colorspace); 2372e6441fdeSHugues Fruchet fmt->quantization = V4L2_QUANTIZATION_FULL_RANGE; 2373e6441fdeSHugues Fruchet fmt->xfer_func = V4L2_MAP_XFER_FUNC_DEFAULT(fmt->colorspace); 2374e3ee691dSHugues Fruchet 237519a81c14SSteve Longerbeam return 0; 237619a81c14SSteve Longerbeam } 237719a81c14SSteve Longerbeam 237819a81c14SSteve Longerbeam static int ov5640_set_fmt(struct v4l2_subdev *sd, 237919a81c14SSteve Longerbeam struct v4l2_subdev_pad_config *cfg, 238019a81c14SSteve Longerbeam struct v4l2_subdev_format *format) 238119a81c14SSteve Longerbeam { 238219a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 238319a81c14SSteve Longerbeam const struct ov5640_mode_info *new_mode; 2384e6441fdeSHugues Fruchet struct v4l2_mbus_framefmt *mbus_fmt = &format->format; 238507115449SJacopo Mondi struct v4l2_mbus_framefmt *fmt; 238619a81c14SSteve Longerbeam int ret; 238719a81c14SSteve Longerbeam 238819a81c14SSteve Longerbeam if (format->pad != 0) 238919a81c14SSteve Longerbeam return -EINVAL; 239019a81c14SSteve Longerbeam 239119a81c14SSteve Longerbeam mutex_lock(&sensor->lock); 239219a81c14SSteve Longerbeam 239319a81c14SSteve Longerbeam if (sensor->streaming) { 239419a81c14SSteve Longerbeam ret = -EBUSY; 239519a81c14SSteve Longerbeam goto out; 239619a81c14SSteve Longerbeam } 239719a81c14SSteve Longerbeam 2398e6441fdeSHugues Fruchet ret = ov5640_try_fmt_internal(sd, mbus_fmt, 239919a81c14SSteve Longerbeam sensor->current_fr, &new_mode); 240019a81c14SSteve Longerbeam if (ret) 240119a81c14SSteve Longerbeam goto out; 240219a81c14SSteve Longerbeam 240307115449SJacopo Mondi if (format->which == V4L2_SUBDEV_FORMAT_TRY) 240407115449SJacopo Mondi fmt = v4l2_subdev_get_try_format(sd, cfg, 0); 240507115449SJacopo Mondi else 240607115449SJacopo Mondi fmt = &sensor->fmt; 240719a81c14SSteve Longerbeam 2408e6441fdeSHugues Fruchet *fmt = *mbus_fmt; 240919a81c14SSteve Longerbeam 24106949d864SHugues Fruchet if (new_mode != sensor->current_mode) { 241119a81c14SSteve Longerbeam sensor->current_mode = new_mode; 241219a81c14SSteve Longerbeam sensor->pending_mode_change = true; 24136949d864SHugues Fruchet } 241407115449SJacopo Mondi if (mbus_fmt->code != sensor->fmt.code) 2415fb98e29fSHugues Fruchet sensor->pending_fmt_change = true; 241607115449SJacopo Mondi 241719a81c14SSteve Longerbeam out: 241819a81c14SSteve Longerbeam mutex_unlock(&sensor->lock); 241919a81c14SSteve Longerbeam return ret; 242019a81c14SSteve Longerbeam } 242119a81c14SSteve Longerbeam 2422e3ee691dSHugues Fruchet static int ov5640_set_framefmt(struct ov5640_dev *sensor, 2423e3ee691dSHugues Fruchet struct v4l2_mbus_framefmt *format) 2424e3ee691dSHugues Fruchet { 2425e3ee691dSHugues Fruchet int ret = 0; 2426e3ee691dSHugues Fruchet bool is_rgb = false; 2427d47c4126SHugues Fruchet bool is_jpeg = false; 2428e3ee691dSHugues Fruchet u8 val; 2429e3ee691dSHugues Fruchet 2430e3ee691dSHugues Fruchet switch (format->code) { 2431e3ee691dSHugues Fruchet case MEDIA_BUS_FMT_UYVY8_2X8: 2432e3ee691dSHugues Fruchet /* YUV422, UYVY */ 2433e3ee691dSHugues Fruchet val = 0x3f; 2434e3ee691dSHugues Fruchet break; 2435e3ee691dSHugues Fruchet case MEDIA_BUS_FMT_YUYV8_2X8: 2436e3ee691dSHugues Fruchet /* YUV422, YUYV */ 2437e3ee691dSHugues Fruchet val = 0x30; 2438e3ee691dSHugues Fruchet break; 2439e3ee691dSHugues Fruchet case MEDIA_BUS_FMT_RGB565_2X8_LE: 2440e3ee691dSHugues Fruchet /* RGB565 {g[2:0],b[4:0]},{r[4:0],g[5:3]} */ 2441e3ee691dSHugues Fruchet val = 0x6F; 2442e3ee691dSHugues Fruchet is_rgb = true; 2443e3ee691dSHugues Fruchet break; 2444e3ee691dSHugues Fruchet case MEDIA_BUS_FMT_RGB565_2X8_BE: 2445e3ee691dSHugues Fruchet /* RGB565 {r[4:0],g[5:3]},{g[2:0],b[4:0]} */ 2446e3ee691dSHugues Fruchet val = 0x61; 2447e3ee691dSHugues Fruchet is_rgb = true; 2448e3ee691dSHugues Fruchet break; 2449d47c4126SHugues Fruchet case MEDIA_BUS_FMT_JPEG_1X8: 2450d47c4126SHugues Fruchet /* YUV422, YUYV */ 2451d47c4126SHugues Fruchet val = 0x30; 2452d47c4126SHugues Fruchet is_jpeg = true; 2453d47c4126SHugues Fruchet break; 2454e3ee691dSHugues Fruchet default: 2455e3ee691dSHugues Fruchet return -EINVAL; 2456e3ee691dSHugues Fruchet } 2457e3ee691dSHugues Fruchet 2458e3ee691dSHugues Fruchet /* FORMAT CONTROL00: YUV and RGB formatting */ 2459e3ee691dSHugues Fruchet ret = ov5640_write_reg(sensor, OV5640_REG_FORMAT_CONTROL00, val); 2460e3ee691dSHugues Fruchet if (ret) 2461e3ee691dSHugues Fruchet return ret; 2462e3ee691dSHugues Fruchet 2463e3ee691dSHugues Fruchet /* FORMAT MUX CONTROL: ISP YUV or RGB */ 2464d47c4126SHugues Fruchet ret = ov5640_write_reg(sensor, OV5640_REG_ISP_FORMAT_MUX_CTRL, 2465e3ee691dSHugues Fruchet is_rgb ? 0x01 : 0x00); 2466d47c4126SHugues Fruchet if (ret) 2467d47c4126SHugues Fruchet return ret; 2468d47c4126SHugues Fruchet 2469d47c4126SHugues Fruchet /* 2470d47c4126SHugues Fruchet * TIMING TC REG21: 2471d47c4126SHugues Fruchet * - [5]: JPEG enable 2472d47c4126SHugues Fruchet */ 2473d47c4126SHugues Fruchet ret = ov5640_mod_reg(sensor, OV5640_REG_TIMING_TC_REG21, 2474d47c4126SHugues Fruchet BIT(5), is_jpeg ? BIT(5) : 0); 2475d47c4126SHugues Fruchet if (ret) 2476d47c4126SHugues Fruchet return ret; 2477d47c4126SHugues Fruchet 2478d47c4126SHugues Fruchet /* 2479d47c4126SHugues Fruchet * SYSTEM RESET02: 2480d47c4126SHugues Fruchet * - [4]: Reset JFIFO 2481d47c4126SHugues Fruchet * - [3]: Reset SFIFO 2482d47c4126SHugues Fruchet * - [2]: Reset JPEG 2483d47c4126SHugues Fruchet */ 2484d47c4126SHugues Fruchet ret = ov5640_mod_reg(sensor, OV5640_REG_SYS_RESET02, 2485d47c4126SHugues Fruchet BIT(4) | BIT(3) | BIT(2), 2486d47c4126SHugues Fruchet is_jpeg ? 