From a21360a87c44e53e6cf5dfef29cebede2e493601 Mon Sep 17 00:00:00 2001 From: Yiqing Zeng Date: Sat, 20 Aug 2022 18:29:26 +0800 Subject: [PATCH] media: i2c: update ov5670 sensor driver Signed-off-by: Yiqing Zeng Change-Id: I9990bb198d99d523dd1acaf1c173d9f8f58ccf37 --- drivers/media/i2c/ov5670.c | 3682 +++++++++++++++--------------------- 1 file changed, 1557 insertions(+), 2125 deletions(-) diff --git a/drivers/media/i2c/ov5670.c b/drivers/media/i2c/ov5670.c index 04d3f1490201..2038a766d36b 100644 --- a/drivers/media/i2c/ov5670.c +++ b/drivers/media/i2c/ov5670.c @@ -1,111 +1,262 @@ // SPDX-License-Identifier: GPL-2.0 -// Copyright (c) 2017 Intel Corporation. +/* + * ov5670 driver + * + * Copyright (C) 2019 Fuzhou Rockchip Electronics Co., Ltd. + * + * V0.0X01.0X01 add poweron function. + * V0.0X01.0X02 fix mclk issue when probe multiple camera. + * V0.0X01.0X03 add otp function. + * V0.0X01.0X04 add enum_frame_interval function. + */ -#include +#include +#include +#include +#include #include #include #include +#include +#include +#include +#include +#include +#include +#include +#include +#include #include #include +#include #include +#include +#include +#include -#define OV5670_REG_CHIP_ID 0x300a -#define OV5670_CHIP_ID 0x005670 +#include -#define OV5670_REG_MODE_SELECT 0x0100 -#define OV5670_MODE_STANDBY 0x00 +/* verify default register values */ +#define CHECK_REG_VALUE + +#define DRIVER_VERSION KERNEL_VERSION(0, 0x01, 0x04) + +#ifndef V4L2_CID_DIGITAL_GAIN +#define V4L2_CID_DIGITAL_GAIN V4L2_CID_GAIN +#endif + +/* pixel rate = link frequency * 2 * lanes / BITS_PER_SAMPLE */ +#define MIPI_FREQ 420000000U +#define OV5670_PIXEL_RATE (420000000LL * 2LL * 2LL / 10) +#define OV5670_XVCLK_FREQ 24000000 + +#define CHIP_ID 0x5670 +#define OV5670_REG_CHIP_ID 0x300b + +#define OV5670_REG_CTRL_MODE 0x0100 +#define OV5670_MODE_SW_STANDBY 0x00 #define OV5670_MODE_STREAMING 0x01 -#define OV5670_REG_SOFTWARE_RST 0x0103 -#define OV5670_SOFTWARE_RST 0x01 - -/* vertical-timings from sensor */ -#define OV5670_REG_VTS 0x380e -#define OV5670_VTS_30FPS 0x0808 /* default for 30 fps */ -#define OV5670_VTS_MAX 0xffff - -/* horizontal-timings from sensor */ -#define OV5670_REG_HTS 0x380c - -/* - * Pixels-per-line(PPL) = Time-per-line * pixel-rate - * In OV5670, Time-per-line = HTS/SCLK. - * HTS is fixed for all resolutions, not recommended to change. - */ -#define OV5670_FIXED_PPL 2724 /* Pixels per line */ - -/* Exposure controls from sensor */ #define OV5670_REG_EXPOSURE 0x3500 #define OV5670_EXPOSURE_MIN 4 #define OV5670_EXPOSURE_STEP 1 +#define OV5670_VTS_MAX 0x7fff -/* Analog gain controls from sensor */ -#define OV5670_REG_ANALOG_GAIN 0x3508 -#define ANALOG_GAIN_MIN 0 -#define ANALOG_GAIN_MAX 8191 +#define OV5670_REG_GAIN_H 0x3508 +#define OV5670_REG_GAIN_L 0x3509 +#define OV5670_GAIN_L_MASK 0xff +#define OV5670_GAIN_H_MASK 0x1f +#define OV5670_GAIN_H_SHIFT 8 +#define ANALOG_GAIN_MIN 0x80 +#define ANALOG_GAIN_MAX 0x400 #define ANALOG_GAIN_STEP 1 -#define ANALOG_GAIN_DEFAULT 128 +#define ANALOG_GAIN_DEFAULT 1024 -/* Digital gain controls from sensor */ -#define OV5670_REG_R_DGTL_GAIN 0x5032 -#define OV5670_REG_G_DGTL_GAIN 0x5034 -#define OV5670_REG_B_DGTL_GAIN 0x5036 -#define OV5670_DGTL_GAIN_MIN 0 -#define OV5670_DGTL_GAIN_MAX 4095 -#define OV5670_DGTL_GAIN_STEP 1 -#define OV5670_DGTL_GAIN_DEFAULT 1024 +#define OV5670_REG_GROUP 0x3208 -/* Test Pattern Control */ #define OV5670_REG_TEST_PATTERN 0x4303 -#define OV5670_TEST_PATTERN_ENABLE BIT(3) -#define OV5670_REG_TEST_PATTERN_CTRL 0x4320 +#define OV5670_TEST_PATTERN_ENABLE 0x08 +#define OV5670_TEST_PATTERN_DISABLE 0x0 + +#define OV5670_REG_VTS 0x380e + +#define REG_NULL 0xFFFF +#define DELAY_MS 0xEEEE /* Array delay token */ #define OV5670_REG_VALUE_08BIT 1 #define OV5670_REG_VALUE_16BIT 2 #define OV5670_REG_VALUE_24BIT 3 -/* Initial number of frames to skip to avoid possible garbage */ -#define OV5670_NUM_OF_SKIP_FRAMES 2 +#define OV5670_LANES 2 +#define OV5670_BITS_PER_SAMPLE 10 -struct ov5670_reg { - u16 address; +#define OF_CAMERA_PINCTRL_STATE_DEFAULT "rockchip,camera_default" +#define OF_CAMERA_PINCTRL_STATE_SLEEP "rockchip,camera_sleep" + +#define OV5670_NAME "ov5670" + +#define RG_Ratio_Typical_Default (0x16f) +#define BG_Ratio_Typical_Default (0x16f) + +#define ov5670_write_1byte(client, reg, val) \ + ov5670_write_reg((client), (reg), OV5670_REG_VALUE_08BIT, (val)) + +#define ov5670_read_1byte(client, reg, val) \ + ov5670_read_reg((client), (reg), OV5670_REG_VALUE_08BIT, (val)) + +struct ov5670_otp_info { + int flag; // bit[7]: info, bit[6]:wb + int module_id; + int lens_id; + int year; + int month; + int day; + int rg_ratio; + int bg_ratio; +}; + +static const char * const ov5670_supply_names[] = { + "avdd", /* Analog power */ + "dovdd", /* Digital I/O power */ + "dvdd", /* Digital core power */ +}; + +#define OV5670_NUM_SUPPLIES ARRAY_SIZE(ov5670_supply_names) + +struct regval { + u16 addr; u8 val; }; -struct ov5670_reg_list { - u32 num_of_regs; - const struct ov5670_reg *regs; -}; - -struct ov5670_link_freq_config { - u32 pixel_rate; - const struct ov5670_reg_list reg_list; -}; - struct ov5670_mode { - /* Frame width in pixels */ u32 width; - - /* Frame height in pixels */ u32 height; - - /* Default vertical timining size */ + struct v4l2_fract max_fps; + u32 hts_def; u32 vts_def; - - /* Min vertical timining size */ - u32 vts_min; - - /* Link frequency needed for this resolution */ - u32 link_freq_index; - - /* Sensor register settings for this resolution */ - const struct ov5670_reg_list reg_list; + u32 exp_def; + const struct regval *reg_list; }; -static const struct ov5670_reg mipi_data_rate_840mbps[] = { - {0x0300, 0x04}, +struct ov5670 { + struct i2c_client *client; + struct clk *xvclk; + struct gpio_desc *power_gpio; + struct gpio_desc *reset_gpio; + struct gpio_desc *pwdn_gpio; + struct regulator_bulk_data supplies[OV5670_NUM_SUPPLIES]; + + struct pinctrl *pinctrl; + struct pinctrl_state *pins_default; + struct pinctrl_state *pins_sleep; + + struct v4l2_subdev subdev; + struct media_pad pad; + struct v4l2_ctrl_handler ctrl_handler; + struct v4l2_ctrl *exposure; + struct v4l2_ctrl *anal_gain; + struct v4l2_ctrl *digi_gain; + struct v4l2_ctrl *hblank; + struct v4l2_ctrl *vblank; + struct v4l2_ctrl *test_pattern; + struct mutex mutex; + bool streaming; + bool power_on; + const struct ov5670_mode *cur_mode; + unsigned int lane_num; + unsigned int cfg_num; + unsigned int pixel_rate; + u32 module_index; + struct ov5670_otp_info *otp; + const char *module_facing; + const char *module_name; + const char *len_name; + struct rkmodule_awb_cfg awb_cfg; +}; + +#define to_ov5670(sd) container_of(sd, struct ov5670, subdev) + +struct ov5670_id_name { + int id; + char name[RKMODULE_NAME_LEN]; +}; + +static const struct ov5670_id_name ov5670_module_info[] = { + {0x01, "Sunny"}, + {0x02, "Truly"}, + {0x03, "A-kerr"}, + {0x04, "LiteArray"}, + {0x05, "Darling"}, + {0x06, "Qtech"}, + {0x07, "OFlim"}, + {0x08, "Huaquan/Kingcom"}, + {0x09, "Booyi"}, + {0x0a, "Laimu"}, + {0x0b, "WDSEN"}, + {0x0c, "Sunrise"}, + {0x0d, "CameraKing"}, + {0x0e, "Sunniness/Riyong"}, + {0x0f, "Tongju"}, + {0x10, "Seasons/Sijichun"}, + {0x11, "Foxconn"}, + {0x12, "Importek"}, + {0x13, "Altek"}, + {0x14, "ABICO/Ability"}, + {0x15, "Lite-on"}, + {0x16, "Chicony"}, + {0x17, "Primax"}, + {0x18, "AVC"}, + {0x19, "Suyin"}, + {0x21, "Sharp"}, + {0x31, "MCNEX"}, + {0x32, "SEMCO"}, + {0x33, "Partron"}, + {0x41, "Reach/Zhongliancheng"}, + {0x42, "BYD"}, + {0x43, "OSTEC(AoShunChuang)"}, + {0x44, "Chengli"}, + {0x45, "Jiali"}, + {0x46, "Chippack"}, + {0x47, "RongSheng"}, + {0x48, "ShineTech/ShenTai"}, + {0x49, "Brodsands"}, + {0x50, "Others"}, + {0x00, "Unknown"} +}; + +static const struct ov5670_id_name ov5670_lens_info[] = { + {0x01, "Largan 40010A2"}, + {0x10, "Largan 30048A1"}, + {0x11, "Largan 30031A1B"}, + {0x12, "Largan 40010A1"}, + {0x30, "Sunny 3531A"}, + {0x31, "Sunny 3531B"}, + {0x32, "Sunny 3533A"}, + {0x90, "Kinko 3956AH"}, + {0xa0, "E-pin D517"}, + {0xc0, "XuYe XA-0502B"}, + {0xc8, "XuYe XA-0502A"}, + {0xc9, "XuYe E009A"}, + {0x00, "Unknown"} +}; + +/* + * Xclk 24Mhz + * Pclk 84Mhz + * linelength 2816(0xb00) + * framelength 1984(0x7c0) + * grabwindow_width 2592 + * grabwindow_height 1944 + * max_framerate 30fps + * mipi_datarate per lane 840Mbps + */ +static const struct regval ov5670_global_regs[] = { + {0x0103, 0x01}, //software reset + {DELAY_MS, 5}, + {0x0100, 0x00}, //software standby + {0x0300, 0x04}, //PLL {0x0301, 0x00}, - {0x0302, 0x84}, + {0x0302, 0x69}, //MIPI bit rate 840Mbps/lane {0x0303, 0x00}, {0x0304, 0x03}, {0x0305, 0x01}, @@ -113,47 +264,44 @@ static const struct ov5670_reg mipi_data_rate_840mbps[] = { {0x030a, 0x00}, {0x030b, 0x00}, {0x030c, 0x00}, - {0x030d, 0x26}, + {0x030d, 0x1e}, {0x030e, 0x00}, {0x030f, 0x06}, - {0x0312, 0x01}, - {0x3031, 0x0a}, -}; - -static const struct ov5670_reg mode_2592x1944_regs[] = { - {0x3000, 0x00}, - {0x3002, 0x21}, - {0x3005, 0xf0}, + {0x0312, 0x01}, //PLL + {0x3000, 0x00}, //Fsin/Vsync input + {0x3002, 0x21}, //ULPM output + {0x3005, 0xf0}, //sclk_psram on, sclk_syncfifo on {0x3007, 0x00}, - {0x3015, 0x0f}, - {0x3018, 0x32}, - {0x301a, 0xf0}, - {0x301b, 0xf0}, - {0x301c, 0xf0}, - {0x301d, 0xf0}, - {0x301e, 0xf0}, - {0x3030, 0x00}, - {0x3031, 0x0a}, - {0x303c, 0xff}, - {0x303e, 0xff}, - {0x3040, 0xf0}, - {0x3041, 0x00}, - {0x3042, 0xf0}, - {0x3106, 0x11}, - {0x3500, 0x00}, - {0x3501, 0x80}, - {0x3502, 0x00}, - {0x3503, 0x04}, - {0x3504, 0x03}, - {0x3505, 0x83}, - {0x3508, 0x04}, - {0x3509, 0x00}, - {0x350e, 0x04}, - {0x350f, 0x00}, - {0x3510, 0x00}, - {0x3511, 0x02}, - {0x3512, 0x00}, - {0x3601, 0xc8}, + {0x3015, 0x0f}, //npump clock div = 1, disable Ppumu_clk + {0x3018, 0x32}, //MIPI 2 lane + + {0x301a, 0xf0}, //sclk_stb on, sclk_ac on, slck_tc on + {0x301b, 0xf0}, //sclk_blc/isp/testmode/vfifo on + {0x301c, 0xf0}, //sclk_mipi on, sclk_dpcm on, sclk_otp on + {0x301d, 0xf0}, //sclk_asram_tst on, sclk_grp on, sclk_bist on, + {0x301e, 0xf0}, //sclk_ilpwm/lvds/vfifo/mipi on + {0x3030, 0x00}, //sclk normal, pclk normal + {0x3031, 0x0a}, //10-bit mode + {0x303c, 0xff}, //reserved + {0x303e, 0xff}, //reserved + {0x3040, 0xf0}, //sclk_isp_fc_en, sclk_fc-en, sclk_tpm_en, sclk_fmt_en + {0x3041, 0x00}, //reserved + {0x3042, 0xf0}, //reserved + {0x3106, 0x11}, //sclk_div = 1, sclk_pre_div = 1 + {0x3500, 0x00}, //exposure H + {0x3501, 0x3d}, //exposure M + {0x3502, 0x00}, //exposure L + {0x3503, 0x04}, //gain no delay, use sensor gain + {0x3504, 0x03}, //exposure manual, gain manual + {0x3505, 0x83}, //sensor gain fixed bit + {0x3508, 0x04}, //gain H + {0x3509, 0x00}, //gain L + {0x350e, 0x04}, //short digital gain H + {0x350f, 0x00}, //short digital gain L + {0x3510, 0x00}, //short exposure H + {0x3511, 0x02}, //short exposure M + {0x3512, 0x00}, //short exposure L + {0x3601, 0xc8}, //analog control {0x3610, 0x88}, {0x3612, 0x48}, {0x3614, 0x5b}, @@ -172,279 +320,14 @@ static const struct ov5670_reg mode_2592x1944_regs[] = { {0x3655, 0x20}, {0x3656, 0xff}, {0x365a, 0xff}, - {0x365e, 0xff}, - {0x3668, 0x00}, - {0x366a, 0x07}, - {0x366e, 0x10}, - {0x366d, 0x00}, - {0x366f, 0x80}, - {0x3700, 0x28}, - {0x3701, 0x10}, - {0x3702, 0x3a}, - {0x3703, 0x19}, - {0x3704, 0x10}, - {0x3705, 0x00}, - {0x3706, 0x66}, - {0x3707, 0x08}, - {0x3708, 0x34}, - {0x3709, 0x40}, - {0x370a, 0x01}, - {0x370b, 0x1b}, - {0x3714, 0x24}, - {0x371a, 0x3e}, - {0x3733, 0x00}, - {0x3734, 0x00}, - {0x373a, 0x05}, - {0x373b, 0x06}, - {0x373c, 0x0a}, - {0x373f, 0xa0}, - {0x3755, 0x00}, - {0x3758, 0x00}, - {0x375b, 0x0e}, - {0x3766, 0x5f}, - {0x3768, 0x00}, - {0x3769, 0x22}, - {0x3773, 0x08}, - {0x3774, 0x1f}, - {0x3776, 0x06}, - {0x37a0, 0x88}, - {0x37a1, 0x5c}, - {0x37a7, 0x88}, - {0x37a8, 0x70}, - {0x37aa, 0x88}, - {0x37ab, 0x48}, - {0x37b3, 0x66}, - {0x37c2, 0x04}, - {0x37c5, 0x00}, - {0x37c8, 0x00}, - {0x3800, 0x00}, - {0x3801, 0x0c}, - {0x3802, 0x00}, - {0x3803, 0x04}, - {0x3804, 0x0a}, - {0x3805, 0x33}, - {0x3806, 0x07}, - {0x3807, 0xa3}, - {0x3808, 0x0a}, - {0x3809, 0x20}, - {0x380a, 0x07}, - {0x380b, 0x98}, - {0x380c, 0x06}, - {0x380d, 0x90}, - {0x380e, 0x08}, - {0x380f, 0x08}, - {0x3811, 0x04}, - {0x3813, 0x02}, - {0x3814, 0x01}, - {0x3815, 0x01}, - {0x3816, 0x00}, - {0x3817, 0x00}, - {0x3818, 0x00}, - {0x3819, 0x00}, - {0x3820, 0x84}, - {0x3821, 0x46}, - {0x3822, 0x48}, - {0x3826, 0x00}, - {0x3827, 0x08}, - {0x382a, 0x01}, - {0x382b, 0x01}, - {0x3830, 0x08}, - {0x3836, 0x02}, - {0x3837, 0x00}, - {0x3838, 0x10}, - {0x3841, 0xff}, - {0x3846, 0x48}, - {0x3861, 0x00}, - {0x3862, 0x04}, - {0x3863, 0x06}, - {0x3a11, 0x01}, - {0x3a12, 0x78}, - {0x3b00, 0x00}, - {0x3b02, 0x00}, - {0x3b03, 0x00}, - {0x3b04, 0x00}, - {0x3b05, 0x00}, - {0x3c00, 0x89}, - {0x3c01, 0xab}, - {0x3c02, 0x01}, - {0x3c03, 0x00}, - {0x3c04, 0x00}, - {0x3c05, 0x03}, - {0x3c06, 0x00}, - {0x3c07, 0x05}, - {0x3c0c, 0x00}, - {0x3c0d, 0x00}, - {0x3c0e, 0x00}, - {0x3c0f, 0x00}, - {0x3c40, 0x00}, - {0x3c41, 0xa3}, - {0x3c43, 0x7d}, - {0x3c45, 0xd7}, - {0x3c47, 0xfc}, - {0x3c50, 0x05}, - {0x3c52, 0xaa}, - {0x3c54, 0x71}, - {0x3c56, 0x80}, - {0x3d85, 0x17}, - {0x3f03, 0x00}, - {0x3f0a, 0x00}, - {0x3f0b, 0x00}, - {0x4001, 0x60}, - {0x4009, 0x0d}, - {0x4020, 0x00}, - {0x4021, 0x00}, - {0x4022, 0x00}, - {0x4023, 0x00}, - {0x4024, 0x00}, - {0x4025, 0x00}, - {0x4026, 0x00}, - {0x4027, 0x00}, - {0x4028, 0x00}, - {0x4029, 0x00}, - {0x402a, 0x00}, - {0x402b, 0x00}, - {0x402c, 0x00}, - {0x402d, 0x00}, - {0x402e, 0x00}, - {0x402f, 0x00}, - {0x4040, 0x00}, - {0x4041, 0x03}, - {0x4042, 0x00}, - {0x4043, 0x7A}, - {0x4044, 0x00}, - {0x4045, 0x7A}, - {0x4046, 0x00}, - {0x4047, 0x7A}, - {0x4048, 0x00}, - {0x4049, 0x7A}, - {0x4307, 0x30}, - {0x4500, 0x58}, - {0x4501, 0x04}, - {0x4502, 0x40}, - {0x4503, 0x10}, - {0x4508, 0xaa}, - {0x4509, 0xaa}, - {0x450a, 0x00}, - {0x450b, 0x00}, - {0x4600, 0x01}, - {0x4601, 0x03}, - {0x4700, 0xa4}, - {0x4800, 0x4c}, - {0x4816, 0x53}, - {0x481f, 0x40}, - {0x4837, 0x13}, - {0x5000, 0x56}, - {0x5001, 0x01}, - {0x5002, 0x28}, - {0x5004, 0x0c}, - {0x5006, 0x0c}, - {0x5007, 0xe0}, - {0x5008, 0x01}, - {0x5009, 0xb0}, - {0x5901, 0x00}, - {0x5a01, 0x00}, - {0x5a03, 0x00}, - {0x5a04, 0x0c}, - {0x5a05, 0xe0}, - {0x5a06, 0x09}, - {0x5a07, 0xb0}, - {0x5a08, 0x06}, - {0x5e00, 0x00}, - {0x3734, 0x40}, - {0x5b00, 0x01}, - {0x5b01, 0x10}, - {0x5b02, 0x01}, - {0x5b03, 0xdb}, - {0x3d8c, 0x71}, - {0x3d8d, 0xea}, - {0x4017, 0x08}, - {0x3618, 0x2a}, - {0x5780, 0x3e}, - {0x5781, 0x0f}, - {0x5782, 0x44}, - {0x5783, 0x02}, - {0x5784, 0x01}, - {0x5785, 0x01}, - {0x5786, 0x00}, - {0x5787, 0x04}, - {0x5788, 0x02}, - {0x5789, 0x0f}, - {0x578a, 0xfd}, - {0x578b, 0xf5}, - {0x578c, 0xf5}, - {0x578d, 0x03}, - {0x578e, 0x08}, - {0x578f, 0x0c}, - {0x5790, 0x08}, - {0x5791, 0x06}, - {0x5792, 0x00}, - {0x5793, 0x52}, - {0x5794, 0xa3}, - {0x3503, 0x00}, - {0x5045, 0x05}, - {0x4003, 0x40}, - {0x5048, 0x40} -}; -static const struct ov5670_reg mode_1296x972_regs[] = { - {0x3000, 0x00}, - {0x3002, 0x21}, - {0x3005, 0xf0}, - {0x3007, 0x00}, - {0x3015, 0x0f}, - {0x3018, 0x32}, - {0x301a, 0xf0}, - {0x301b, 0xf0}, - {0x301c, 0xf0}, - {0x301d, 0xf0}, - {0x301e, 0xf0}, - {0x3030, 0x00}, - {0x3031, 0x0a}, - {0x303c, 0xff}, - {0x303e, 0xff}, - {0x3040, 0xf0}, - {0x3041, 0x00}, - {0x3042, 0xf0}, - {0x3106, 0x11}, - {0x3500, 0x00}, - {0x3501, 0x80}, - {0x3502, 0x00}, - {0x3503, 0x04}, - {0x3504, 0x03}, - {0x3505, 0x83}, - {0x3508, 0x07}, - {0x3509, 0x80}, - {0x350e, 0x04}, - {0x350f, 0x00}, - {0x3510, 0x00}, - {0x3511, 0x02}, - {0x3512, 0x00}, - {0x3601, 0xc8}, - {0x3610, 0x88}, - {0x3612, 0x48}, - {0x3614, 0x5b}, - {0x3615, 0x96}, - {0x3621, 0xd0}, - {0x3622, 0x00}, - {0x3623, 0x00}, - {0x3633, 0x13}, - {0x3634, 0x13}, - {0x3635, 0x13}, - {0x3636, 0x13}, - {0x3645, 0x13}, - {0x3646, 0x82}, - {0x3650, 0x00}, - {0x3652, 0xff}, - {0x3655, 0x20}, - {0x3656, 0xff}, - {0x365a, 0xff}, {0x365e, 0xff}, {0x3668, 0x00}, {0x366a, 0x07}, {0x366e, 0x08}, {0x366d, 0x00}, - {0x366f, 0x80}, - {0x3700, 0x28}, + {0x366f, 0x80}, //analog control + {0x3700, 0x28}, //sensor control {0x3701, 0x10}, {0x3702, 0x3a}, {0x3703, 0x19}, @@ -482,38 +365,39 @@ static const struct ov5670_reg mode_1296x972_regs[] = { {0x37b3, 0x66}, {0x37c2, 0x04}, {0x37c5, 0x00}, - {0x37c8, 0x00}, - {0x3800, 0x00}, - {0x3801, 0x0c}, - {0x3802, 0x00}, - {0x3803, 0x04}, - {0x3804, 0x0a}, - {0x3805, 0x33}, - {0x3806, 0x07}, - {0x3807, 0xa3}, - {0x3808, 0x05}, - {0x3809, 0x10}, - {0x380a, 0x03}, - {0x380b, 0xcc}, - {0x380c, 0x06}, - {0x380d, 0x90}, - {0x380e, 0x08}, - {0x380f, 0x08}, - {0x3811, 0x04}, - {0x3813, 0x04}, - {0x3814, 0x03}, - {0x3815, 0x01}, - {0x3816, 0x00}, - {0x3817, 0x00}, - {0x3818, 0x00}, - {0x3819, 0x00}, - {0x3820, 0x94}, - {0x3821, 0x47}, - {0x3822, 0x48}, - {0x3826, 0x00}, - {0x3827, 0x08}, - {0x382a, 0x03}, - {0x382b, 0x01}, + {0x37c8, 0x00}, //sensor control + + {0x3800, 0x00}, //x addr start H + {0x3801, 0x0c}, //x addr start L + {0x3802, 0x00}, //y addr start H + {0x3803, 0x04}, //y addr start L + {0x3804, 0x0a}, //x addr end H + {0x3805, 0x33}, //x addr end L + {0x3806, 0x07}, //y addr end H + {0x3807, 0xa3}, //y addr end L + {0x3808, 0x05}, //x output size H + {0x3809, 0x10}, //x output size L + {0x380a, 0x03}, //y output size H + {0x380b, 0xc0}, //y output size L + {0x380c, 0x06}, //HTS H + {0x380d, 0x90}, //HTS L + {0x380e, 0x03}, //VTS H + {0x380f, 0xfc}, //VTS L + {0x3811, 0x04}, //ISP x win L + {0x3813, 0x02}, //ISP y win L + {0x3814, 0x03}, //x inc odd + {0x3815, 0x01}, //x inc even + {0x3816, 0x00}, //vsync start H + {0x3817, 0x00}, //vsync star L + {0x3818, 0x00}, //vsync end H + {0x3819, 0x00}, //vsync end L + {0x3820, 0x90}, //vsyn48_blc on, vflip off + {0x3821, 0x47}, //hsync_en_o, mirror on, dig_bin on + {0x3822, 0x48}, //addr0_num[3:1]=0x02, ablc_num[5:1]=0x08 + {0x3826, 0x00}, //r_rst_fsin H + {0x3827, 0x08}, //r_rst_fsin L + {0x382a, 0x03}, //y inc odd + {0x382b, 0x01}, //y inc even {0x3830, 0x08}, {0x3836, 0x02}, {0x3837, 0x00}, @@ -525,11 +409,12 @@ static const struct ov5670_reg mode_1296x972_regs[] = { {0x3863, 0x06}, {0x3a11, 0x01}, {0x3a12, 0x78}, - {0x3b00, 0x00}, + {0x3b00, 0x00}, //strobe {0x3b02, 0x00}, {0x3b03, 0x00}, + {0x3b04, 0x00}, - {0x3b05, 0x00}, + {0x3b05, 0x00}, //strobe {0x3c00, 0x89}, {0x3c01, 0xab}, {0x3c02, 0x01}, @@ -552,13 +437,13 @@ static const struct ov5670_reg mode_1296x972_regs[] = { {0x3c54, 0x71}, {0x3c56, 0x80}, {0x3d85, 0x17}, - {0x3f03, 0x00}, + {0x3f03, 0x00}, //PSRAM {0x3f0a, 0x00}, - {0x3f0b, 0x00}, - {0x4001, 0x60}, - {0x4009, 0x05}, - {0x4020, 0x00}, - {0x4021, 0x00}, + {0x3f0b, 0x00}, //PSRAM + {0x4001, 0x60}, //BLC, K enable + {0x4009, 0x05}, //BLC, black line end line + {0x4020, 0x00}, //BLC, offset compensation th000 + {0x4021, 0x00}, //BLC, offset compensation K000 {0x4022, 0x00}, {0x4023, 0x00}, {0x4024, 0x00}, @@ -573,16 +458,18 @@ static const struct ov5670_reg mode_1296x972_regs[] = { {0x402d, 0x00}, {0x402e, 0x00}, {0x402f, 0x00}, + {0x4040, 0x00}, {0x4041, 0x03}, {0x4042, 0x00}, - {0x4043, 0x7A}, + {0x4043, 0x7A}, //1/1.05 x (0x80) {0x4044, 0x00}, {0x4045, 0x7A}, {0x4046, 0x00}, {0x4047, 0x7A}, - {0x4048, 0x00}, - {0x4049, 0x7A}, + {0x4048, 0x00}, //BLC, kcoef_r_man H + {0x4049, 0x7A}, //BLC, kcoef_r_man L + {0x4303, 0x00}, {0x4307, 0x30}, {0x4500, 0x58}, {0x4501, 0x04}, @@ -595,301 +482,36 @@ static const struct ov5670_reg mode_1296x972_regs[] = { {0x4600, 0x00}, {0x4601, 0x81}, {0x4700, 0xa4}, - {0x4800, 0x4c}, - {0x4816, 0x53}, - {0x481f, 0x40}, - {0x4837, 0x13}, - {0x5000, 0x56}, - {0x5001, 0x01}, - {0x5002, 0x28}, - {0x5004, 0x0c}, + {0x4800, 0x4c}, //MIPI control + {0x4816, 0x53}, //emb_dt + {0x481f, 0x40}, //clock_prepare_min + {0x4837, 0x13}, //MIPI global timing + {0x5000, 0x56}, //dcblc_en, awb_gain_en, bc_en, wc_en + {0x5001, 0x01}, //blc_en + {0x5002, 0x28}, //otp_dpc_en + {0x5004, 0x0c}, //ISP size auto control enable {0x5006, 0x0c}, {0x5007, 0xe0}, {0x5008, 0x01}, {0x5009, 0xb0}, - {0x5901, 0x00}, - {0x5a01, 0x00}, - {0x5a03, 0x00}, - {0x5a04, 0x0c}, - {0x5a05, 0xe0}, - {0x5a06, 0x09}, - {0x5a07, 0xb0}, - {0x5a08, 0x06}, - {0x5e00, 0x00}, - {0x3734, 0x40}, - {0x5b00, 0x01}, - {0x5b01, 0x10}, - {0x5b02, 0x01}, - {0x5b03, 0xdb}, - {0x3d8c, 0x71}, - {0x3d8d, 0xea}, - {0x4017, 0x10}, - {0x3618, 0x2a}, - {0x5780, 0x3e}, - {0x5781, 0x0f}, - {0x5782, 0x44}, - {0x5783, 0x02}, - {0x5784, 