0 : (BIT(4) | BIT(3) | BIT(2))); 2487d47c4126SHugues Fruchet if (ret) 2488d47c4126SHugues Fruchet return ret; 2489d47c4126SHugues Fruchet 2490d47c4126SHugues Fruchet /* 2491d47c4126SHugues Fruchet * CLOCK ENABLE02: 2492d47c4126SHugues Fruchet * - [5]: Enable JPEG 2x clock 2493d47c4126SHugues Fruchet * - [3]: Enable JPEG clock 2494d47c4126SHugues Fruchet */ 2495d47c4126SHugues Fruchet return ov5640_mod_reg(sensor, OV5640_REG_SYS_CLOCK_ENABLE02, 2496d47c4126SHugues Fruchet BIT(5) | BIT(3), 2497d47c4126SHugues Fruchet is_jpeg ? (BIT(5) | BIT(3)) : 0); 2498e3ee691dSHugues Fruchet } 249919a81c14SSteve Longerbeam 250019a81c14SSteve Longerbeam /* 250119a81c14SSteve Longerbeam * Sensor Controls. 250219a81c14SSteve Longerbeam */ 250319a81c14SSteve Longerbeam 250419a81c14SSteve Longerbeam static int ov5640_set_ctrl_hue(struct ov5640_dev *sensor, int value) 250519a81c14SSteve Longerbeam { 250619a81c14SSteve Longerbeam int ret; 250719a81c14SSteve Longerbeam 250819a81c14SSteve Longerbeam if (value) { 250919a81c14SSteve Longerbeam ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, 251019a81c14SSteve Longerbeam BIT(0), BIT(0)); 251119a81c14SSteve Longerbeam if (ret) 251219a81c14SSteve Longerbeam return ret; 251319a81c14SSteve Longerbeam ret = ov5640_write_reg16(sensor, OV5640_REG_SDE_CTRL1, value); 251419a81c14SSteve Longerbeam } else { 251519a81c14SSteve Longerbeam ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, BIT(0), 0); 251619a81c14SSteve Longerbeam } 251719a81c14SSteve Longerbeam 251819a81c14SSteve Longerbeam return ret; 251919a81c14SSteve Longerbeam } 252019a81c14SSteve Longerbeam 252119a81c14SSteve Longerbeam static int ov5640_set_ctrl_contrast(struct ov5640_dev *sensor, int value) 252219a81c14SSteve Longerbeam { 252319a81c14SSteve Longerbeam int ret; 252419a81c14SSteve Longerbeam 252519a81c14SSteve Longerbeam if (value) { 252619a81c14SSteve Longerbeam ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, 252719a81c14SSteve Longerbeam BIT(2), BIT(2)); 252819a81c14SSteve Longerbeam if (ret) 252919a81c14SSteve Longerbeam return ret; 253019a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, OV5640_REG_SDE_CTRL5, 253119a81c14SSteve Longerbeam value & 0xff); 253219a81c14SSteve Longerbeam } else { 253319a81c14SSteve Longerbeam ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, BIT(2), 0); 253419a81c14SSteve Longerbeam } 253519a81c14SSteve Longerbeam 253619a81c14SSteve Longerbeam return ret; 253719a81c14SSteve Longerbeam } 253819a81c14SSteve Longerbeam 253919a81c14SSteve Longerbeam static int ov5640_set_ctrl_saturation(struct ov5640_dev *sensor, int value) 254019a81c14SSteve Longerbeam { 254119a81c14SSteve Longerbeam int ret; 254219a81c14SSteve Longerbeam 254319a81c14SSteve Longerbeam if (value) { 254419a81c14SSteve Longerbeam ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, 254519a81c14SSteve Longerbeam BIT(1), BIT(1)); 254619a81c14SSteve Longerbeam if (ret) 254719a81c14SSteve Longerbeam return ret; 254819a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, OV5640_REG_SDE_CTRL3, 254919a81c14SSteve Longerbeam value & 0xff); 255019a81c14SSteve Longerbeam if (ret) 255119a81c14SSteve Longerbeam return ret; 255219a81c14SSteve Longerbeam ret = ov5640_write_reg(sensor, OV5640_REG_SDE_CTRL4, 255319a81c14SSteve Longerbeam value & 0xff); 255419a81c14SSteve Longerbeam } else { 255519a81c14SSteve Longerbeam ret = ov5640_mod_reg(sensor, OV5640_REG_SDE_CTRL0, BIT(1), 0); 255619a81c14SSteve Longerbeam } 255719a81c14SSteve Longerbeam 255819a81c14SSteve Longerbeam return ret; 255919a81c14SSteve Longerbeam } 256019a81c14SSteve Longerbeam 256119a81c14SSteve Longerbeam static int ov5640_set_ctrl_white_balance(struct ov5640_dev *sensor, int awb) 256219a81c14SSteve Longerbeam { 256319a81c14SSteve Longerbeam int ret; 256419a81c14SSteve Longerbeam 256519a81c14SSteve Longerbeam ret = ov5640_mod_reg(sensor, OV5640_REG_AWB_MANUAL_CTRL, 256619a81c14SSteve Longerbeam BIT(0), awb ? 0 : 1); 256719a81c14SSteve Longerbeam if (ret) 256819a81c14SSteve Longerbeam return ret; 256919a81c14SSteve Longerbeam 257019a81c14SSteve Longerbeam if (!awb) { 257119a81c14SSteve Longerbeam u16 red = (u16)sensor->ctrls.red_balance->val; 257219a81c14SSteve Longerbeam u16 blue = (u16)sensor->ctrls.blue_balance->val; 257319a81c14SSteve Longerbeam 257419a81c14SSteve Longerbeam ret = ov5640_write_reg16(sensor, OV5640_REG_AWB_R_GAIN, red); 257519a81c14SSteve Longerbeam if (ret) 257619a81c14SSteve Longerbeam return ret; 257719a81c14SSteve Longerbeam ret = ov5640_write_reg16(sensor, OV5640_REG_AWB_B_GAIN, blue); 257819a81c14SSteve Longerbeam } 257919a81c14SSteve Longerbeam 258019a81c14SSteve Longerbeam return ret; 258119a81c14SSteve Longerbeam } 258219a81c14SSteve Longerbeam 25833cca8ef5SHugues Fruchet static int ov5640_set_ctrl_exposure(struct ov5640_dev *sensor, 25843cca8ef5SHugues Fruchet enum v4l2_exposure_auto_type auto_exposure) 258519a81c14SSteve Longerbeam { 258619a81c14SSteve Longerbeam struct ov5640_ctrls *ctrls = &sensor->ctrls; 25873cca8ef5SHugues Fruchet bool auto_exp = (auto_exposure == V4L2_EXPOSURE_AUTO); 258819a81c14SSteve Longerbeam int ret = 0; 258919a81c14SSteve Longerbeam 259019a81c14SSteve Longerbeam if (ctrls->auto_exp->is_new) { 25913cca8ef5SHugues Fruchet ret = ov5640_set_autoexposure(sensor, auto_exp); 259219a81c14SSteve Longerbeam if (ret) 259319a81c14SSteve Longerbeam return ret; 259419a81c14SSteve Longerbeam } 259519a81c14SSteve Longerbeam 25963cca8ef5SHugues Fruchet if (!auto_exp && ctrls->exposure->is_new) { 259719a81c14SSteve Longerbeam u16 max_exp; 259819a81c14SSteve Longerbeam 259919a81c14SSteve Longerbeam ret = ov5640_read_reg16(sensor, OV5640_REG_AEC_PK_VTS, 