0x01}, - {0x5785, 0x01}, - {0x5786, 0x00}, - {0x5787, 0x04}, - {0x5788, 0x02}, - {0x5789, 0x0f}, - {0x578a, 0xfd}, - {0x578b, 0xf5}, - {0x578c, 0xf5}, - {0x578d, 0x03}, - {0x578e, 0x08}, - {0x578f, 0x0c}, - {0x5790, 0x08}, - {0x5791, 0x04}, - {0x5792, 0x00}, - {0x5793, 0x52}, - {0x5794, 0xa3}, - {0x3503, 0x00}, - {0x5045, 0x05}, - {0x4003, 0x40}, - {0x5048, 0x40} -}; + {0x5901, 0x00}, //VAP + {0x5a01, 0x00}, //WINC x start offset H + {0x5a03, 0x00}, //WINC x start offset L + {0x5a04, 0x0c}, //WINC y start offset H + {0x5a05, 0xe0}, //WINC y start offset L + {0x5a06, 0x09}, //WINC window width H + {0x5a07, 0xb0}, //WINC window width L + {0x5a08, 0x06}, //WINC window height H + {0x5e00, 0x00}, //WINC window height L + {0x3734, 0x40}, //Improve HFPN -static const struct ov5670_reg mode_648x486_regs[] = { - {0x3000, 0x00}, - {0x3002, 0x21}, - {0x3005, 0xf0}, - {0x3007, 0x00}, - {0x3015, 0x0f}, - {0x3018, 0x32}, - {0x301a, 0xf0}, - {0x301b, 0xf0}, - {0x301c, 0xf0}, - {0x301d, 0xf0}, - {0x301e, 0xf0}, - {0x3030, 0x00}, - {0x3031, 0x0a}, - {0x303c, 0xff}, - {0x303e, 0xff}, - {0x3040, 0xf0}, - {0x3041, 0x00}, - {0x3042, 0xf0}, - {0x3106, 0x11}, - {0x3500, 0x00}, - {0x3501, 0x80}, - {0x3502, 0x00}, - {0x3503, 0x04}, - {0x3504, 0x03}, - {0x3505, 0x83}, - {0x3508, 0x04}, - {0x3509, 0x00}, - {0x350e, 0x04}, - {0x350f, 0x00}, - {0x3510, 0x00}, - {0x3511, 0x02}, - {0x3512, 0x00}, - {0x3601, 0xc8}, - {0x3610, 0x88}, - {0x3612, 0x48}, - {0x3614, 0x5b}, - {0x3615, 0x96}, - {0x3621, 0xd0}, - {0x3622, 0x00}, - {0x3623, 0x04}, - {0x3633, 0x13}, - {0x3634, 0x13}, - {0x3635, 0x13}, - {0x3636, 0x13}, - {0x3645, 0x13}, - {0x3646, 0x82}, - {0x3650, 0x00}, - {0x3652, 0xff}, - {0x3655, 0x20}, - {0x3656, 0xff}, - {0x365a, 0xff}, - {0x365e, 0xff}, - {0x3668, 0x00}, - {0x366a, 0x07}, - {0x366e, 0x08}, - {0x366d, 0x00}, - {0x366f, 0x80}, - {0x3700, 0x28}, - {0x3701, 0x10}, - {0x3702, 0x3a}, - {0x3703, 0x19}, - {0x3704, 0x10}, - {0x3705, 0x00}, - {0x3706, 0x66}, - {0x3707, 0x08}, - {0x3708, 0x34}, - {0x3709, 0x40}, - {0x370a, 0x01}, - {0x370b, 0x1b}, - {0x3714, 0x24}, - {0x371a, 0x3e}, - {0x3733, 0x00}, - {0x3734, 0x00}, - {0x373a, 0x05}, - {0x373b, 0x06}, - {0x373c, 0x0a}, - {0x373f, 0xa0}, - {0x3755, 0x00}, - {0x3758, 0x00}, - {0x375b, 0x0e}, - {0x3766, 0x5f}, - {0x3768, 0x00}, - {0x3769, 0x22}, - {0x3773, 0x08}, - {0x3774, 0x1f}, - {0x3776, 0x06}, - {0x37a0, 0x88}, - {0x37a1, 0x5c}, - {0x37a7, 0x88}, - {0x37a8, 0x70}, - {0x37aa, 0x88}, - {0x37ab, 0x48}, - {0x37b3, 0x66}, - {0x37c2, 0x04}, - {0x37c5, 0x00}, - {0x37c8, 0x00}, - {0x3800, 0x00}, - {0x3801, 0x0c}, - {0x3802, 0x00}, - {0x3803, 0x04}, - {0x3804, 0x0a}, - {0x3805, 0x33}, - {0x3806, 0x07}, - {0x3807, 0xa3}, - {0x3808, 0x02}, - {0x3809, 0x88}, - {0x380a, 0x01}, - {0x380b, 0xe6}, - {0x380c, 0x06}, - {0x380d, 0x90}, - {0x380e, 0x08}, - {0x380f, 0x08}, - {0x3811, 0x04}, - {0x3813, 0x02}, - {0x3814, 0x07}, - {0x3815, 0x01}, - {0x3816, 0x00}, - {0x3817, 0x00}, - {0x3818, 0x00}, - {0x3819, 0x00}, - {0x3820, 0x94}, - {0x3821, 0xc6}, - {0x3822, 0x48}, - {0x3826, 0x00}, - {0x3827, 0x08}, - {0x382a, 0x07}, - {0x382b, 0x01}, - {0x3830, 0x08}, - {0x3836, 0x02}, - {0x3837, 0x00}, - {0x3838, 0x10}, - {0x3841, 0xff}, - {0x3846, 0x48}, - {0x3861, 0x00}, - {0x3862, 0x04}, - {0x3863, 0x06}, - {0x3a11, 0x01}, - {0x3a12, 0x78}, - {0x3b00, 0x00}, - {0x3b02, 0x00}, - {0x3b03, 0x00}, - {0x3b04, 0x00}, - {0x3b05, 0x00}, - {0x3c00, 0x89}, - {0x3c01, 0xab}, - {0x3c02, 0x01}, - {0x3c03, 0x00}, - {0x3c04, 0x00}, - {0x3c05, 0x03}, - {0x3c06, 0x00}, - {0x3c07, 0x05}, - {0x3c0c, 0x00}, - {0x3c0d, 0x00}, - {0x3c0e, 0x00}, - {0x3c0f, 0x00}, - {0x3c40, 0x00}, - {0x3c41, 0xa3}, - {0x3c43, 0x7d}, - {0x3c45, 0xd7}, - {0x3c47, 0xfc}, - {0x3c50, 0x05}, - {0x3c52, 0xaa}, - {0x3c54, 0x71}, - {0x3c56, 0x80}, - {0x3d85, 0x17}, - {0x3f03, 0x00}, - {0x3f0a, 0x00}, - {0x3f0b, 0x00}, - {0x4001, 0x60}, - {0x4009, 0x05}, - {0x4020, 0x00}, - {0x4021, 0x00}, - {0x4022, 0x00}, - {0x4023, 0x00}, - {0x4024, 0x00}, - {0x4025, 0x00}, - {0x4026, 0x00}, - {0x4027, 0x00}, - {0x4028, 0x00}, - {0x4029, 0x00}, - {0x402a, 0x00}, - {0x402b, 0x00}, - {0x402c, 0x00}, - {0x402d, 0x00}, - {0x402e, 0x00}, - {0x402f, 0x00}, - {0x4040, 0x00}, - {0x4041, 0x03}, - {0x4042, 0x00}, - {0x4043, 0x7A}, - {0x4044, 0x00}, - {0x4045, 0x7A}, - {0x4046, 0x00}, - {0x4047, 0x7A}, - {0x4048, 0x00}, - {0x4049, 0x7A}, - {0x4307, 0x30}, - {0x4500, 0x58}, - {0x4501, 0x04}, - {0x4502, 0x40}, - {0x4503, 0x10}, - {0x4508, 0x55}, - {0x4509, 0x55}, - {0x450a, 0x02}, - {0x450b, 0x00}, - {0x4600, 0x00}, - {0x4601, 0x40}, - {0x4700, 0xa4}, - {0x4800, 0x4c}, - {0x4816, 0x53}, - {0x481f, 0x40}, - {0x4837, 0x13}, - {0x5000, 0x56}, - {0x5001, 0x01}, - {0x5002, 0x28}, - {0x5004, 0x0c}, - {0x5006, 0x0c}, - {0x5007, 0xe0}, - {0x5008, 0x01}, - {0x5009, 0xb0}, - {0x5901, 0x00}, - {0x5a01, 0x00}, - {0x5a03, 0x00}, - {0x5a04, 0x0c}, - {0x5a05, 0xe0}, - {0x5a06, 0x09}, - {0x5a07, 0xb0}, - {0x5a08, 0x06}, - {0x5e00, 0x00}, - {0x3734, 0x40}, - {0x5b00, 0x01}, - {0x5b01, 0x10}, - {0x5b02, 0x01}, - {0x5b03, 0xdb}, - {0x3d8c, 0x71}, - {0x3d8d, 0xea}, - {0x4017, 0x10}, + {0x5b00, 0x01}, //[2:0] otp start addr[10:8] + {0x5b01, 0x10}, //[7:0] otp start addr[7:0] + {0x5b02, 0x01}, //[2:0] otp end addr[10:8] + {0x5b03, 0xdb}, //[7:0] otp end addr[7:0] + {0x3d8c, 0x71}, //Header address high byte + {0x3d8d, 0xea}, //Header address low byte + {0x4017, 0x10}, //threshold = 4LSB for Binning sum format. {0x3618, 0x2a}, {0x5780, 0x3e}, {0x5781, 0x0f}, @@ -912,807 +534,131 @@ static const struct ov5670_reg mode_648x486_regs[] = { {0x5792, 0x00}, {0x5793, 0x52}, {0x5794, 0xa3}, - {0x3503, 0x00}, - {0x5045, 0x05}, - {0x4003, 0x40}, - {0x5048, 0x40} + {0x3503, 0x30}, //exposure gain/exposure delay not used + {0x3002, 0x61}, //[6]ULPM output enable + {0x3010, 0x40}, //[6]enable ULPM as GPIO controlled by register + {0x300d, 0x00}, //[6]ULPM output low (if 1=> high) + {0x5045, 0x05}, //[2] enable MWB manual bias + {0x5048, 0x10}, //MWB manual bias be the same with 0x4003 BLC target. + //{0x0100, 0x01}, + {REG_NULL, 0x00}, }; -static const struct ov5670_reg mode_2560x1440_regs[] = { - {0x3000, 0x00}, - {0x3002, 0x21}, - {0x3005, 0xf0}, - {0x3007, 0x00}, - {0x3015, 0x0f}, - {0x3018, 0x32}, - {0x301a, 0xf0}, - {0x301b, 0xf0}, - {0x301c, 0xf0}, - {0x301d, 0xf0}, - {0x301e, 0xf0}, - {0x3030, 0x00}, - {0x3031, 0x0a}, - {0x303c, 0xff}, - {0x303e, 0xff}, - {0x3040, 0xf0}, - {0x3041, 0x00}, - {0x3042, 0xf0}, - {0x3106, 0x11}, - {0x3500, 0x00}, - {0x3501, 0x80}, - {0x3502, 0x00}, - {0x3503, 0x04}, - {0x3504, 0x03}, - {0x3505, 0x83}, - {0x3508, 0x04}, - {0x3509, 0x00}, - {0x350e, 0x04}, - {0x350f, 0x00}, - {0x3510, 0x00}, - {0x3511, 0x02}, - {0x3512, 0x00}, - {0x3601, 0xc8}, - {0x3610, 0x88}, - {0x3612, 0x48}, - {0x3614, 0x5b}, - {0x3615, 0x96}, - {0x3621, 0xd0}, - {0x3622, 0x00}, - {0x3623, 0x00}, - {0x3633, 0x13}, - {0x3634, 0x13}, - {0x3635, 0x13}, - {0x3636, 0x13}, - {0x3645, 0x13}, - {0x3646, 0x82}, - {0x3650, 0x00}, - {0x3652, 0xff}, - {0x3655, 0x20}, - {0x3656, 0xff}, - {0x365a, 0xff}, - {0x365e, 0xff}, - {0x3668, 0x00}, - {0x366a, 0x07}, - {0x366e, 0x10}, - {0x366d, 0x00}, - {0x366f, 0x80}, - {0x3700, 0x28}, - {0x3701, 0x10}, - {0x3702, 0x3a}, - {0x3703, 0x19}, - {0x3704, 0x10}, - {0x3705, 0x00}, - {0x3706, 0x66}, - {0x3707, 0x08}, - {0x3708, 0x34}, - {0x3709, 0x40}, - {0x370a, 0x01}, - {0x370b, 0x1b}, - {0x3714, 0x24}, - {0x371a, 0x3e}, - {0x3733, 0x00}, - {0x3734, 0x00}, - {0x373a, 0x05}, - {0x373b, 0x06}, - {0x373c, 0x0a}, - {0x373f, 0xa0}, - {0x3755, 0x00}, - {0x3758, 0x00}, - {0x375b, 0x0e}, - {0x3766, 0x5f}, - {0x3768, 0x00}, - {0x3769, 0x22}, - {0x3773, 0x08}, - {0x3774, 0x1f}, - {0x3776, 0x06}, - {0x37a0, 0x88}, - {0x37a1, 0x5c}, - {0x37a7, 0x88}, - {0x37a8, 0x70}, - {0x37aa, 0x88}, - {0x37ab, 0x48}, - {0x37b3, 0x66}, - {0x37c2, 0x04}, - {0x37c5, 0x00}, - {0x37c8, 0x00}, - {0x3800, 0x00}, - {0x3801, 0x0c}, - {0x3802, 0x00}, - {0x3803, 0x04}, - {0x3804, 0x0a}, - {0x3805, 0x33}, - {0x3806, 0x07}, - {0x3807, 0xa3}, - {0x3808, 0x0a}, - {0x3809, 0x00}, - {0x380a, 0x05}, - {0x380b, 0xa0}, - {0x380c, 0x06}, - {0x380d, 0x90}, - {0x380e, 0x08}, - {0x380f, 0x08}, - {0x3811, 0x04}, - {0x3813, 0x02}, - {0x3814, 0x01}, - {0x3815, 0x01}, - {0x3816, 0x00}, - {0x3817, 0x00}, - {0x3818, 0x00}, - {0x3819, 0x00}, - {0x3820, 0x84}, - {0x3821, 0x46}, - {0x3822, 0x48}, - {0x3826, 0x00}, - {0x3827, 0x08}, - {0x382a, 0x01}, - {0x382b, 0x01}, - {0x3830, 0x08}, - {0x3836, 0x02}, - {0x3837, 0x00}, - {0x3838, 0x10}, - {0x3841, 0xff}, - {0x3846, 0x48}, - {0x3861, 0x00}, - {0x3862, 0x04}, - {0x3863, 0x06}, - {0x3a11, 0x01}, - {0x3a12, 0x78}, - {0x3b00, 0x00}, - {0x3b02, 0x00}, - {0x3b03, 0x00}, - {0x3b04, 0x00}, - {0x3b05, 0x00}, - {0x3c00, 0x89}, - {0x3c01, 0xab}, - {0x3c02, 0x01}, - {0x3c03, 0x00}, - {0x3c04, 0x00}, - {0x3c05, 0x03}, - {0x3c06, 0x00}, - {0x3c07, 0x05}, - {0x3c0c, 0x00}, - {0x3c0d, 0x00}, - {0x3c0e, 0x00}, - {0x3c0f, 0x00}, - {0x3c40, 0x00}, - {0x3c41, 0xa3}, - {0x3c43, 0x7d}, - {0x3c45, 0xd7}, - {0x3c47, 0xfc}, - {0x3c50, 0x05}, - {0x3c52, 0xaa}, - {0x3c54, 0x71}, - {0x3c56, 0x80}, - {0x3d85, 0x17}, - {0x3f03, 0x00}, - {0x3f0a, 0x00}, - {0x3f0b, 0x00}, - {0x4001, 0x60}, - {0x4009, 0x0d}, - {0x4020, 0x00}, - {0x4021, 0x00}, - {0x4022, 0x00}, - {0x4023, 0x00}, - {0x4024, 0x00}, - {0x4025, 0x00}, - {0x4026, 0x00}, - {0x4027, 0x00}, - {0x4028, 0x00}, - {0x4029, 0x00}, - {0x402a, 0x00}, - {0x402b, 0x00}, - {0x402c, 0x00}, - {0x402d, 0x00}, - {0x402e, 0x00}, - {0x402f, 0x00}, - {0x4040, 0x00}, - {0x4041, 0x03}, - {0x4042, 0x00}, - {0x4043, 0x7A}, - {0x4044, 0x00}, - {0x4045, 0x7A}, - {0x4046, 0x00}, - {0x4047, 0x7A}, - {0x4048, 0x00}, - {0x4049, 0x7A}, - {0x4307, 0x30}, - {0x4500, 0x58}, - {0x4501, 0x04}, +/* + * Xclk 24Mhz + * Pclk 210Mhz + * linelength 3360(0xd20 + * framelength 2038(0x7f6) + * grabwindow_width 2592 + * grabwindow_height 1944 + * max_framerate 30fps + * mipi_datarate per lane 840Mbps + */ +static const struct regval ov5670_2592x1944_regs_2lane[] = { + // 2592x1944 30fps 2 lane MIPI 840Mbps/lane + {0x0100, 0x00}, + {0x3501, 0x7b}, //exposure M + {0x3623, 0x00}, //analog control + {0x366e, 0x10}, //analog control + {0x370b, 0x1b}, //sensor control + {0x3808, 0x0a}, //x output size H + {0x3809, 0x20}, //x output size L + {0x380a, 0x07}, //y output size H + {0x380b, 0x98}, //y output size L + {0x380c, 0x06}, //HTS H + {0x380d, 0x90}, //HTS L + {0x380e, 0x07}, //VTS H + {0x380f, 0xf6}, //VTS L + {0x3814, 0x01}, //x inc odd + {0x3820, 0x80}, //vsyn48_blc on, vflip off + {0x3821, 0x46}, //hsync_en_o, mirror on, dig_bin on + {0x382a, 0x01}, //y inc odd + {0x4009, 0x0d}, //BLC, black line end line {0x4502, 0x40}, - {0x4503, 0x10}, {0x4508, 0xaa}, {0x4509, 0xaa}, {0x450a, 0x00}, - {0x450b, 0x00}, {0x4600, 0x01}, - {0x4601, 0x00}, - {0x4700, 0xa4}, - {0x4800, 0x4c}, - {0x4816, 0x53}, - {0x481f, 0x40}, - {0x4837, 0x13}, - {0x5000, 0x56}, - {0x5001, 0x01}, - {0x5002, 0x28}, - {0x5004, 0x0c}, - {0x5006, 0x0c}, - {0x5007, 0xe0}, - {0x5008, 0x01}, - {0x5009, 0xb0}, - {0x5901, 0x00}, - {0x5a01, 0x00}, - {0x5a03, 0x00}, - {0x5a04, 0x0c}, - {0x5a05, 0xe0}, - {0x5a06, 0x09}, - {0x5a07, 0xb0}, - {0x5a08, 0x06}, - {0x5e00, 0x00}, - {0x3734, 0x40}, - {0x5b00, 0x01}, - {0x5b01, 0x10}, - {0x5b02, 0x01}, - {0x5b03, 0xdb}, - {0x3d8c, 0x71}, - {0x3d8d, 0xea}, - {0x4017, 0x08}, - {0x3618, 0x2a}, - {0x5780, 0x3e}, - {0x5781, 0x0f}, - {0x5782, 0x44}, - {0x5783, 0x02}, - {0x5784, 0x01}, - {0x5785, 0x01}, - {0x5786, 0x00}, - {0x5787, 0x04}, - {0x5788, 0x02}, - {0x5789, 0x0f}, - {0x578a, 0xfd}, - {0x578b, 0xf5}, - {0x578c, 0xf5}, - {0x578d, 0x03}, - {0x578e, 0x08}, - {0x578f, 0x0c}, - {0x5790, 0x08}, - {0x5791, 0x06}, - {0x5792, 0x00}, - {0x5793, 0x52}, - {0x5794, 0xa3}, - {0x5045, 0x05}, - {0x4003, 0x40}, - {0x5048, 0x40} + {0x4601, 0x03}, + {0x4017, 0x08}, //BLC, offset trigger threshold + //{0x0100, 0x01}, + + {REG_NULL, 0x00}, }; -static const struct ov5670_reg mode_1280x720_regs[] = { - {0x3000, 0x00}, - {0x3002, 0x21}, - {0x3005, 0xf0}, - {0x3007, 0x00}, - {0x3015, 0x0f}, - {0x3018, 0x32}, - {0x301a, 0xf0}, - {0x301b, 0xf0}, - {0x301c, 0xf0}, - {0x301d, 0xf0}, - {0x301e, 0xf0}, - {0x3030, 0x00}, - {0x3031, 0x0a}, - {0x303c, 0xff}, - {0x303e, 0xff}, - {0x3040, 0xf0}, - {0x3041, 0x00}, - {0x3042, 0xf0}, - {0x3106, 0x11}, - {0x3500, 0x00}, - {0x3501, 0x80}, - {0x3502, 0x00}, - {0x3503, 0x04}, - {0x3504, 0x03}, - {0x3505, 0x83}, - {0x3508, 0x04}, - {0x3509, 0x00}, - {0x350e, 0x04}, - {0x350f, 0x00}, - {0x3510, 0x00}, - {0x3511, 0x02}, - {0x3512, 0x00}, - {0x3601, 0xc8}, - {0x3610, 0x88}, - {0x3612, 0x48}, - {0x3614, 0x5b}, - {0x3615, 0x96}, - {0x3621, 0xd0}, - {0x3622, 0x00}, - {0x3623, 0x00}, - {0x3633, 0x13}, - {0x3634, 0x13}, - {0x3635, 0x13}, - {0x3636, 0x13}, - {0x3645, 0x13}, - {0x3646, 0x82}, - {0x3650, 0x00}, - {0x3652, 0xff}, - {0x3655, 0x20}, - {0x3656, 0xff}, - {0x365a, 0xff}, - {0x365e, 0xff}, - {0x3668, 0x00}, - {0x366a, 0x07}, - {0x366e, 0x08}, - {0x366d, 0x00}, - {0x366f, 0x80}, - {0x3700, 0x28}, - {0x3701, 0x10}, - {0x3702, 0x3a}, - {0x3703, 0x19}, - {0x3704, 0x10}, - {0x3705, 0x00}, - {0x3706, 0x66}, - {0x3707, 0x08}, - {0x3708, 0x34}, - {0x3709, 0x40}, - {0x370a, 0x01}, - {0x370b, 0x1b}, - {0x3714, 0x24}, - {0x371a, 0x3e}, - {0x3733, 0x00}, - {0x3734, 0x00}, - {0x373a, 0x05}, - {0x373b, 0x06}, - {0x373c, 0x0a}, - {0x373f, 0xa0}, - {0x3755, 0x00}, - {0x3758, 0x00}, - {0x375b, 0x0e}, - {0x3766, 0x5f}, - {0x3768, 0x00}, - {0x3769, 0x22}, - {0x3773, 0x08}, - {0x3774, 0x1f}, - {0x3776, 0x06}, - {0x37a0, 0x88}, - {0x37a1, 0x5c}, - {0x37a7, 0x88}, - {0x37a8, 0x70}, - {0x37aa, 0x88}, - {0x37ab, 0x48}, - {0x37b3, 0x66}, - {0x37c2, 0x04}, - {0x37c5, 0x00}, - {0x37c8, 0x00}, - {0x3800, 0x00}, - {0x3801, 0x0c}, - {0x3802, 0x00}, - {0x3803, 0x04}, - {0x3804, 0x0a}, - {0x3805, 0x33}, - {0x3806, 0x07}, - {0x3807, 0xa3}, - {0x3808, 0x05}, - {0x3809, 0x00}, - {0x380a, 0x02}, - {0x380b, 0xd0}, - {0x380c, 0x06}, - {0x380d, 0x90}, - {0x380e, 0x08}, - {0x380f, 0x08}, - {0x3811, 0x04}, - {0x3813, 0x02}, - {0x3814, 0x03}, - {0x3815, 0x01}, - {0x3816, 0x00}, - {0x3817, 0x00}, - {0x3818, 0x00}, - {0x3819, 0x00}, - {0x3820, 0x94}, - {0x3821, 0x47}, - {0x3822, 0x48}, - {0x3826, 0x00}, - {0x3827, 0x08}, - {0x382a, 0x03}, - {0x382b, 0x01}, - {0x3830, 0x08}, - {0x3836, 0x02}, - {0x3837, 0x00}, - {0x3838, 0x10}, - {0x3841, 0xff}, - {0x3846, 0x48}, - {0x3861, 0x00}, - {0x3862, 0x04}, - {0x3863, 0x06}, - {0x3a11, 0x01}, - {0x3a12, 0x78}, - {0x3b00, 0x00}, - {0x3b02, 0x00}, - {0x3b03, 0x00}, - {0x3b04, 0x00}, - {0x3b05, 0x00}, - {0x3c00, 0x89}, - {0x3c01, 0xab}, - {0x3c02, 0x01}, - {0x3c03, 0x00}, - {0x3c04, 0x00}, - {0x3c05, 0x03}, - {0x3c06, 0x00}, - {0x3c07, 0x05}, - {0x3c0c, 0x00}, - {0x3c0d, 0x00}, - {0x3c0e, 0x00}, - {0x3c0f, 0x00}, - {0x3c40, 0x00}, - {0x3c41, 0xa3}, - {0x3c43, 0x7d}, - {0x3c45, 0xd7}, - {0x3c47, 0xfc}, - {0x3c50, 0x05}, - {0x3c52, 0xaa}, - {0x3c54, 0x71}, - {0x3c56, 0x80}, - {0x3d85, 0x17}, - {0x3f03, 0x00}, - {0x3f0a, 0x00}, - {0x3f0b, 0x00}, - {0x4001, 0x60}, - {0x4009, 0x05}, - {0x4020, 0x00}, - {0x4021, 0x00}, - {0x4022, 0x00}, - {0x4023, 0x00}, - {0x4024, 0x00}, - {0x4025, 0x00}, - {0x4026, 0x00}, - {0x4027, 0x00}, - {0x4028, 0x00}, - {0x4029, 0x00}, - {0x402a, 0x00}, - {0x402b, 0x00}, - {0x402c, 0x00}, - {0x402d, 0x00}, - {0x402e, 0x00}, - {0x402f, 0x00}, - {0x4040, 0x00}, - {0x4041, 0x03}, - {0x4042, 0x00}, - {0x4043, 0x7A}, - {0x4044, 0x00}, - {0x4045, 0x7A}, - {0x4046, 0x00}, - {0x4047, 0x7A}, - {0x4048, 0x00}, - {0x4049, 0x7A}, - {0x4307, 0x30}, - {0x4500, 0x58}, - {0x4501, 0x04}, +/* + * Xclk 24Mhz + * Pclk 210Mhz + * linelength 3360(0xd20 + * framelength 2038(0x7f6) + * grabwindow_width 1296 + * grabwindow_height 960 + * max_framerate 30fps + * mipi_datarate per lane 840Mbps + */ +static const struct regval ov5670_1296x960_regs_2lane[] = { + // 1296x960 30fps 2 lane MIPI 840Mbps/lane + {0x0100, 0x00}, + {0x3501, 0x3d}, //exposure M + {0x3623, 0x00}, //analog control + {0x366e, 0x08}, //analog control + {0x370b, 0x1b}, //sensor control + {0x3808, 0x05}, //x output size H + {0x3809, 0x10}, //x output size L + {0x380a, 0x03}, //y output size H + {0x380b, 0xc0}, //y output size L + {0x380c, 0x06}, //HTS H + {0x380d, 0x90}, //HTS L + {0x380e, 0x07}, //VTS H + {0x380f, 0xf6}, //VTS L + {0x3814, 0x03}, //x inc odd + {0x3820, 0x90}, //vsyn48_blc on, vflip off + {0x3821, 0x47}, //hsync_en_o, mirror on, dig_bin on + {0x382a, 0x03}, //y inc odd + {0x4009, 0x05}, //BLC, black line end line {0x4502, 0x48}, - {0x4503, 0x10}, {0x4508, 0x55}, {0x4509, 0x55}, {0x450a, 0x00}, - {0x450b, 0x00}, {0x4600, 0x00}, - {0x4601, 0x80}, - {0x4700, 0xa4}, - {0x4800, 0x4c}, - {0x4816, 0x53}, - {0x481f, 0x40}, - {0x4837, 0x13}, - {0x5000, 0x56}, - {0x5001, 0x01}, - {0x5002, 0x28}, - {0x5004, 0x0c}, - {0x5006, 0x0c}, - {0x5007, 0xe0}, - {0x5008, 0x01}, - {0x5009, 0xb0}, - {0x5901, 0x00}, - {0x5a01, 0x00}, - {0x5a03, 0x00}, - {0x5a04, 0x0c}, - {0x5a05, 0xe0}, - {0x5a06, 0x09}, - {0x5a07, 0xb0}, - {0x5a08, 0x06}, - {0x5e00, 0x00}, - {0x3734, 0x40}, - {0x5b00, 0x01}, - {0x5b01, 0x10}, - {0x5b02, 0x01}, - {0x5b03, 0xdb}, - {0x3d8c, 0x71}, - {0x3d8d, 0xea}, - {0x4017, 0x10}, - {0x3618, 0x2a}, - {0x5780, 0x3e}, - {0x5781, 0x0f}, - {0x5782, 0x44}, - {0x5783, 0x02}, - {0x5784, 0x01}, - {0x5785, 0x01}, - {0x5786, 0x00}, - {0x5787, 0x04}, - {0x5788, 0x02}, - {0x5789, 0x0f}, - {0x578a, 0xfd}, - {0x578b, 0xf5}, - {0x578c, 0xf5}, - {0x578d, 0x03}, - {0x578e, 0x08}, - {0x578f, 0x0c}, - {0x5790, 0x08}, - {0x5791, 0x06}, - {0x5792, 0x00}, - {0x5793, 0x52}, - {0x5794, 0xa3}, - {0x3503, 0x00}, - {0x5045, 0x05}, - {0x4003, 0x40}, - {0x5048, 0x40} + {0x4601, 0x81}, + {0x4017, 0x10}, //BLC, offset trigger threshold + //{0x0100, 0x01}, + + {REG_NULL, 0x00} }; -static const struct ov5670_reg mode_640x360_regs[] = { - {0x3000, 0x00}, - {0x3002, 0x21}, - {0x3005, 0xf0}, - {0x3007, 0x00}, - {0x3015, 0x0f}, - {0x3018, 0x32}, - {0x301a, 0xf0}, - {0x301b, 0xf0}, - {0x301c, 0xf0}, - {0x301d, 0xf0}, - {0x301e, 0xf0}, - {0x3030, 0x00}, - {0x3031, 0x0a}, - {0x303c, 0xff}, - {0x303e, 0xff}, - {0x3040, 0xf0}, - {0x3041, 0x00}, - {0x3042, 0xf0}, - {0x3106, 0x11}, - {0x3500, 0x00}, - {0x3501, 0x80}, - {0x3502, 0x00}, - {0x3503, 0x04}, - {0x3504, 0x03}, - {0x3505, 0x83}, - {0x3508, 0x04}, - {0x3509, 0x00}, - {0x350e, 0x04}, - {0x350f, 0x00}, - {0x3510, 0x00}, - {0x3511, 0x02}, - {0x3512, 0x00}, - {0x3601, 0xc8}, - {0x3610, 0x88}, - {0x3612, 0x48}, - {0x3614, 0x5b}, - {0x3615, 0x96}, - {0x3621, 0xd0}, - {0x3622, 0x00}, - {0x3623, 0x04}, - {0x3633, 0x13}, - {0x3634, 0x13}, - {0x3635, 0x13}, - {0x3636, 0x13}, - {0x3645, 0x13}, - {0x3646, 0x82}, - {0x3650, 0x00}, - {0x3652, 0xff}, - {0x3655, 0x20}, - {0x3656, 0xff}, - {0x365a, 0xff}, - {0x365e, 0xff}, - {0x3668, 0x00}, - {0x366a, 0x07}, - {0x366e, 0x08}, - {0x366d, 0x00}, - {0x366f, 0x80}, - {0x3700, 0x28}, - {0x3701, 0x10}, - {0x3702, 0x3a}, - {0x3703, 0x19}, - {0x3704, 0x10}, - {0x3705, 0x00}, - {0x3706, 0x66}, - {0x3707, 0x08}, - {0x3708, 0x34}, - {0x3709, 0x40}, - {0x370a, 0x01}, - {0x370b, 0x1b}, - {0x3714, 0x24}, - {0x371a, 0x3e}, - {0x3733, 0x00}, - {0x3734, 0x00}, - {0x373a, 0x05}, - {0x373b, 0x06}, - {0x373c, 0x0a}, - {0x373f, 0xa0}, - {0x3755, 0x00}, - {0x3758, 0x00}, - {0x375b, 0x0e}, - {0x3766, 0x5f}, - {0x3768, 0x00}, - {0x3769, 0x22}, - {0x3773, 0x08}, - {0x3774, 0x1f}, - {0x3776, 0x06}, - {0x37a0, 0x88}, - {0x37a1, 0x5c}, - {0x37a7, 0x88}, - {0x37a8, 0x70}, - {0x37aa, 0x88}, - {0x37ab, 0x48}, - {0x37b3, 0x66}, - {0x37c2, 0x04}, - {0x37c5, 0x00}, - {0x37c8, 0x00}, - {0x3800, 0x00}, - {0x3801, 0x0c}, - {0x3802, 0x00}, - {0x3803, 0x04}, - {0x3804, 0x0a}, - {0x3805, 0x33}, - {0x3806, 0x07}, - {0x3807, 0xa3}, - {0x3808, 0x02}, - {0x3809, 0x80}, - {0x380a, 0x01}, - {0x380b, 0x68}, - {0x380c, 0x06}, - {0x380d, 0x90}, - {0x380e, 0x08}, - {0x380f, 0x08}, - {0x3811, 0x04}, - {0x3813, 0x02}, - {0x3814, 0x07}, - {0x3815, 0x01}, - {0x3816, 0x00}, - {0x3817, 0x00}, - {0x3818, 0x00}, - {0x3819, 0x00}, - {0x3820, 0x94}, - {0x3821, 0xc6}, - {0x3822, 0x48}, - {0x3826, 0x00}, - {0x3827, 0x08}, - {0x382a, 0x07}, - {0x382b, 0x01}, - {0x3830, 0x08}, - {0x3836, 0x02}, - {0x3837, 0x00}, - {0x3838, 0x10}, - {0x3841, 0xff}, - {0x3846, 0x48}, - {0x3861, 0x00}, - {0x3862, 0x04}, - {0x3863, 0x06}, - {0x3a11, 0x01}, - {0x3a12, 0x78}, - {0x3b00, 0x00}, - {0x3b02, 0x00}, - {0x3b03, 0x00}, - {0x3b04, 0x00}, - {0x3b05, 