260019a81c14SSteve Longerbeam &max_exp); 260119a81c14SSteve Longerbeam if (ret) 260219a81c14SSteve Longerbeam return ret; 260319a81c14SSteve Longerbeam ret = ov5640_get_vts(sensor); 260419a81c14SSteve Longerbeam if (ret < 0) 260519a81c14SSteve Longerbeam return ret; 260619a81c14SSteve Longerbeam max_exp += ret; 26076146fde3SHugues Fruchet ret = 0; 260819a81c14SSteve Longerbeam 260919a81c14SSteve Longerbeam if (ctrls->exposure->val < max_exp) 261019a81c14SSteve Longerbeam ret = ov5640_set_exposure(sensor, ctrls->exposure->val); 261119a81c14SSteve Longerbeam } 261219a81c14SSteve Longerbeam 261319a81c14SSteve Longerbeam return ret; 261419a81c14SSteve Longerbeam } 261519a81c14SSteve Longerbeam 26163cca8ef5SHugues Fruchet static int ov5640_set_ctrl_gain(struct ov5640_dev *sensor, bool auto_gain) 261719a81c14SSteve Longerbeam { 261819a81c14SSteve Longerbeam struct ov5640_ctrls *ctrls = &sensor->ctrls; 261919a81c14SSteve Longerbeam int ret = 0; 262019a81c14SSteve Longerbeam 262119a81c14SSteve Longerbeam if (ctrls->auto_gain->is_new) { 26223cca8ef5SHugues Fruchet ret = ov5640_set_autogain(sensor, auto_gain); 262319a81c14SSteve Longerbeam if (ret) 262419a81c14SSteve Longerbeam return ret; 262519a81c14SSteve Longerbeam } 262619a81c14SSteve Longerbeam 26273cca8ef5SHugues Fruchet if (!auto_gain && ctrls->gain->is_new) 26283cca8ef5SHugues Fruchet ret = ov5640_set_gain(sensor, ctrls->gain->val); 262919a81c14SSteve Longerbeam 263019a81c14SSteve Longerbeam return ret; 263119a81c14SSteve Longerbeam } 263219a81c14SSteve Longerbeam 263319a81c14SSteve Longerbeam static int ov5640_set_ctrl_test_pattern(struct ov5640_dev *sensor, int value) 263419a81c14SSteve Longerbeam { 263519a81c14SSteve Longerbeam return ov5640_mod_reg(sensor, OV5640_REG_PRE_ISP_TEST_SET1, 263619a81c14SSteve Longerbeam 0xa4, value ? 0xa4 : 0); 263719a81c14SSteve Longerbeam } 263819a81c14SSteve Longerbeam 26391068fecaSMylène Josserand static int ov5640_set_ctrl_light_freq(struct ov5640_dev *sensor, int value) 26401068fecaSMylène Josserand { 26411068fecaSMylène Josserand int ret; 26421068fecaSMylène Josserand 26431068fecaSMylène Josserand ret = ov5640_mod_reg(sensor, OV5640_REG_HZ5060_CTRL01, BIT(7), 26441068fecaSMylène Josserand (value == V4L2_CID_POWER_LINE_FREQUENCY_AUTO) ? 26451068fecaSMylène Josserand 0 : BIT(7)); 26461068fecaSMylène Josserand if (ret) 26471068fecaSMylène Josserand return ret; 26481068fecaSMylène Josserand 26491068fecaSMylène Josserand return ov5640_mod_reg(sensor, OV5640_REG_HZ5060_CTRL00, BIT(2), 26501068fecaSMylène Josserand (value == V4L2_CID_POWER_LINE_FREQUENCY_50HZ) ? 26511068fecaSMylène Josserand BIT(2) : 0); 26521068fecaSMylène Josserand } 26531068fecaSMylène Josserand 2654ce85705aSHugues Fruchet static int ov5640_set_ctrl_hflip(struct ov5640_dev *sensor, int value) 2655ce85705aSHugues Fruchet { 2656ce85705aSHugues Fruchet /* 2657c3f3ba3eSHugues Fruchet * If sensor is mounted upside down, mirror logic is inversed. 2658c3f3ba3eSHugues Fruchet * 2659ce85705aSHugues Fruchet * Sensor is a BSI (Back Side Illuminated) one, 2660ce85705aSHugues Fruchet * so image captured is physically mirrored. 2661ce85705aSHugues Fruchet * This is why mirror logic is inversed in 2662ce85705aSHugues Fruchet * order to cancel this mirror effect. 2663ce85705aSHugues Fruchet */ 2664ce85705aSHugues Fruchet 2665ce85705aSHugues Fruchet /* 2666ce85705aSHugues Fruchet * TIMING TC REG21: 2667ce85705aSHugues Fruchet * - [2]: ISP mirror 2668ce85705aSHugues Fruchet * - [1]: Sensor mirror 2669ce85705aSHugues Fruchet */ 2670ce85705aSHugues Fruchet return ov5640_mod_reg(sensor, OV5640_REG_TIMING_TC_REG21, 2671ce85705aSHugues Fruchet BIT(2) | BIT(1), 2672c3f3ba3eSHugues Fruchet (!(value ^ sensor->upside_down)) ? 2673c3f3ba3eSHugues Fruchet (BIT(2) | BIT(1)) : 0); 2674ce85705aSHugues Fruchet } 2675ce85705aSHugues Fruchet 2676ce85705aSHugues Fruchet static int ov5640_set_ctrl_vflip(struct ov5640_dev *sensor, int value) 2677ce85705aSHugues Fruchet { 2678c3f3ba3eSHugues Fruchet /* If sensor is mounted upside down, flip logic is inversed */ 2679c3f3ba3eSHugues Fruchet 2680ce85705aSHugues Fruchet /* 2681ce85705aSHugues Fruchet * TIMING TC REG20: 2682ce85705aSHugues Fruchet * - [2]: ISP vflip 2683ce85705aSHugues Fruchet * - [1]: Sensor vflip 2684ce85705aSHugues Fruchet */ 2685ce85705aSHugues Fruchet return ov5640_mod_reg(sensor, OV5640_REG_TIMING_TC_REG20, 2686ce85705aSHugues Fruchet BIT(2) | BIT(1), 2687c3f3ba3eSHugues Fruchet (value ^ sensor->upside_down) ? 2688c3f3ba3eSHugues Fruchet (BIT(2) | BIT(1)) : 0); 2689ce85705aSHugues Fruchet } 2690ce85705aSHugues Fruchet 269119a81c14SSteve Longerbeam static int ov5640_g_volatile_ctrl(struct v4l2_ctrl *ctrl) 269219a81c14SSteve Longerbeam { 269319a81c14SSteve Longerbeam struct v4l2_subdev *sd = ctrl_to_sd(ctrl); 269419a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 269519a81c14SSteve Longerbeam int val; 269619a81c14SSteve Longerbeam 269719a81c14SSteve Longerbeam /* v4l2_ctrl_lock() locks our own mutex */ 269819a81c14SSteve Longerbeam 269919a81c14SSteve Longerbeam switch (ctrl->id) { 270019a81c14SSteve Longerbeam case V4L2_CID_AUTOGAIN: 270119a81c14SSteve Longerbeam val = ov5640_get_gain(sensor); 270219a81c14SSteve Longerbeam if (val < 0) 270319a81c14SSteve Longerbeam return val; 270419a81c14SSteve Longerbeam sensor->ctrls.gain->val = val; 270519a81c14SSteve Longerbeam break; 270619a81c14SSteve Longerbeam case V4L2_CID_EXPOSURE_AUTO: 270719a81c14SSteve Longerbeam val = ov5640_get_exposure(sensor); 270819a81c14SSteve Longerbeam if (val < 0) 270919a81c14SSteve Longerbeam return val; 271019a81c14SSteve Longerbeam sensor->ctrls.exposure->val = val; 271119a81c14SSteve Longerbeam break; 271219a81c14SSteve Longerbeam } 271319a81c14SSteve Longerbeam 271419a81c14SSteve Longerbeam return 0; 271519a81c14SSteve Longerbeam } 271619a81c14SSteve Longerbeam 271719a81c14SSteve Longerbeam static int ov5640_s_ctrl(struct v4l2_ctrl *ctrl) 271819a81c14SSteve Longerbeam { 271919a81c14SSteve Longerbeam struct v4l2_subdev *sd = ctrl_to_sd(ctrl); 272019a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 272119a81c14SSteve Longerbeam int ret; 272219a81c14SSteve Longerbeam 272319a81c14SSteve Longerbeam /* v4l2_ctrl_lock() locks our own mutex */ 272419a81c14SSteve Longerbeam 272519a81c14SSteve Longerbeam /* 272619a81c14SSteve Longerbeam * If the device is not powered up by the host driver do 272719a81c14SSteve Longerbeam * not apply any controls to H/W at this time. Instead 272819a81c14SSteve Longerbeam * the controls will be restored right after power-up. 272919a81c14SSteve Longerbeam */ 273019a81c14SSteve Longerbeam if (sensor->power_count == 0) 273119a81c14SSteve Longerbeam return 0; 273219a81c14SSteve Longerbeam 273319a81c14SSteve Longerbeam switch (ctrl->id) { 273419a81c14SSteve Longerbeam case V4L2_CID_AUTOGAIN: 273519a81c14SSteve Longerbeam ret = ov5640_set_ctrl_gain(sensor, ctrl->val); 273619a81c14SSteve Longerbeam break; 273719a81c14SSteve Longerbeam case V4L2_CID_EXPOSURE_AUTO: 273819a81c14SSteve Longerbeam ret = ov5640_set_ctrl_exposure(sensor, ctrl->val); 273919a81c14SSteve Longerbeam break; 274019a81c14SSteve Longerbeam case V4L2_CID_AUTO_WHITE_BALANCE: 274119a81c14SSteve Longerbeam ret = ov5640_set_ctrl_white_balance(sensor, ctrl->val); 274219a81c14SSteve Longerbeam break; 274319a81c14SSteve Longerbeam case V4L2_CID_HUE: 274419a81c14SSteve Longerbeam ret = ov5640_set_ctrl_hue(sensor, ctrl->val); 274519a81c14SSteve Longerbeam break; 274619a81c14SSteve Longerbeam case V4L2_CID_CONTRAST: 274719a81c14SSteve Longerbeam ret = ov5640_set_ctrl_contrast(sensor, ctrl->val); 274819a81c14SSteve Longerbeam break; 274919a81c14SSteve Longerbeam case V4L2_CID_SATURATION: 275019a81c14SSteve Longerbeam ret = ov5640_set_ctrl_saturation(sensor, ctrl->val); 275119a81c14SSteve Longerbeam break; 275219a81c14SSteve Longerbeam case V4L2_CID_TEST_PATTERN: 275319a81c14SSteve Longerbeam ret = ov5640_set_ctrl_test_pattern(sensor, ctrl->val); 275419a81c14SSteve Longerbeam break; 27551068fecaSMylène Josserand case V4L2_CID_POWER_LINE_FREQUENCY: 27561068fecaSMylène Josserand ret = ov5640_set_ctrl_light_freq(sensor, ctrl->val); 27571068fecaSMylène Josserand break; 2758ce85705aSHugues Fruchet case V4L2_CID_HFLIP: 2759ce85705aSHugues Fruchet ret = ov5640_set_ctrl_hflip(sensor, ctrl->val); 2760ce85705aSHugues Fruchet break; 2761ce85705aSHugues Fruchet case V4L2_CID_VFLIP: 2762ce85705aSHugues Fruchet ret = ov5640_set_ctrl_vflip(sensor, ctrl->val); 2763ce85705aSHugues Fruchet break; 276419a81c14SSteve Longerbeam default: 276519a81c14SSteve Longerbeam ret = -EINVAL; 276619a81c14SSteve Longerbeam break; 276719a81c14SSteve Longerbeam } 276819a81c14SSteve Longerbeam 276919a81c14SSteve Longerbeam return ret; 277019a81c14SSteve Longerbeam } 277119a81c14SSteve Longerbeam 277219a81c14SSteve Longerbeam static const struct v4l2_ctrl_ops ov5640_ctrl_ops = { 277319a81c14SSteve Longerbeam .g_volatile_ctrl = ov5640_g_volatile_ctrl, 277419a81c14SSteve Longerbeam .s_ctrl = ov5640_s_ctrl, 277519a81c14SSteve Longerbeam }; 277619a81c14SSteve Longerbeam 277719a81c14SSteve Longerbeam static const char * const test_pattern_menu[] = { 277819a81c14SSteve Longerbeam "Disabled", 277919a81c14SSteve Longerbeam "Color bars", 278019a81c14SSteve Longerbeam }; 278119a81c14SSteve Longerbeam 278219a81c14SSteve Longerbeam static int ov5640_init_controls(struct ov5640_dev *sensor) 278319a81c14SSteve Longerbeam { 278419a81c14SSteve Longerbeam const struct v4l2_ctrl_ops *ops = &ov5640_ctrl_ops; 278519a81c14SSteve Longerbeam struct ov5640_ctrls *ctrls = &sensor->ctrls; 278619a81c14SSteve Longerbeam struct v4l2_ctrl_handler *hdl = &ctrls->handler; 278719a81c14SSteve Longerbeam int ret; 278819a81c14SSteve Longerbeam 278919a81c14SSteve Longerbeam v4l2_ctrl_handler_init(hdl, 32); 279019a81c14SSteve Longerbeam 279119a81c14SSteve Longerbeam /* we can use our own mutex for the ctrl lock */ 279219a81c14SSteve Longerbeam hdl->lock = &sensor->lock; 279319a81c14SSteve Longerbeam 279419a81c14SSteve Longerbeam /* Auto/manual white balance */ 279519a81c14SSteve Longerbeam ctrls->auto_wb = v4l2_ctrl_new_std(hdl, ops, 279619a81c14SSteve Longerbeam V4L2_CID_AUTO_WHITE_BALANCE, 279719a81c14SSteve Longerbeam 0, 1, 1, 1); 279819a81c14SSteve Longerbeam ctrls->blue_balance = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_BLUE_BALANCE, 279919a81c14SSteve Longerbeam 0, 4095, 1, 0); 280019a81c14SSteve Longerbeam ctrls->red_balance = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_RED_BALANCE, 280119a81c14SSteve Longerbeam 0, 4095, 1, 0); 280219a81c14SSteve Longerbeam /* Auto/manual exposure */ 280319a81c14SSteve Longerbeam ctrls->auto_exp = v4l2_ctrl_new_std_menu(hdl, ops, 280419a81c14SSteve Longerbeam V4L2_CID_EXPOSURE_AUTO, 280519a81c14SSteve Longerbeam V4L2_EXPOSURE_MANUAL, 0, 280619a81c14SSteve Longerbeam V4L2_EXPOSURE_AUTO); 280719a81c14SSteve Longerbeam ctrls->exposure = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_EXPOSURE, 280819a81c14SSteve Longerbeam 0, 65535, 1, 0); 280919a81c14SSteve Longerbeam /* Auto/manual gain */ 281019a81c14SSteve Longerbeam ctrls->auto_gain = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_AUTOGAIN, 281119a81c14SSteve Longerbeam 