0x00}, - {0x3c00, 0x89}, - {0x3c01, 0xab}, - {0x3c02, 0x01}, - {0x3c03, 0x00}, - {0x3c04, 0x00}, - {0x3c05, 0x03}, - {0x3c06, 0x00}, - {0x3c07, 0x05}, - {0x3c0c, 0x00}, - {0x3c0d, 0x00}, - {0x3c0e, 0x00}, - {0x3c0f, 0x00}, - {0x3c40, 0x00}, - {0x3c41, 0xa3}, - {0x3c43, 0x7d}, - {0x3c45, 0xd7}, - {0x3c47, 0xfc}, - {0x3c50, 0x05}, - {0x3c52, 0xaa}, - {0x3c54, 0x71}, - {0x3c56, 0x80}, - {0x3d85, 0x17}, - {0x3f03, 0x00}, - {0x3f0a, 0x00}, - {0x3f0b, 0x00}, - {0x4001, 0x60}, - {0x4009, 0x05}, - {0x4020, 0x00}, - {0x4021, 0x00}, - {0x4022, 0x00}, - {0x4023, 0x00}, - {0x4024, 0x00}, - {0x4025, 0x00}, - {0x4026, 0x00}, - {0x4027, 0x00}, - {0x4028, 0x00}, - {0x4029, 0x00}, - {0x402a, 0x00}, - {0x402b, 0x00}, - {0x402c, 0x00}, - {0x402d, 0x00}, - {0x402e, 0x00}, - {0x402f, 0x00}, - {0x4040, 0x00}, - {0x4041, 0x03}, - {0x4042, 0x00}, - {0x4043, 0x7A}, - {0x4044, 0x00}, - {0x4045, 0x7A}, - {0x4046, 0x00}, - {0x4047, 0x7A}, - {0x4048, 0x00}, - {0x4049, 0x7A}, - {0x4307, 0x30}, - {0x4500, 0x58}, - {0x4501, 0x04}, - {0x4502, 0x40}, - {0x4503, 0x10}, - {0x4508, 0x55}, - {0x4509, 0x55}, - {0x450a, 0x02}, - {0x450b, 0x00}, - {0x4600, 0x00}, - {0x4601, 0x40}, - {0x4700, 0xa4}, - {0x4800, 0x4c}, - {0x4816, 0x53}, - {0x481f, 0x40}, - {0x4837, 0x13}, - {0x5000, 0x56}, - {0x5001, 0x01}, - {0x5002, 0x28}, - {0x5004, 0x0c}, - {0x5006, 0x0c}, - {0x5007, 0xe0}, - {0x5008, 0x01}, - {0x5009, 0xb0}, - {0x5901, 0x00}, - {0x5a01, 0x00}, - {0x5a03, 0x00}, - {0x5a04, 0x0c}, - {0x5a05, 0xe0}, - {0x5a06, 0x09}, - {0x5a07, 0xb0}, - {0x5a08, 0x06}, - {0x5e00, 0x00}, - {0x3734, 0x40}, - {0x5b00, 0x01}, - {0x5b01, 0x10}, - {0x5b02, 0x01}, - {0x5b03, 0xdb}, - {0x3d8c, 0x71}, - {0x3d8d, 0xea}, - {0x4017, 0x10}, - {0x3618, 0x2a}, - {0x5780, 0x3e}, - {0x5781, 0x0f}, - {0x5782, 0x44}, - {0x5783, 0x02}, - {0x5784, 0x01}, - {0x5785, 0x01}, - {0x5786, 0x00}, - {0x5787, 0x04}, - {0x5788, 0x02}, - {0x5789, 0x0f}, - {0x578a, 0xfd}, - {0x578b, 0xf5}, - {0x578c, 0xf5}, - {0x578d, 0x03}, - {0x578e, 0x08}, - {0x578f, 0x0c}, - {0x5790, 0x08}, - {0x5791, 0x06}, - {0x5792, 0x00}, - {0x5793, 0x52}, - {0x5794, 0xa3}, - {0x3503, 0x00}, - {0x5045, 0x05}, - {0x4003, 0x40}, - {0x5048, 0x40} +static const struct ov5670_mode supported_modes_2lane[] = { + { + .width = 2592, + .height = 1944, + .max_fps = { + .numerator = 10000, + .denominator = 300000, + }, + .exp_def = 0x07d0, + .hts_def = 0x0d20, + .vts_def = 0x07f6, + .reg_list = ov5670_2592x1944_regs_2lane, + }, + { + .width = 1296, + .height = 960, + .max_fps = { + .numerator = 10000, + .denominator = 300000, + }, + .exp_def = 0x03d0, + .hts_def = 0x0d20, + .vts_def = 0x07f6, + .reg_list = ov5670_1296x960_regs_2lane, + }, +}; + +static const struct ov5670_mode *supported_modes; + +static const s64 link_freq_menu_items[] = { + MIPI_FREQ }; static const char * const ov5670_test_pattern_menu[] = { @@ -1720,134 +666,71 @@ static const char * const ov5670_test_pattern_menu[] = { "Vertical Color Bar Type 1", }; -/* Supported link frequencies */ -#define OV5670_LINK_FREQ_422MHZ 422400000 -#define OV5670_LINK_FREQ_422MHZ_INDEX 0 -static const struct ov5670_link_freq_config link_freq_configs[] = { - { - /* pixel_rate = link_freq * 2 * nr_of_lanes / bits_per_sample */ - .pixel_rate = (OV5670_LINK_FREQ_422MHZ * 2 * 2) / 10, - .reg_list = { - .num_of_regs = ARRAY_SIZE(mipi_data_rate_840mbps), - .regs = mipi_data_rate_840mbps, +/* Write registers up to 4 at a time */ +static int ov5670_write_reg(struct i2c_client *client, u16 reg, + u32 len, u32 val) +{ + u32 buf_i, val_i; + u8 buf[6]; + u8 *val_p; + __be32 val_be; + + dev_dbg(&client->dev, "%s(%d) enter!\n", __func__, __LINE__); + dev_dbg(&client->dev, "write reg(0x%x val:0x%x)!\n", reg, val); + + if (len > 4) + return -EINVAL; + + buf[0] = reg >> 8; + buf[1] = reg & 0xff; + + val_be = cpu_to_be32(val); + val_p = (u8 *)&val_be; + buf_i = 2; + val_i = 4 - len; + + while (val_i < 4) + buf[buf_i++] = val_p[val_i++]; + + if (i2c_master_send(client, buf, len + 2) != len + 2) { + dev_err(&client->dev, + "write reg(0x%x val:0x%x)failed !\n", reg, val); + return -EIO; + } + return 0; +} + +static int ov5670_write_array(struct i2c_client *client, + const struct regval *regs) +{ + int i, delay_ms, ret = 0; + + for (i = 0; ret == 0 && regs[i].addr != REG_NULL; i++) { + if (regs[i].addr == DELAY_MS) { + delay_ms = regs[i].val; + dev_info(&client->dev, "delay(%d) ms !\n", delay_ms); + usleep_range(1000 * delay_ms, 1000 * delay_ms + 100); + continue; } + ret = ov5670_write_reg(client, regs[i].addr, + OV5670_REG_VALUE_08BIT, regs[i].val); + if (ret) + dev_err(&client->dev, "%s failed !\n", __func__); } -}; - -static const s64 link_freq_menu_items[] = { - OV5670_LINK_FREQ_422MHZ -}; - -/* - * OV5670 sensor supports following resolutions with full FOV: - * 4:3 ==> {2592x1944, 1296x972, 648x486} - * 16:9 ==> {2560x1440, 1280x720, 640x360} - */ -static const struct ov5670_mode supported_modes[] = { - { - .width = 2592, - .height = 1944, - .vts_def = OV5670_VTS_30FPS, - .vts_min = OV5670_VTS_30FPS, - .reg_list = { - .num_of_regs = ARRAY_SIZE(mode_2592x1944_regs), - .regs = mode_2592x1944_regs, - }, - .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX, - }, - { - .width = 1296, - .height = 972, - .vts_def = OV5670_VTS_30FPS, - .vts_min = 996, - .reg_list = { - .num_of_regs = ARRAY_SIZE(mode_1296x972_regs), - .regs = mode_1296x972_regs, - }, - .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX, - }, - { - .width = 648, - .height = 486, - .vts_def = OV5670_VTS_30FPS, - .vts_min = 516, - .reg_list = { - .num_of_regs = ARRAY_SIZE(mode_648x486_regs), - .regs = mode_648x486_regs, - }, - .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX, - }, - { - .width = 2560, - .height = 1440, - .vts_def = OV5670_VTS_30FPS, - .vts_min = OV5670_VTS_30FPS, - .reg_list = { - .num_of_regs = ARRAY_SIZE(mode_2560x1440_regs), - .regs = mode_2560x1440_regs, - }, - .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX, - }, - { - .width = 1280, - .height = 720, - .vts_def = OV5670_VTS_30FPS, - .vts_min = 1020, - .reg_list = { - .num_of_regs = ARRAY_SIZE(mode_1280x720_regs), - .regs = mode_1280x720_regs, - }, - .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX, - }, - { - .width = 640, - .height = 360, - .vts_def = OV5670_VTS_30FPS, - .vts_min = 510, - .reg_list = { - .num_of_regs = ARRAY_SIZE(mode_640x360_regs), - .regs = mode_640x360_regs, - }, - .link_freq_index = OV5670_LINK_FREQ_422MHZ_INDEX, - } -}; - -struct ov5670 { - struct v4l2_subdev sd; - struct media_pad pad; - - struct v4l2_ctrl_handler ctrl_handler; - /* V4L2 Controls */ - struct v4l2_ctrl *link_freq; - struct v4l2_ctrl *pixel_rate; - struct v4l2_ctrl *vblank; - struct v4l2_ctrl *hblank; - struct v4l2_ctrl *exposure; - - /* Current mode */ - const struct ov5670_mode *cur_mode; - - /* To serialize asynchronus callbacks */ - struct mutex mutex; - - /* Streaming on/off */ - bool streaming; -}; - -#define to_ov5670(_sd) container_of(_sd, struct ov5670, sd) + return ret; +} /* Read registers up to 4 at a time */ -static int ov5670_read_reg(struct ov5670 *ov5670, u16 reg, unsigned int len, - u32 *val) +static int ov5670_read_reg(struct i2c_client *client, u16 reg, + unsigned int len, u32 *val) { - struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd); struct i2c_msg msgs[2]; u8 *data_be_p; __be32 data_be = 0; __be16 reg_addr_be = cpu_to_be16(reg); int ret; - if (len > 4) + if (len > 4 || !len) return -EINVAL; data_be_p = (u8 *)&data_be; @@ -1872,136 +755,716 @@ static int ov5670_read_reg(struct ov5670 *ov5670, u16 reg, unsigned int len, return 0; } -/* Write registers up to 4 at a time */ -static int ov5670_write_reg(struct ov5670 *ov5670, u16 reg, unsigned int len, - u32 val) +/* Check Register value */ +#ifdef CHECK_REG_VALUE +static int ov5670_reg_verify(struct i2c_client *client, + const struct regval *regs) { - struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd); - int buf_i; - int val_i; - u8 buf[6]; - u8 *val_p; - __be32 tmp; + u32 i; + int ret = 0; + u32 value; - if (len > 4) - return -EINVAL; + for (i = 0; ret == 0 && regs[i].addr != REG_NULL; i++) { + ret = ov5670_read_reg(client, regs[i].addr, + OV5670_REG_VALUE_08BIT, &value); + if (value != regs[i].val) { + dev_info(&client->dev, "%s: 0x%04x is 0x%x instead of 0x%x\n", + __func__, regs[i].addr, value, regs[i].val); + } + } + return ret; +} +#endif - buf[0] = reg >> 8; - buf[1] = reg & 0xff; - - tmp = cpu_to_be32(val); - val_p = (u8 *)&tmp; - buf_i = 2; - val_i = 4 - len; - - while (val_i < 4) - buf[buf_i++] = val_p[val_i++]; - - if (i2c_master_send(client, buf, len + 2) != len + 2) - return -EIO; - - return 0; +static int ov5670_get_reso_dist(const struct ov5670_mode *mode, + struct v4l2_mbus_framefmt *framefmt) +{ + return abs(mode->width - framefmt->width) + + abs(mode->height - framefmt->height); } -/* Write a list of registers */ -static int ov5670_write_regs(struct ov5670 *ov5670, - const struct ov5670_reg *regs, unsigned int len) +static const struct ov5670_mode * +ov5670_find_best_fit(struct ov5670 *ov5670, + struct v4l2_subdev_format *fmt) { - struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd); + struct v4l2_mbus_framefmt *framefmt = &fmt->format; + int dist; + int cur_best_fit = 0; + int cur_best_fit_dist = -1; unsigned int i; - int ret; - for (i = 0; i < len; i++) { - ret = ov5670_write_reg(ov5670, regs[i].address, 1, regs[i].val); - if (ret) { - dev_err_ratelimited( - &client->dev, - "Failed to write reg 0x%4.4x. error = %d\n", - regs[i].address, ret); - - return ret; + for (i = 0; i < ov5670->cfg_num; i++) { + dist = ov5670_get_reso_dist(&supported_modes[i], framefmt); + if (cur_best_fit_dist == -1 || dist < cur_best_fit_dist) { + cur_best_fit_dist = dist; + cur_best_fit = i; } } - return 0; + return &supported_modes[cur_best_fit]; } -static int ov5670_write_reg_list(struct ov5670 *ov5670, - const struct ov5670_reg_list *r_list) -{ - return ov5670_write_regs(ov5670, r_list->regs, r_list->num_of_regs); -} - -/* Open sub-device */ -static int ov5670_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh) +static int ov5670_set_fmt(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_format *fmt) { struct ov5670 *ov5670 = to_ov5670(sd); - struct v4l2_mbus_framefmt *try_fmt = - v4l2_subdev_get_try_format(sd, fh->pad, 0); + const struct ov5670_mode *mode; + s64 h_blank, vblank_def; mutex_lock(&ov5670->mutex); - /* Initialize try_fmt */ - try_fmt->width = ov5670->cur_mode->width; - try_fmt->height = ov5670->cur_mode->height; - try_fmt->code = MEDIA_BUS_FMT_SGRBG10_1X10; - try_fmt->field = V4L2_FIELD_NONE; + mode = ov5670_find_best_fit(ov5670, fmt); + fmt->format.code = MEDIA_BUS_FMT_SBGGR10_1X10; + fmt->format.width = mode->width; + fmt->format.height = mode->height; + fmt->format.field = V4L2_FIELD_NONE; + if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) { +#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API + *v4l2_subdev_get_try_format(sd, cfg, fmt->pad) = fmt->format; +#else + mutex_unlock(&ov5670->mutex); + return -ENOTTY; +#endif + } else { + ov5670->cur_mode = mode; + h_blank = mode->hts_def - mode->width; + __v4l2_ctrl_modify_range(ov5670->hblank, h_blank, + h_blank, 1, h_blank); + vblank_def = mode->vts_def - mode->height; + __v4l2_ctrl_modify_range(ov5670->vblank, vblank_def, + OV5670_VTS_MAX - mode->height, + 1, vblank_def); + } - /* No crop or compose */ mutex_unlock(&ov5670->mutex); return 0; } -static int ov5670_update_digital_gain(struct ov5670 *ov5670, u32 d_gain) +static int ov5670_get_fmt(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_format *fmt) { - int ret; + struct ov5670 *ov5670 = to_ov5670(sd); + const struct ov5670_mode *mode = ov5670->cur_mode; - ret = ov5670_write_reg(ov5670, OV5670_REG_R_DGTL_GAIN, - OV5670_REG_VALUE_16BIT, d_gain); - if (ret) - return ret; + mutex_lock(&ov5670->mutex); + if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) { +#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API + fmt->format = *v4l2_subdev_get_try_format(sd, cfg, fmt->pad); +#else + mutex_unlock(&ov5670->mutex); + return -ENOTTY; +#endif + } else { + fmt->format.width = mode->width; + fmt->format.height = mode->height; + fmt->format.code = MEDIA_BUS_FMT_SBGGR10_1X10; + fmt->format.field = V4L2_FIELD_NONE; + } + mutex_unlock(&ov5670->mutex); - ret = ov5670_write_reg(ov5670, OV5670_REG_G_DGTL_GAIN, - OV5670_REG_VALUE_16BIT, d_gain); - if (ret) - return ret; + return 0; +} - return ov5670_write_reg(ov5670, OV5670_REG_B_DGTL_GAIN, - OV5670_REG_VALUE_16BIT, d_gain); +static int ov5670_enum_mbus_code(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_mbus_code_enum *code) +{ + if (code->index != 0) + return -EINVAL; + code->code = MEDIA_BUS_FMT_SBGGR10_1X10; + + return 0; +} + +static int ov5670_enum_frame_sizes(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_frame_size_enum *fse) +{ + struct ov5670 *ov5670 = to_ov5670(sd); + + if (fse->index >= ov5670->cfg_num) + return -EINVAL; + + if (fse->code != MEDIA_BUS_FMT_SBGGR10_1X10) + return -EINVAL; + + fse->min_width = supported_modes[fse->index].width; + fse->max_width = supported_modes[fse->index].width; + fse->max_height = supported_modes[fse->index].height; + fse->min_height = supported_modes[fse->index].height; + + return 0; } static int ov5670_enable_test_pattern(struct ov5670 *ov5670, u32 pattern) { u32 val; - int ret; - - /* Set the bayer order that we support */ - ret = ov5670_write_reg(ov5670, OV5670_REG_TEST_PATTERN_CTRL, - OV5670_REG_VALUE_08BIT, 0); - if (ret) - return ret; - - ret = ov5670_read_reg(ov5670, OV5670_REG_TEST_PATTERN, - OV5670_REG_VALUE_08BIT, &val); - if (ret) - return ret; if (pattern) - val |= OV5670_TEST_PATTERN_ENABLE; + val = (pattern - 1) | OV5670_TEST_PATTERN_ENABLE; else - val &= ~OV5670_TEST_PATTERN_ENABLE; + val = OV5670_TEST_PATTERN_DISABLE; - return ov5670_write_reg(ov5670, OV5670_REG_TEST_PATTERN, + return ov5670_write_reg(ov5670->client, OV5670_REG_TEST_PATTERN, OV5670_REG_VALUE_08BIT, val); } -/* Initialize control handlers */ +static void ov5670_get_otp(struct ov5670_otp_info *otp, + struct rkmodule_inf *inf) +{ + u32 i; + int rg, bg; + + /* fac */ + if (otp->flag & 0x80) { + inf->fac.flag = 1; + inf->fac.year = otp->year; + inf->fac.month = otp->month; + inf->fac.day = otp->day; + + for (i = 0; i < ARRAY_SIZE(ov5670_module_info) - 1; i++) { + if (ov5670_module_info[i].id == otp->module_id) + break; + } + strscpy(inf->fac.module, ov5670_module_info[i].name, + sizeof(inf->fac.module)); + + for (i = 0; i < ARRAY_SIZE(ov5670_lens_info) - 1; i++) { + if (ov5670_lens_info[i].id == otp->lens_id) + break; + } + strscpy(inf->fac.lens, ov5670_lens_info[i].name, + sizeof(inf->fac.lens)); + } + + /* awb */ + if (otp->flag & 0x40) { + rg = otp->rg_ratio; + bg = otp->bg_ratio; + + inf->awb.flag = 1; + inf->awb.r_value = rg; + inf->awb.b_value = bg; + inf->awb.gr_value = 0x200; + inf->awb.gb_value = 0x200; + + inf->awb.golden_r_value = 0; + inf->awb.golden_b_value = 0; + inf->awb.golden_gr_value = 0; + inf->awb.golden_gb_value = 0; + } +} + +static int ov5670_g_frame_interval(struct v4l2_subdev *sd, + struct v4l2_subdev_frame_interval *fi) +{ + struct ov5670 *ov5670 = to_ov5670(sd); + const struct ov5670_mode *mode = ov5670->cur_mode; + + mutex_lock(&ov5670->mutex); + fi->interval = mode->max_fps; + mutex_unlock(&ov5670->mutex); + + return 0; +} + +static void ov5670_get_module_inf(struct ov5670 *ov5670, + struct rkmodule_inf *inf) +{ + struct ov5670_otp_info *otp = ov5670->otp; + + memset(inf, 0, sizeof(*inf)); + strscpy(inf->base.sensor, OV5670_NAME, sizeof(inf->base.sensor)); + strscpy(inf->base.module, ov5670->module_name, + sizeof(inf->base.module)); + strscpy(inf->base.lens, ov5670->len_name, sizeof(inf->base.lens)); + if (otp) + ov5670_get_otp(otp, inf); +} + +static void ov5670_set_awb_cfg(struct ov5670 *ov5670, + struct rkmodule_awb_cfg *cfg) +{ + mutex_lock(&ov5670->mutex); + memcpy(&ov5670->awb_cfg, cfg, sizeof(*cfg)); + mutex_unlock(&ov5670->mutex); +} + +static long ov5670_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg) +{ + struct ov5670 *ov5670 = to_ov5670(sd); + long ret = 0; + + switch (cmd) { + case RKMODULE_GET_MODULE_INFO: + ov5670_get_module_inf(ov5670, (struct rkmodule_inf *)arg); + break; + case RKMODULE_AWB_CFG: + ov5670_set_awb_cfg(ov5670, (struct rkmodule_awb_cfg *)arg); + break; + default: + ret = -ENOIOCTLCMD; + break; + } + + return ret; +} + +#ifdef CONFIG_COMPAT +static long ov5670_compat_ioctl32(struct v4l2_subdev *sd, + unsigned int cmd, unsigned long arg) +{ + void __user *up = compat_ptr(arg); + struct rkmodule_inf *inf; + struct rkmodule_awb_cfg *awb_cfg; + long ret; + + switch (cmd) { + case RKMODULE_GET_MODULE_INFO: + inf = kzalloc(sizeof(*inf), GFP_KERNEL); + if (!inf) { + ret = -ENOMEM; + return ret; + } + + ret = ov5670_ioctl(sd, cmd, inf); + if (!ret) { + if (copy_to_user(up, inf, sizeof(*inf))) + return -EFAULT; + } + kfree(inf); + break; + case RKMODULE_AWB_CFG: + awb_cfg = kzalloc(sizeof(*awb_cfg), GFP_KERNEL); + if (!awb_cfg) { + ret = -ENOMEM; + return ret; + } + + if (copy_from_user(awb_cfg, up, sizeof(*awb_cfg))) + return -EFAULT; + + ret = ov5670_ioctl(sd, cmd, awb_cfg); + kfree(awb_cfg); + break; + default: + ret = -ENOIOCTLCMD; + break; + } + + return ret; +} +#endif + +/*--------------------------------------------------------------------------*/ +static int ov5670_apply_otp(struct ov5670 *ov5670) +{ + int rg, bg, R_gain, G_gain, B_gain, base_gain; + struct i2c_client *client = ov5670->client; + struct ov5670_otp_info *otp_ptr = ov5670->otp; + struct rkmodule_awb_cfg *awb_cfg = &ov5670->awb_cfg; + u32 golden_bg_ratio = 0; + u32 golden_rg_ratio = 0; + u32 golden_g_value = 0; + + if (awb_cfg->enable) { + golden_g_value = (awb_cfg->golden_gb_value + + awb_cfg->golden_gr_value) / 2; + if (golden_g_value != 0) { + golden_rg_ratio = awb_cfg->golden_r_value * 0x200 + / golden_g_value; + golden_bg_ratio = awb_cfg->golden_b_value * 0x200 + / golden_g_value; + } else { + golden_rg_ratio = RG_Ratio_Typical_Default; + golden_bg_ratio = BG_Ratio_Typical_Default; + } + } + + /* apply OTP WB Calibration */ + if (otp_ptr->flag & 0x40) { + rg = otp_ptr->rg_ratio; + bg = otp_ptr->bg_ratio; + + /* calculate G gain */ + R_gain = (golden_rg_ratio * 1000) / rg; + B_gain = (golden_bg_ratio * 1000) / bg; + G_gain = 1000; + if (R_gain < 1000 || B_gain < 1000) { + if (R_gain < B_gain) + base_gain = R_gain; + else + base_gain = B_gain; + } else { + base_gain = G_gain; + } + R_gain = 0x400 * R_gain / (base_gain); + B_gain = 0x400 * B_gain / (base_gain); + G_gain = 0x400 * G_gain / (base_gain); + + /* update sensor WB gain */ + if (R_gain > 0x400) { + ov5670_write_1byte(client, 0x5032, R_gain >> 8); + ov5670_write_1byte(client, 0x5033, R_gain & 0x00ff); + } + if (G_gain > 0x400) { + ov5670_write_1byte(client, 0x5034, G_gain >> 8); + ov5670_write_1byte(client, 0x5035, G_gain & 0x00ff); + } + if (B_gain > 0x400) { + ov5670_write_1byte(client, 0x5036, B_gain >> 8); + ov5670_write_1byte(client, 0x5037, B_gain & 0x00ff); + } + + dev_info(&client->dev, "apply awb gain: 0x%x, 0x%x, 0x%x\n", + R_gain, G_gain, B_gain); + } + return 0; +} + +static int __ov5670_start_stream(struct ov5670 *ov5670) +{ + int ret; + + ret = ov5670_write_array(ov5670->client, ov5670->cur_mode->reg_list); + if (ret) + return ret; + +#ifdef CHECK_REG_VALUE + usleep_range(10000, 20000); + /* verify default values to make sure everything has */ + /* been written correctly as expected */ + dev_info(&ov5670->client->dev, "%s:Check register value!\n", + __func__); + ret = ov5670_reg_verify(ov5670->client, ov5670_global_regs); + if (ret) + return ret; + + ret = ov5670_reg_verify(ov5670->client, ov5670->cur_mode->reg_list); + if (ret) + return ret; +#endif + + /* In case these controls are set before streaming */ + mutex_unlock(&ov5670->mutex); + ret = v4l2_ctrl_handler_setup(&ov5670->ctrl_handler); + mutex_lock(&ov5670->mutex); + if (ret) + return ret; + + if (ov5670->otp) + ret = ov5670_apply_otp(ov5670); + + if (ret) + dev_info(&ov5670->client->dev, "APPly otp failed!