0, 1, 1, 1); 281219a81c14SSteve Longerbeam ctrls->gain = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_GAIN, 281319a81c14SSteve Longerbeam 0, 1023, 1, 0); 281419a81c14SSteve Longerbeam 281519a81c14SSteve Longerbeam ctrls->saturation = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_SATURATION, 281619a81c14SSteve Longerbeam 0, 255, 1, 64); 281719a81c14SSteve Longerbeam ctrls->hue = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_HUE, 281819a81c14SSteve Longerbeam 0, 359, 1, 0); 281919a81c14SSteve Longerbeam ctrls->contrast = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_CONTRAST, 282019a81c14SSteve Longerbeam 0, 255, 1, 0); 282119a81c14SSteve Longerbeam ctrls->test_pattern = 282219a81c14SSteve Longerbeam v4l2_ctrl_new_std_menu_items(hdl, ops, V4L2_CID_TEST_PATTERN, 282319a81c14SSteve Longerbeam ARRAY_SIZE(test_pattern_menu) - 1, 282419a81c14SSteve Longerbeam 0, 0, test_pattern_menu); 2825ce85705aSHugues Fruchet ctrls->hflip = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_HFLIP, 2826ce85705aSHugues Fruchet 0, 1, 1, 0); 2827ce85705aSHugues Fruchet ctrls->vflip = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_VFLIP, 2828ce85705aSHugues Fruchet 0, 1, 1, 0); 282919a81c14SSteve Longerbeam 28301068fecaSMylène Josserand ctrls->light_freq = 28311068fecaSMylène Josserand v4l2_ctrl_new_std_menu(hdl, ops, 28321068fecaSMylène Josserand V4L2_CID_POWER_LINE_FREQUENCY, 28331068fecaSMylène Josserand V4L2_CID_POWER_LINE_FREQUENCY_AUTO, 0, 28341068fecaSMylène Josserand V4L2_CID_POWER_LINE_FREQUENCY_50HZ); 28351068fecaSMylène Josserand 283619a81c14SSteve Longerbeam if (hdl->error) { 283719a81c14SSteve Longerbeam ret = hdl->error; 283819a81c14SSteve Longerbeam goto free_ctrls; 283919a81c14SSteve Longerbeam } 284019a81c14SSteve Longerbeam 284119a81c14SSteve Longerbeam ctrls->gain->flags |= V4L2_CTRL_FLAG_VOLATILE; 284219a81c14SSteve Longerbeam ctrls->exposure->flags |= V4L2_CTRL_FLAG_VOLATILE; 284319a81c14SSteve Longerbeam 284419a81c14SSteve Longerbeam v4l2_ctrl_auto_cluster(3, &ctrls->auto_wb, 0, false); 284519a81c14SSteve Longerbeam v4l2_ctrl_auto_cluster(2, &ctrls->auto_gain, 0, true); 284619a81c14SSteve Longerbeam v4l2_ctrl_auto_cluster(2, &ctrls->auto_exp, 1, true); 284719a81c14SSteve Longerbeam 284819a81c14SSteve Longerbeam sensor->sd.ctrl_handler = hdl; 284919a81c14SSteve Longerbeam return 0; 285019a81c14SSteve Longerbeam 285119a81c14SSteve Longerbeam free_ctrls: 285219a81c14SSteve Longerbeam v4l2_ctrl_handler_free(hdl); 285319a81c14SSteve Longerbeam return ret; 285419a81c14SSteve Longerbeam } 285519a81c14SSteve Longerbeam 285619a81c14SSteve Longerbeam static int ov5640_enum_frame_size(struct v4l2_subdev *sd, 285719a81c14SSteve Longerbeam struct v4l2_subdev_pad_config *cfg, 285819a81c14SSteve Longerbeam struct v4l2_subdev_frame_size_enum *fse) 285919a81c14SSteve Longerbeam { 286019a81c14SSteve Longerbeam if (fse->pad != 0) 286119a81c14SSteve Longerbeam return -EINVAL; 286219a81c14SSteve Longerbeam if (fse->index >= OV5640_NUM_MODES) 286319a81c14SSteve Longerbeam return -EINVAL; 286419a81c14SSteve Longerbeam 286541d8d7f5SHugues Fruchet fse->min_width = 2866dba13a0bSMaxime Ripard ov5640_mode_data[0][fse->index].hact; 286741d8d7f5SHugues Fruchet fse->max_width = fse->min_width; 286841d8d7f5SHugues Fruchet fse->min_height = 2869dba13a0bSMaxime Ripard ov5640_mode_data[0][fse->index].vact; 287041d8d7f5SHugues Fruchet fse->max_height = fse->min_height; 287119a81c14SSteve Longerbeam 287219a81c14SSteve Longerbeam return 0; 287319a81c14SSteve Longerbeam } 287419a81c14SSteve Longerbeam 287519a81c14SSteve Longerbeam static int ov5640_enum_frame_interval( 287619a81c14SSteve Longerbeam struct v4l2_subdev *sd, 287719a81c14SSteve Longerbeam struct v4l2_subdev_pad_config *cfg, 287819a81c14SSteve Longerbeam struct v4l2_subdev_frame_interval_enum *fie) 287919a81c14SSteve Longerbeam { 288019a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 288119a81c14SSteve Longerbeam struct v4l2_fract tpf; 288219a81c14SSteve Longerbeam int ret; 288319a81c14SSteve Longerbeam 288419a81c14SSteve Longerbeam if (fie->pad != 0) 288519a81c14SSteve Longerbeam return -EINVAL; 288619a81c14SSteve Longerbeam if (fie->index >= OV5640_NUM_FRAMERATES) 288719a81c14SSteve Longerbeam return -EINVAL; 288819a81c14SSteve Longerbeam 288919a81c14SSteve Longerbeam tpf.numerator = 1; 289019a81c14SSteve Longerbeam tpf.denominator = ov5640_framerates[fie->index]; 289119a81c14SSteve Longerbeam 289219a81c14SSteve Longerbeam ret = ov5640_try_frame_interval(sensor, &tpf, 289319a81c14SSteve Longerbeam fie->width, fie->height); 289419a81c14SSteve Longerbeam if (ret < 0) 289519a81c14SSteve Longerbeam return -EINVAL; 289619a81c14SSteve Longerbeam 289719a81c14SSteve Longerbeam fie->interval = tpf; 289819a81c14SSteve Longerbeam return 0; 289919a81c14SSteve Longerbeam } 290019a81c14SSteve Longerbeam 290119a81c14SSteve Longerbeam static int ov5640_g_frame_interval(struct v4l2_subdev *sd, 290219a81c14SSteve Longerbeam struct v4l2_subdev_frame_interval *fi) 290319a81c14SSteve Longerbeam { 290419a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 290519a81c14SSteve Longerbeam 290619a81c14SSteve Longerbeam mutex_lock(&sensor->lock); 290719a81c14SSteve Longerbeam fi->interval = sensor->frame_interval; 290819a81c14SSteve Longerbeam mutex_unlock(&sensor->lock); 290919a81c14SSteve Longerbeam 291019a81c14SSteve Longerbeam return 0; 291119a81c14SSteve Longerbeam } 291219a81c14SSteve Longerbeam 291319a81c14SSteve Longerbeam static int ov5640_s_frame_interval(struct v4l2_subdev *sd, 291419a81c14SSteve Longerbeam struct v4l2_subdev_frame_interval *fi) 291519a81c14SSteve Longerbeam { 291619a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 291719a81c14SSteve Longerbeam const struct ov5640_mode_info *mode; 291819a81c14SSteve Longerbeam int frame_rate, ret = 0; 291919a81c14SSteve Longerbeam 292019a81c14SSteve Longerbeam if (fi->pad != 0) 292119a81c14SSteve Longerbeam return -EINVAL; 292219a81c14SSteve Longerbeam 292319a81c14SSteve Longerbeam mutex_lock(&sensor->lock); 292419a81c14SSteve Longerbeam 292519a81c14SSteve Longerbeam if (sensor->streaming) { 292619a81c14SSteve Longerbeam ret = -EBUSY; 292719a81c14SSteve Longerbeam goto out; 292819a81c14SSteve Longerbeam } 292919a81c14SSteve Longerbeam 293019a81c14SSteve Longerbeam mode = sensor->current_mode; 293119a81c14SSteve Longerbeam 293219a81c14SSteve Longerbeam frame_rate = ov5640_try_frame_interval(sensor, &fi->interval, 2933dba13a0bSMaxime Ripard mode->hact, mode->vact); 293419a81c14SSteve Longerbeam if (frame_rate < 0) 293519a81c14SSteve Longerbeam frame_rate = OV5640_15_FPS; 293619a81c14SSteve Longerbeam 29373c4a7372SHugues Fruchet mode = ov5640_find_mode(sensor, frame_rate, mode->hact, 2938dba13a0bSMaxime Ripard mode->vact, true); 29393c4a7372SHugues Fruchet if (!mode) { 29403c4a7372SHugues Fruchet ret = -EINVAL; 29413c4a7372SHugues Fruchet goto out; 29423c4a7372SHugues Fruchet } 29433c4a7372SHugues Fruchet 29440929983eSHugues Fruchet if (mode != sensor->current_mode || 29450929983eSHugues Fruchet frame_rate != sensor->current_fr) { 29460929983eSHugues Fruchet sensor->current_fr = frame_rate; 29470929983eSHugues Fruchet sensor->frame_interval = fi->interval; 29483c4a7372SHugues Fruchet sensor->current_mode = mode; 294919a81c14SSteve Longerbeam sensor->pending_mode_change = true; 29506949d864SHugues Fruchet } 295119a81c14SSteve Longerbeam out: 295219a81c14SSteve Longerbeam mutex_unlock(&sensor->lock); 295319a81c14SSteve Longerbeam return ret; 295419a81c14SSteve Longerbeam } 295519a81c14SSteve Longerbeam 295619a81c14SSteve Longerbeam static int ov5640_enum_mbus_code(struct v4l2_subdev *sd, 295719a81c14SSteve Longerbeam struct v4l2_subdev_pad_config *cfg, 295819a81c14SSteve Longerbeam struct v4l2_subdev_mbus_code_enum *code) 295919a81c14SSteve Longerbeam { 296019a81c14SSteve Longerbeam if (code->pad != 0) 296119a81c14SSteve Longerbeam return -EINVAL; 2962e3ee691dSHugues Fruchet if (code->index >= ARRAY_SIZE(ov5640_formats)) 296319a81c14SSteve Longerbeam return -EINVAL; 296419a81c14SSteve Longerbeam 2965e3ee691dSHugues Fruchet code->code = ov5640_formats[code->index].code; 296619a81c14SSteve Longerbeam return 0; 296719a81c14SSteve Longerbeam } 296819a81c14SSteve Longerbeam 296919a81c14SSteve Longerbeam static int ov5640_s_stream(struct v4l2_subdev *sd, int enable) 297019a81c14SSteve Longerbeam { 297119a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 297219a81c14SSteve Longerbeam int ret = 0; 297319a81c14SSteve Longerbeam 297419a81c14SSteve Longerbeam mutex_lock(&sensor->lock); 297519a81c14SSteve Longerbeam 297619a81c14SSteve Longerbeam if (sensor->streaming == !enable) { 297719a81c14SSteve Longerbeam if (enable && sensor->pending_mode_change) { 2978985cdcb0SHugues Fruchet ret = ov5640_set_mode(sensor); 297919a81c14SSteve Longerbeam if (ret) 298019a81c14SSteve Longerbeam goto out; 2981fb98e29fSHugues Fruchet } 2982e3ee691dSHugues Fruchet 2983fb98e29fSHugues Fruchet if (enable && sensor->pending_fmt_change) { 2984e3ee691dSHugues Fruchet ret = ov5640_set_framefmt(sensor, &sensor->fmt); 2985e3ee691dSHugues Fruchet if (ret) 2986e3ee691dSHugues Fruchet goto out; 2987fb98e29fSHugues Fruchet sensor->pending_fmt_change = false; 298819a81c14SSteve Longerbeam } 298919a81c14SSteve Longerbeam 29902d95e7edSSakari Ailus if (sensor->ep.bus_type == V4L2_MBUS_CSI2_DPHY) 2991f22996dbSHugues Fruchet ret = ov5640_set_stream_mipi(sensor, enable); 2992f22996dbSHugues Fruchet else 2993f22996dbSHugues Fruchet ret = ov5640_set_stream_dvp(sensor, enable); 2994f22996dbSHugues Fruchet 299519a81c14SSteve Longerbeam if (!ret) 299619a81c14SSteve Longerbeam sensor->streaming = enable; 299719a81c14SSteve Longerbeam } 299819a81c14SSteve Longerbeam out: 299919a81c14SSteve Longerbeam mutex_unlock(&sensor->lock); 300019a81c14SSteve Longerbeam return ret; 300119a81c14SSteve Longerbeam } 300219a81c14SSteve Longerbeam 300319a81c14SSteve Longerbeam static const struct v4l2_subdev_core_ops ov5640_core_ops = { 300419a81c14SSteve Longerbeam .s_power = ov5640_s_power, 30052d18fbc5SAkinobu Mita .log_status = v4l2_ctrl_subdev_log_status, 30062d18fbc5SAkinobu Mita .subscribe_event = v4l2_ctrl_subdev_subscribe_event, 30072d18fbc5SAkinobu Mita .unsubscribe_event = v4l2_event_subdev_unsubscribe, 300819a81c14SSteve Longerbeam }; 300919a81c14SSteve Longerbeam 301019a81c14SSteve Longerbeam static const struct v4l2_subdev_video_ops ov5640_video_ops = { 301119a81c14SSteve Longerbeam .g_frame_interval = ov5640_g_frame_interval, 301219a81c14SSteve Longerbeam .s_frame_interval = ov5640_s_frame_interval, 301319a81c14SSteve Longerbeam .s_stream = ov5640_s_stream, 301419a81c14SSteve Longerbeam }; 301519a81c14SSteve Longerbeam 301619a81c14SSteve Longerbeam static const struct v4l2_subdev_pad_ops ov5640_pad_ops = { 301719a81c14SSteve Longerbeam .enum_mbus_code = ov5640_enum_mbus_code, 301819a81c14SSteve Longerbeam .get_fmt = ov5640_get_fmt, 301919a81c14SSteve Longerbeam .set_fmt = ov5640_set_fmt, 302019a81c14SSteve Longerbeam .enum_frame_size = ov5640_enum_frame_size, 302119a81c14SSteve Longerbeam .enum_frame_interval = ov5640_enum_frame_interval, 302219a81c14SSteve Longerbeam }; 302319a81c14SSteve Longerbeam 302419a81c14SSteve Longerbeam static const struct v4l2_subdev_ops ov5640_subdev_ops = { 302519a81c14SSteve Longerbeam .core = &ov5640_core_ops, 302619a81c14SSteve Longerbeam .video = &ov5640_video_ops, 302719a81c14SSteve Longerbeam .pad = &ov5640_pad_ops, 302819a81c14SSteve Longerbeam }; 302919a81c14SSteve Longerbeam 303019a81c14SSteve Longerbeam static int ov5640_get_regulators(struct ov5640_dev *sensor) 303119a81c14SSteve Longerbeam { 303219a81c14SSteve Longerbeam int i; 303319a81c14SSteve Longerbeam 303419a81c14SSteve Longerbeam for (i = 0; i < OV5640_NUM_SUPPLIES; i++) 303519a81c14SSteve Longerbeam sensor->supplies[i].supply = ov5640_supply_name[i]; 303619a81c14SSteve Longerbeam 303719a81c14SSteve Longerbeam return devm_regulator_bulk_get(&sensor->i2c_client->dev, 303819a81c14SSteve Longerbeam OV5640_NUM_SUPPLIES, 303919a81c14SSteve Longerbeam sensor->supplies); 304019a81c14SSteve Longerbeam } 304119a81c14SSteve Longerbeam 30420f7acb52SHugues Fruchet static int ov5640_check_chip_id(struct ov5640_dev *sensor) 30430f7acb52SHugues Fruchet { 30440f7acb52SHugues Fruchet struct i2c_client *client = sensor->i2c_client; 30450f7acb52SHugues Fruchet int ret = 0; 30460f7acb52SHugues Fruchet u16 chip_id; 30470f7acb52SHugues Fruchet 30480f7acb52SHugues Fruchet ret = ov5640_set_power_on(sensor); 30490f7acb52SHugues Fruchet if (ret) 30500f7acb52SHugues Fruchet return ret; 30510f7acb52SHugues Fruchet 30520f7acb52SHugues Fruchet ret = ov5640_read_reg16(sensor, OV5640_REG_CHIP_ID, &chip_id); 30530f7acb52SHugues Fruchet if (ret) { 30540f7acb52SHugues Fruchet dev_err(&client->dev, "%s: failed to read chip identifier\n", 30550f7acb52SHugues Fruchet __func__); 30560f7acb52SHugues Fruchet goto power_off; 30570f7acb52SHugues Fruchet } 30580f7acb52SHugues Fruchet 30590f7acb52SHugues Fruchet if (chip_id != 0x5640) { 30600f7acb52SHugues Fruchet dev_err(&client->dev, "%s: wrong chip identifier, expected 0x5640, got 0x%x\n", 30610f7acb52SHugues Fruchet __func__, chip_id); 30620f7acb52SHugues Fruchet ret = -ENXIO; 30630f7acb52SHugues Fruchet } 30640f7acb52SHugues Fruchet 30650f7acb52SHugues Fruchet power_off: 30660f7acb52SHugues Fruchet ov5640_set_power_off(sensor); 30670f7acb52SHugues Fruchet return ret; 30680f7acb52SHugues Fruchet } 30690f7acb52SHugues Fruchet 307019a81c14SSteve Longerbeam static int ov5640_probe(struct i2c_client *client, 307119a81c14SSteve Longerbeam const struct i2c_device_id *id) 307219a81c14SSteve Longerbeam { 307319a81c14SSteve Longerbeam struct device *dev = &client->dev; 307419a81c14SSteve Longerbeam struct fwnode_handle *endpoint; 307519a81c14SSteve Longerbeam struct ov5640_dev *sensor; 3076e6441fdeSHugues Fruchet struct v4l2_mbus_framefmt *fmt; 3077c3f3ba3eSHugues Fruchet u32 rotation; 307819a81c14SSteve Longerbeam int ret; 307919a81c14SSteve Longerbeam 308019a81c14SSteve Longerbeam sensor = devm_kzalloc(dev, sizeof(*sensor), GFP_KERNEL); 308119a81c14SSteve Longerbeam if (!sensor) 308219a81c14SSteve Longerbeam return -ENOMEM; 308319a81c14SSteve Longerbeam 308419a81c14SSteve Longerbeam sensor->i2c_client = client; 3085fb98e29fSHugues Fruchet 3086fb98e29fSHugues Fruchet /* 3087fb98e29fSHugues Fruchet * default init sequence initialize sensor to 3088fb98e29fSHugues Fruchet * YUV422 UYVY VGA@30fps 3089fb98e29fSHugues Fruchet */ 3090e6441fdeSHugues Fruchet fmt = &sensor->fmt; 3091fb98e29fSHugues Fruchet fmt->code = MEDIA_BUS_FMT_UYVY8_2X8; 3092fb98e29fSHugues Fruchet fmt->colorspace = V4L2_COLORSPACE_SRGB; 3093e6441fdeSHugues Fruchet fmt->ycbcr_enc = V4L2_MAP_YCBCR_ENC_DEFAULT(fmt->colorspace); 3094e6441fdeSHugues Fruchet fmt->quantization = V4L2_QUANTIZATION_FULL_RANGE; 3095e6441fdeSHugues Fruchet fmt->xfer_func = V4L2_MAP_XFER_FUNC_DEFAULT(fmt->colorspace); 3096e6441fdeSHugues Fruchet fmt->width = 640; 3097e6441fdeSHugues Fruchet fmt->height = 480; 3098e6441fdeSHugues Fruchet fmt->field = V4L2_FIELD_NONE; 309919a81c14SSteve Longerbeam sensor->frame_interval.numerator = 1; 310019a81c14SSteve Longerbeam sensor->frame_interval.denominator = ov5640_framerates[OV5640_30_FPS]; 310119a81c14SSteve Longerbeam sensor->current_fr = OV5640_30_FPS; 310219a81c14SSteve Longerbeam sensor->current_mode = 310319a81c14SSteve Longerbeam &ov5640_mode_data[OV5640_30_FPS][OV5640_MODE_VGA_640_480]; 3104985cdcb0SHugues Fruchet sensor->last_mode = sensor->current_mode; 310519a81c14SSteve Longerbeam 310619a81c14SSteve Longerbeam sensor->ae_target = 52; 310719a81c14SSteve Longerbeam 3108c3f3ba3eSHugues Fruchet /* optional indication of physical rotation of sensor */ 3109c3f3ba3eSHugues Fruchet ret = fwnode_property_read_u32(dev_fwnode(&client->dev), "rotation", 3110c3f3ba3eSHugues Fruchet &rotation); 3111c3f3ba3eSHugues Fruchet if (!ret) { 3112c3f3ba3eSHugues Fruchet switch (rotation) { 3113c3f3ba3eSHugues Fruchet case 180: 3114c3f3ba3eSHugues Fruchet sensor->upside_down = true; 3115c3f3ba3eSHugues Fruchet /* fall through */ 3116c3f3ba3eSHugues Fruchet case 0: 3117c3f3ba3eSHugues Fruchet break; 3118c3f3ba3eSHugues Fruchet default: 3119c3f3ba3eSHugues Fruchet dev_warn(dev, "%u degrees rotation is not supported, ignoring...\n", 3120c3f3ba3eSHugues Fruchet rotation); 3121c3f3ba3eSHugues Fruchet } 3122c3f3ba3eSHugues Fruchet } 3123c3f3ba3eSHugues Fruchet 3124ce96bcf5SSakari Ailus endpoint = fwnode_graph_get_next_endpoint(dev_fwnode(&client->dev), 3125ce96bcf5SSakari Ailus NULL); 312619a81c14SSteve Longerbeam if (!endpoint) { 312719a81c14SSteve Longerbeam dev_err(dev, "endpoint node not found\n"); 312819a81c14SSteve Longerbeam return -EINVAL; 312919a81c14SSteve Longerbeam } 313019a81c14SSteve Longerbeam 313119a81c14SSteve Longerbeam ret = v4l2_fwnode_endpoint_parse(endpoint, &sensor->ep); 313219a81c14SSteve Longerbeam fwnode_handle_put(endpoint); 313319a81c14SSteve Longerbeam if (ret) { 313419a81c14SSteve Longerbeam dev_err(dev, "Could not parse endpoint\n"); 313519a81c14SSteve Longerbeam return ret; 313619a81c14SSteve Longerbeam } 313719a81c14SSteve Longerbeam 313819a81c14SSteve Longerbeam /* get system clock (xclk) */ 313919a81c14SSteve Longerbeam sensor->xclk = devm_clk_get(dev, "xclk"); 314019a81c14SSteve Longerbeam if (IS_ERR(sensor->xclk)) { 314119a81c14SSteve Longerbeam dev_err(dev, "failed to get xclk\n"); 314219a81c14SSteve Longerbeam return PTR_ERR(sensor->xclk); 314319a81c14SSteve Longerbeam } 314419a81c14SSteve Longerbeam 314519a81c14SSteve Longerbeam sensor->xclk_freq = clk_get_rate(sensor->xclk); 314619a81c14SSteve Longerbeam if (sensor->xclk_freq < OV5640_XCLK_MIN || 314719a81c14SSteve Longerbeam sensor->xclk_freq > OV5640_XCLK_MAX) { 314819a81c14SSteve Longerbeam dev_err(dev, "xclk frequency out of range: %d Hz\n", 314919a81c14SSteve Longerbeam sensor->xclk_freq); 315019a81c14SSteve Longerbeam return -EINVAL; 315119a81c14SSteve Longerbeam } 315219a81c14SSteve Longerbeam 315319a81c14SSteve Longerbeam /* request optional power down pin */ 315419a81c14SSteve Longerbeam sensor->pwdn_gpio = devm_gpiod_get_optional(dev, "powerdown", 315519a81c14SSteve Longerbeam GPIOD_OUT_HIGH); 315619a81c14SSteve Longerbeam /* request optional reset pin */ 315719a81c14SSteve Longerbeam sensor->reset_gpio = devm_gpiod_get_optional(dev, "reset", 315819a81c14SSteve Longerbeam GPIOD_OUT_HIGH); 315919a81c14SSteve Longerbeam 316019a81c14SSteve Longerbeam v4l2_i2c_subdev_init(&sensor->sd, client, &ov5640_subdev_ops); 316119a81c14SSteve Longerbeam 31622d18fbc5SAkinobu Mita sensor->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE | 31632d18fbc5SAkinobu Mita V4L2_SUBDEV_FL_HAS_EVENTS; 316419a81c14SSteve Longerbeam sensor->pad.flags = MEDIA_PAD_FL_SOURCE; 316519a81c14SSteve Longerbeam sensor->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR; 316619a81c14SSteve Longerbeam ret = media_entity_pads_init(&sensor->sd.entity, 1, &sensor->pad); 316719a81c14SSteve Longerbeam if (ret) 316819a81c14SSteve Longerbeam return ret; 316919a81c14SSteve Longerbeam 317019a81c14SSteve Longerbeam ret = ov5640_get_regulators(sensor); 317119a81c14SSteve Longerbeam if (ret) 317219a81c14SSteve Longerbeam return ret; 317319a81c14SSteve Longerbeam 317419a81c14SSteve Longerbeam mutex_init(&sensor->lock); 317519a81c14SSteve Longerbeam 31760f7acb52SHugues Fruchet ret = ov5640_check_chip_id(sensor); 31770f7acb52SHugues Fruchet if (ret) 31780f7acb52SHugues Fruchet goto entity_cleanup; 31790f7acb52SHugues Fruchet 318019a81c14SSteve Longerbeam ret = ov5640_init_controls(sensor); 318119a81c14SSteve Longerbeam if (ret) 318219a81c14SSteve Longerbeam goto entity_cleanup; 318319a81c14SSteve Longerbeam 318419a81c14SSteve Longerbeam ret = v4l2_async_register_subdev(&sensor->sd); 318519a81c14SSteve Longerbeam if (ret) 318619a81c14SSteve Longerbeam goto free_ctrls; 318719a81c14SSteve Longerbeam 318819a81c14SSteve Longerbeam return 0; 318919a81c14SSteve Longerbeam 319019a81c14SSteve Longerbeam free_ctrls: 319119a81c14SSteve Longerbeam v4l2_ctrl_handler_free(&sensor->ctrls.handler); 319219a81c14SSteve Longerbeam entity_cleanup: 319319a81c14SSteve Longerbeam mutex_destroy(&sensor->lock); 319419a81c14SSteve Longerbeam media_entity_cleanup(&sensor->sd.entity); 319519a81c14SSteve Longerbeam return ret; 319619a81c14SSteve Longerbeam } 319719a81c14SSteve Longerbeam 319819a81c14SSteve Longerbeam static int ov5640_remove(struct i2c_client *client) 319919a81c14SSteve Longerbeam { 320019a81c14SSteve Longerbeam struct v4l2_subdev *sd = i2c_get_clientdata(client); 320119a81c14SSteve Longerbeam struct ov5640_dev *sensor = to_ov5640_dev(sd); 320219a81c14SSteve Longerbeam 320319a81c14SSteve Longerbeam v4l2_async_unregister_subdev(&sensor->sd); 320419a81c14SSteve Longerbeam mutex_destroy(&sensor->lock); 320519a81c14SSteve Longerbeam media_entity_cleanup(&sensor->sd.entity); 320619a81c14SSteve Longerbeam v4l2_ctrl_handler_free(&sensor->ctrls.handler); 320719a81c14SSteve Longerbeam 320819a81c14SSteve Longerbeam return 0; 320919a81c14SSteve Longerbeam } 321019a81c14SSteve Longerbeam 321119a81c14SSteve Longerbeam static const struct i2c_device_id ov5640_id[] = { 321219a81c14SSteve Longerbeam {"ov5640", 0}, 321319a81c14SSteve Longerbeam {}, 321419a81c14SSteve Longerbeam }; 321519a81c14SSteve Longerbeam MODULE_DEVICE_TABLE(i2c, ov5640_id); 321619a81c14SSteve Longerbeam 321719a81c14SSteve Longerbeam static const struct of_device_id ov5640_dt_ids[] = { 321819a81c14SSteve Longerbeam { .compatible = "ovti,ov5640" }, 321919a81c14SSteve Longerbeam { /* sentinel */ } 322019a81c14SSteve Longerbeam }; 322119a81c14SSteve Longerbeam MODULE_DEVICE_TABLE(of, ov5640_dt_ids); 322219a81c14SSteve Longerbeam 322319a81c14SSteve Longerbeam static struct i2c_driver ov5640_i2c_driver = { 322419a81c14SSteve Longerbeam .driver = { 322519a81c14SSteve Longerbeam .name = "ov5640", 322619a81c14SSteve Longerbeam .of_match_table = ov5640_dt_ids, 322719a81c14SSteve Longerbeam }, 322819a81c14SSteve Longerbeam .id_table = ov5640_id, 322919a81c14SSteve Longerbeam .probe = ov5640_probe, 323019a81c14SSteve Longerbeam .remove = ov5640_remove, 323119a81c14SSteve Longerbeam }; 323219a81c14SSteve Longerbeam 323319a81c14SSteve Longerbeam module_i2c_driver(ov5640_i2c_driver); 323419a81c14SSteve Longerbeam 323519a81c14SSteve Longerbeam MODULE_DESCRIPTION("OV5640 MIPI Camera Subdev Driver"); 323619a81c14SSteve Longerbeam MODULE_LICENSE("GPL"); 3237