\n"); + + ret = ov5670_write_reg(ov5670->client, OV5670_REG_CTRL_MODE, + OV5670_REG_VALUE_08BIT, OV5670_MODE_STREAMING); + return ret; +} + +static int __ov5670_stop_stream(struct ov5670 *ov5670) +{ + return ov5670_write_reg(ov5670->client, OV5670_REG_CTRL_MODE, + OV5670_REG_VALUE_08BIT, OV5670_MODE_SW_STANDBY); +} + +static int ov5670_s_stream(struct v4l2_subdev *sd, int on) +{ + struct ov5670 *ov5670 = to_ov5670(sd); + struct i2c_client *client = ov5670->client; + int ret = 0; + + dev_info(&client->dev, "%s: on: %d, %dx%d@%d\n", __func__, on, + ov5670->cur_mode->width, + ov5670->cur_mode->height, + DIV_ROUND_CLOSEST(ov5670->cur_mode->max_fps.denominator, + ov5670->cur_mode->max_fps.numerator)); + + mutex_lock(&ov5670->mutex); + on = !!on; + if (on == ov5670->streaming) + goto unlock_and_return; + + if (on) { + dev_info(&client->dev, "stream on!!!\n"); + ret = pm_runtime_get_sync(&client->dev); + if (ret < 0) { + pm_runtime_put_noidle(&client->dev); + goto unlock_and_return; + } + + ret = __ov5670_start_stream(ov5670); + if (ret) { + v4l2_err(sd, "start stream failed while write regs\n"); + pm_runtime_put(&client->dev); + goto unlock_and_return; + } + } else { + dev_info(&client->dev, "stream off!!!\n"); + __ov5670_stop_stream(ov5670); + pm_runtime_put(&client->dev); + } + + ov5670->streaming = on; + +unlock_and_return: + mutex_unlock(&ov5670->mutex); + + return ret; +} + +static int ov5670_s_power(struct v4l2_subdev *sd, int on) +{ + struct ov5670 *ov5670 = to_ov5670(sd); + struct i2c_client *client = ov5670->client; + int ret = 0; + + dev_info(&client->dev, "%s(%d) on(%d)\n", __func__, __LINE__, on); + mutex_lock(&ov5670->mutex); + + /* If the power state is not modified - no work to do. */ + if (ov5670->power_on == !!on) + goto unlock_and_return; + + if (on) { + ret = pm_runtime_get_sync(&client->dev); + if (ret < 0) { + pm_runtime_put_noidle(&client->dev); + goto unlock_and_return; + } + + ret = ov5670_write_array(ov5670->client, ov5670_global_regs); + if (ret) { + v4l2_err(sd, "could not set init registers\n"); + pm_runtime_put_noidle(&client->dev); + goto unlock_and_return; + } + + ov5670->power_on = true; + /* export gpio */ + if (!IS_ERR(ov5670->reset_gpio)) + gpiod_export(ov5670->reset_gpio, false); + if (!IS_ERR(ov5670->pwdn_gpio)) + gpiod_export(ov5670->pwdn_gpio, false); + } else { + pm_runtime_put(&client->dev); + ov5670->power_on = false; + } + +unlock_and_return: + mutex_unlock(&ov5670->mutex); + + return ret; +} + +/* Calculate the delay in us by clock rate and clock cycles */ +static inline u32 ov5670_cal_delay(u32 cycles) +{ + return DIV_ROUND_UP(cycles, OV5670_XVCLK_FREQ / 1000 / 1000); +} + +static int __ov5670_power_on(struct ov5670 *ov5670) +{ + int ret; + u32 delay_us; + struct device *dev = &ov5670->client->dev; + + if (!IS_ERR(ov5670->power_gpio)) + gpiod_set_value_cansleep(ov5670->power_gpio, 1); + + usleep_range(1000, 2000); + + if (!IS_ERR_OR_NULL(ov5670->pins_default)) { + ret = pinctrl_select_state(ov5670->pinctrl, + ov5670->pins_default); + if (ret < 0) + dev_err(dev, "could not set pins\n"); + } + ret = clk_set_rate(ov5670->xvclk, OV5670_XVCLK_FREQ); + if (ret < 0) + dev_warn(dev, "Failed to set xvclk rate (24MHz)\n"); + if (clk_get_rate(ov5670->xvclk) != OV5670_XVCLK_FREQ) + dev_warn(dev, "xvclk mismatched, modes are based on 24MHz\n"); + ret = clk_prepare_enable(ov5670->xvclk); + if (ret < 0) { + dev_err(dev, "Failed to enable xvclk\n"); + return ret; + } + + ret = regulator_bulk_enable(OV5670_NUM_SUPPLIES, ov5670->supplies); + if (ret < 0) { + dev_err(dev, "Failed to enable regulators\n"); + goto disable_clk; + } + + if (!IS_ERR(ov5670->reset_gpio)) + gpiod_set_value_cansleep(ov5670->reset_gpio, 1); + + if (!IS_ERR(ov5670->pwdn_gpio)) + gpiod_set_value_cansleep(ov5670->pwdn_gpio, 1); + + /* export gpio */ + if (!IS_ERR(ov5670->reset_gpio)) + gpiod_export(ov5670->reset_gpio, false); + if (!IS_ERR(ov5670->pwdn_gpio)) + gpiod_export(ov5670->pwdn_gpio, false); + + /* 8192 cycles prior to first SCCB transaction */ + delay_us = ov5670_cal_delay(8192); + usleep_range(delay_us, delay_us * 2); + usleep_range(10000, 20000); + return 0; + +disable_clk: + clk_disable_unprepare(ov5670->xvclk); + + return ret; +} + +static void __ov5670_power_off(struct ov5670 *ov5670) +{ + int ret; + struct device *dev = &ov5670->client->dev; + + if (!IS_ERR(ov5670->pwdn_gpio)) + gpiod_set_value_cansleep(ov5670->pwdn_gpio, 0); + clk_disable_unprepare(ov5670->xvclk); + if (!IS_ERR(ov5670->reset_gpio)) + gpiod_set_value_cansleep(ov5670->reset_gpio, 0); + if (!IS_ERR_OR_NULL(ov5670->pins_sleep)) { + ret = pinctrl_select_state(ov5670->pinctrl, + ov5670->pins_sleep); + if (ret < 0) + dev_dbg(dev, "could not set pins\n"); + } + if (!IS_ERR(ov5670->power_gpio)) + gpiod_set_value_cansleep(ov5670->power_gpio, 0); + + regulator_bulk_disable(OV5670_NUM_SUPPLIES, ov5670->supplies); +} + +static int ov5670_runtime_resume(struct device *dev) +{ + struct i2c_client *client = to_i2c_client(dev); + struct v4l2_subdev *sd = i2c_get_clientdata(client); + struct ov5670 *ov5670 = to_ov5670(sd); + + return __ov5670_power_on(ov5670); +} + +static int ov5670_runtime_suspend(struct device *dev) +{ + struct i2c_client *client = to_i2c_client(dev); + struct v4l2_subdev *sd = i2c_get_clientdata(client); + struct ov5670 *ov5670 = to_ov5670(sd); + + __ov5670_power_off(ov5670); + + return 0; +} + +#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API +static int ov5670_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh) +{ + struct ov5670 *ov5670 = to_ov5670(sd); + struct v4l2_mbus_framefmt *try_fmt = + v4l2_subdev_get_try_format(sd, fh->pad, 0); + const struct ov5670_mode *def_mode = &supported_modes[0]; + + mutex_lock(&ov5670->mutex); + /* Initialize try_fmt */ + try_fmt->width = def_mode->width; + try_fmt->height = def_mode->height; + try_fmt->code = MEDIA_BUS_FMT_SBGGR10_1X10; + try_fmt->field = V4L2_FIELD_NONE; + + mutex_unlock(&ov5670->mutex); + /* No crop or compose */ + + return 0; +} +#endif + +static int ov5670_enum_frame_interval(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_frame_interval_enum *fie) +{ + struct ov5670 *ov5670 = to_ov5670(sd); + + if (fie->index >= ov5670->cfg_num) + return -EINVAL; + + if (fie->code != MEDIA_BUS_FMT_SBGGR10_1X10) + return -EINVAL; + + fie->width = supported_modes[fie->index].width; + fie->height = supported_modes[fie->index].height; + fie->interval = supported_modes[fie->index].max_fps; + return 0; +} + +static int ov5670_g_mbus_config(struct v4l2_subdev *sd, + unsigned int pad_id, + struct v4l2_mbus_config *config) +{ + u32 val = 1 << (OV5670_LANES - 1) | + V4L2_MBUS_CSI2_CHANNEL_0 | + V4L2_MBUS_CSI2_CONTINUOUS_CLOCK; + + config->type = V4L2_MBUS_CSI2_DPHY; + config->flags = val; + + return 0; +} + +static const struct dev_pm_ops ov5670_pm_ops = { + SET_RUNTIME_PM_OPS(ov5670_runtime_suspend, + ov5670_runtime_resume, NULL) +}; + +#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API +static const struct v4l2_subdev_internal_ops ov5670_internal_ops = { + .open = ov5670_open, +}; +#endif + +static const struct v4l2_subdev_core_ops ov5670_core_ops = { + .s_power = ov5670_s_power, + .ioctl = ov5670_ioctl, +#ifdef CONFIG_COMPAT + .compat_ioctl32 = ov5670_compat_ioctl32, +#endif +}; + +static const struct v4l2_subdev_video_ops ov5670_video_ops = { + .s_stream = ov5670_s_stream, + .g_frame_interval = ov5670_g_frame_interval, +}; + +static const struct v4l2_subdev_pad_ops ov5670_pad_ops = { + .enum_mbus_code = ov5670_enum_mbus_code, + .enum_frame_size = ov5670_enum_frame_sizes, + .enum_frame_interval = ov5670_enum_frame_interval, + .get_fmt = ov5670_get_fmt, + .set_fmt = ov5670_set_fmt, + .get_mbus_config = ov5670_g_mbus_config, +}; + +static const struct v4l2_subdev_ops ov5670_subdev_ops = { + .core = &ov5670_core_ops, + .video = &ov5670_video_ops, + .pad = &ov5670_pad_ops, +}; + static int ov5670_set_ctrl(struct v4l2_ctrl *ctrl) { struct ov5670 *ov5670 = container_of(ctrl->handler, struct ov5670, ctrl_handler); - struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd); + struct i2c_client *client = ov5670->client; s64 max; int ret = 0; @@ -2009,41 +1472,59 @@ static int ov5670_set_ctrl(struct v4l2_ctrl *ctrl) switch (ctrl->id) { case V4L2_CID_VBLANK: /* Update max exposure while meeting expected vblanking */ - max = ov5670->cur_mode->height + ctrl->val - 8; + max = ov5670->cur_mode->height + ctrl->val - 4; __v4l2_ctrl_modify_range(ov5670->exposure, ov5670->exposure->minimum, max, - ov5670->exposure->step, max); + ov5670->exposure->step, + ov5670->exposure->default_value); break; } - /* V4L2 controls values will be applied only when power is already up */ - if (!pm_runtime_get_if_in_use(&client->dev)) + if (pm_runtime_get(&client->dev) <= 0) return 0; switch (ctrl->id) { - case V4L2_CID_ANALOGUE_GAIN: - ret = ov5670_write_reg(ov5670, OV5670_REG_ANALOG_GAIN, - OV5670_REG_VALUE_16BIT, ctrl->val); - break; - case V4L2_CID_DIGITAL_GAIN: - ret = ov5670_update_digital_gain(ov5670, ctrl->val); - break; case V4L2_CID_EXPOSURE: /* 4 least significant bits of expsoure are fractional part */ - ret = ov5670_write_reg(ov5670, OV5670_REG_EXPOSURE, + /*group 0*/ + ret = ov5670_write_reg(ov5670->client, OV5670_REG_GROUP, + OV5670_REG_VALUE_08BIT, 0x00); + ret |= ov5670_write_reg(ov5670->client, OV5670_REG_EXPOSURE, OV5670_REG_VALUE_24BIT, ctrl->val << 4); + ret |= ov5670_write_reg(ov5670->client, OV5670_REG_GROUP, + OV5670_REG_VALUE_08BIT, 0x10); + ret |= ov5670_write_reg(ov5670->client, OV5670_REG_GROUP, + OV5670_REG_VALUE_08BIT, 0xa0); + + break; + case V4L2_CID_ANALOGUE_GAIN: + /*group 1*/ + ret = ov5670_write_reg(ov5670->client, OV5670_REG_GROUP, + OV5670_REG_VALUE_08BIT, 0x01); + + ret |= ov5670_write_reg(ov5670->client, OV5670_REG_GAIN_L, + OV5670_REG_VALUE_08BIT, + ctrl->val & OV5670_GAIN_L_MASK); + ret |= ov5670_write_reg(ov5670->client, OV5670_REG_GAIN_H, + OV5670_REG_VALUE_08BIT, + (ctrl->val >> OV5670_GAIN_H_SHIFT) & + OV5670_GAIN_H_MASK); + ret |= ov5670_write_reg(ov5670->client, OV5670_REG_GROUP, + OV5670_REG_VALUE_08BIT, 0x11); + ret |= ov5670_write_reg(ov5670->client, OV5670_REG_GROUP, + OV5670_REG_VALUE_08BIT, 0xa1); break; case V4L2_CID_VBLANK: - /* Update VTS that meets expected vertical blanking */ - ret = ov5670_write_reg(ov5670, OV5670_REG_VTS, + + ret = ov5670_write_reg(ov5670->client, OV5670_REG_VTS, OV5670_REG_VALUE_16BIT, - ov5670->cur_mode->height + ctrl->val); + ctrl->val + ov5670->cur_mode->height); break; case V4L2_CID_TEST_PATTERN: ret = ov5670_enable_test_pattern(ov5670, ctrl->val); break; default: - dev_info(&client->dev, "%s Unhandled id:0x%x, val:0x%x\n", + dev_warn(&client->dev, "%s Unhandled id:0x%x, val:0x%x\n", __func__, ctrl->id, ctrl->val); break; } @@ -2057,484 +1538,420 @@ static const struct v4l2_ctrl_ops ov5670_ctrl_ops = { .s_ctrl = ov5670_set_ctrl, }; -/* Initialize control handlers */ -static int ov5670_init_controls(struct ov5670 *ov5670) +static int ov5670_initialize_controls(struct ov5670 *ov5670) { - struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd); - struct v4l2_fwnode_device_properties props; - struct v4l2_ctrl_handler *ctrl_hdlr; - s64 vblank_max; - s64 vblank_def; - s64 vblank_min; - s64 exposure_max; + const struct ov5670_mode *mode; + struct v4l2_ctrl_handler *handler; + struct v4l2_ctrl *ctrl; + s64 exposure_max, vblank_def; + u32 h_blank; int ret; - ctrl_hdlr = &ov5670->ctrl_handler; - ret = v4l2_ctrl_handler_init(ctrl_hdlr, 10); + handler = &ov5670->ctrl_handler; + mode = ov5670->cur_mode; + ret = v4l2_ctrl_handler_init(handler, 8); if (ret) return ret; + handler->lock = &ov5670->mutex; - ctrl_hdlr->lock = &ov5670->mutex; - ov5670->link_freq = v4l2_ctrl_new_int_menu(ctrl_hdlr, - &ov5670_ctrl_ops, - V4L2_CID_LINK_FREQ, - 0, 0, link_freq_menu_items); - if (ov5670->link_freq) - ov5670->link_freq->flags |= V4L2_CTRL_FLAG_READ_ONLY; + ctrl = v4l2_ctrl_new_int_menu(handler, NULL, V4L2_CID_LINK_FREQ, + 0, 0, link_freq_menu_items); + if (ctrl) + ctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY; - /* By default, V4L2_CID_PIXEL_RATE is read only */ - ov5670->pixel_rate = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, - V4L2_CID_PIXEL_RATE, - link_freq_configs[0].pixel_rate, - link_freq_configs[0].pixel_rate, - 1, - link_freq_configs[0].pixel_rate); + v4l2_ctrl_new_std(handler, NULL, V4L2_CID_PIXEL_RATE, + 0, ov5670->pixel_rate, 1, ov5670->pixel_rate); - vblank_max = OV5670_VTS_MAX - ov5670->cur_mode->height; - vblank_def = ov5670->cur_mode->vts_def - ov5670->cur_mode->height; - vblank_min = ov5670->cur_mode->vts_min - ov5670->cur_mode->height; - ov5670->vblank = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, - V4L2_CID_VBLANK, vblank_min, - vblank_max, 1, vblank_def); - - ov5670->hblank = v4l2_ctrl_new_std( - ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_HBLANK, - OV5670_FIXED_PPL - ov5670->cur_mode->width, - OV5670_FIXED_PPL - ov5670->cur_mode->width, 1, - OV5670_FIXED_PPL - ov5670->cur_mode->width); + h_blank = mode->hts_def - mode->width; + ov5670->hblank = v4l2_ctrl_new_std(handler, NULL, V4L2_CID_HBLANK, + h_blank, h_blank, 1, h_blank); if (ov5670->hblank) ov5670->hblank->flags |= V4L2_CTRL_FLAG_READ_ONLY; - /* Get min, max, step, default from sensor */ - v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_ANALOGUE_GAIN, - ANALOG_GAIN_MIN, ANALOG_GAIN_MAX, ANALOG_GAIN_STEP, - ANALOG_GAIN_DEFAULT); + vblank_def = mode->vts_def - mode->height; + ov5670->vblank = v4l2_ctrl_new_std(handler, &ov5670_ctrl_ops, + V4L2_CID_VBLANK, vblank_def, + OV5670_VTS_MAX - mode->height, + 1, vblank_def); - /* Digital gain */ - v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_DIGITAL_GAIN, - OV5670_DGTL_GAIN_MIN, OV5670_DGTL_GAIN_MAX, - OV5670_DGTL_GAIN_STEP, OV5670_DGTL_GAIN_DEFAULT); + exposure_max = mode->vts_def - 4; + ov5670->exposure = v4l2_ctrl_new_std(handler, &ov5670_ctrl_ops, + V4L2_CID_EXPOSURE, OV5670_EXPOSURE_MIN, + exposure_max, OV5670_EXPOSURE_STEP, + mode->exp_def); - /* Get min, max, step, default from sensor */ - exposure_max = ov5670->cur_mode->vts_def - 8; - ov5670->exposure = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, - V4L2_CID_EXPOSURE, - OV5670_EXPOSURE_MIN, - exposure_max, OV5670_EXPOSURE_STEP, - exposure_max); + ov5670->anal_gain = v4l2_ctrl_new_std(handler, &ov5670_ctrl_ops, + V4L2_CID_ANALOGUE_GAIN, ANALOG_GAIN_MIN, + ANALOG_GAIN_MAX, ANALOG_GAIN_STEP, + ANALOG_GAIN_DEFAULT); - v4l2_ctrl_new_std_menu_items(ctrl_hdlr, &ov5670_ctrl_ops, - V4L2_CID_TEST_PATTERN, - ARRAY_SIZE(ov5670_test_pattern_menu) - 1, - 0, 0, ov5670_test_pattern_menu); + ov5670->test_pattern = v4l2_ctrl_new_std_menu_items(handler, + &ov5670_ctrl_ops, V4L2_CID_TEST_PATTERN, + ARRAY_SIZE(ov5670_test_pattern_menu) - 1, + 0, 0, ov5670_test_pattern_menu); - if (ctrl_hdlr->error) { - ret = ctrl_hdlr->error; - goto error; + if (handler->error) { + ret = handler->error; + dev_err(&ov5670->client->dev, + "Failed to init controls(%d)\n", ret); + goto err_free_handler; } - ret = v4l2_fwnode_device_parse(&client->dev, &props); - if (ret) - goto error; - - ret = v4l2_ctrl_new_fwnode_properties(ctrl_hdlr, &ov5670_ctrl_ops, - &props); - if (ret) - goto error; - - ov5670->sd.ctrl_handler = ctrl_hdlr; + ov5670->subdev.ctrl_handler = handler; return 0; -error: - v4l2_ctrl_handler_free(ctrl_hdlr); +err_free_handler: + v4l2_ctrl_handler_free(handler); return ret; } -static int ov5670_enum_mbus_code(struct v4l2_subdev *sd, - struct v4l2_subdev_pad_config *cfg, - struct v4l2_subdev_mbus_code_enum *code) +static int ov5670_otp_read(struct ov5670 *ov5670) { - /* Only one bayer order GRBG is supported */ - if (code->index > 0) - return -EINVAL; + int otp_flag, addr, temp = 0, i; + struct ov5670_otp_info *otp_ptr; + struct device *dev = &ov5670->client->dev; + struct i2c_client *client = ov5670->client; - code->code = MEDIA_BUS_FMT_SGRBG10_1X10; + otp_ptr = devm_kzalloc(dev, sizeof(*otp_ptr), GFP_KERNEL); + if (!otp_ptr) + return -ENOMEM; - return 0; -} - -static int ov5670_enum_frame_size(struct v4l2_subdev *sd, - struct v4l2_subdev_pad_config *cfg, - struct v4l2_subdev_frame_size_enum *fse) -{ - if (fse->index >= ARRAY_SIZE(supported_modes)) - return -EINVAL; - - if (fse->code != MEDIA_BUS_FMT_SGRBG10_1X10) - return -EINVAL; - - fse->min_width = supported_modes[fse->index].width; - fse->max_width = fse->min_width; - fse->min_height = supported_modes[fse->index].height; - fse->max_height = fse->min_height; - - return 0; -} - -static void ov5670_update_pad_format(const struct ov5670_mode *mode, - struct v4l2_subdev_format *fmt) -{ - fmt->format.width = mode->width; - fmt->format.height = mode->height; - fmt->format.code = MEDIA_BUS_FMT_SGRBG10_1X10; - fmt->format.field = V4L2_FIELD_NONE; -} - -static int ov5670_do_get_pad_format(struct ov5670 *ov5670, - struct v4l2_subdev_pad_config *cfg, - struct v4l2_subdev_format *fmt) -{ - if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) - fmt->format = *v4l2_subdev_get_try_format(&ov5670->sd, cfg, - fmt->pad); + otp_flag = 0; + ov5670_read_1byte(client, 0x7010, &otp_flag); + if ((otp_flag & 0xc0) == 0x40) + addr = 0x7011; /* base address of info group 1 */ + else if ((otp_flag & 0x30) == 0x10) + addr = 0x7016; /* base address of info group 2 */ + else if ((otp_flag & 0x0c) == 0x04) + addr = 0x701b; /* base address of info group 3 */ else - ov5670_update_pad_format(ov5670->cur_mode, fmt); + addr = 0; - return 0; -} - -static int ov5670_get_pad_format(struct v4l2_subdev *sd, - struct v4l2_subdev_pad_config *cfg, - struct v4l2_subdev_format *fmt) -{ - struct ov5670 *ov5670 = to_ov5670(sd); - int ret; - - mutex_lock(&ov5670->mutex); - ret = ov5670_do_get_pad_format(ov5670, cfg, fmt); - mutex_unlock(&ov5670->mutex); - - return ret; -} - -static int ov5670_set_pad_format(struct v4l2_subdev *sd, - struct v4l2_subdev_pad_config *cfg, - struct v4l2_subdev_format *fmt) -{ - struct ov5670 *ov5670 = to_ov5670(sd); - const struct ov5670_mode *mode; - s32 vblank_def; - s32 h_blank; - - mutex_lock(&ov5670->mutex); - - fmt->format.code = MEDIA_BUS_FMT_SGRBG10_1X10; - - mode = v4l2_find_nearest_size(supported_modes, - ARRAY_SIZE(supported_modes), - width, height, - fmt->format.width, fmt->format.height); - ov5670_update_pad_format(mode, fmt); - if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) { - *v4l2_subdev_get_try_format(sd, cfg, fmt->pad) = fmt->format; + if (addr != 0) { + otp_ptr->flag = 0x80; /* valid info in OTP */ + ov5670_read_1byte(client, addr, &otp_ptr->module_id); + ov5670_read_1byte(client, addr + 1, &otp_ptr->lens_id); + ov5670_read_1byte(client, addr + 2, &otp_ptr->year); + ov5670_read_1byte(client, addr + 3, &otp_ptr->month); + ov5670_read_1byte(client, addr + 4, &otp_ptr->day); + dev_info(dev, "fac info: module(0x%x) lens(0x%x) time(%d_%d_%d)!\n", + otp_ptr->module_id, + otp_ptr->lens_id, + otp_ptr->year, + otp_ptr->month, + otp_ptr->day); } else { - ov5670->cur_mode = mode; - __v4l2_ctrl_s_ctrl(ov5670->link_freq, mode->link_freq_index); - __v4l2_ctrl_s_ctrl_int64( - ov5670->pixel_rate, - link_freq_configs[mode->link_freq_index].pixel_rate); - /* Update limits and set FPS to default */ - vblank_def = ov5670->cur_mode->vts_def - - ov5670->cur_mode->height; - __v4l2_ctrl_modify_range( - ov5670->vblank, - ov5670->cur_mode->vts_min - ov5670->cur_mode->height, - OV5670_VTS_MAX - ov5670->cur_mode->height, 1, - vblank_def); - __v4l2_ctrl_s_ctrl(ov5670->vblank, vblank_def); - h_blank = OV5670_FIXED_PPL - ov5670->cur_mode->width; - __v4l2_ctrl_modify_range(ov5670->hblank, h_blank, h_blank, 1, - h_blank); + otp_ptr->flag = 0x00; /* not info in OTP */ + otp_ptr->module_id = 0x00; + otp_ptr->lens_id = 0x00; + otp_ptr->year = 0x00; + otp_ptr->month = 0x00; + otp_ptr->day = 0x00; + dev_warn(dev, "fac info: module(0x%x) lens(0x%x) time(%d_%d_%d)!\n", + otp_ptr->module_id, + otp_ptr->lens_id, + otp_ptr->year, + otp_ptr->month, + otp_ptr->day); } - mutex_unlock(&ov5670->mutex); + /* OTP base information and WB calibration data */ + ov5670_read_1byte(client, 0x7020, &otp_flag); + if ((otp_flag & 0xc0) == 0x40) + addr = 0x7021; /* base address of info group 1 */ + else if ((otp_flag & 0x30) == 0x10) + addr = 0x7024; /* base address of info group 2 */ + else if ((otp_flag & 0x0c) == 0x04) + addr = 0x7027; /* base address of info group 3 */ + else + addr = 0; - return 0; -} - -static int ov5670_get_skip_frames(struct v4l2_subdev *sd, u32 *frames) -{ - *frames = OV5670_NUM_OF_SKIP_FRAMES; - - return 0; -} - -/* Prepare streaming by writing default values and customized values */ -static int ov5670_start_streaming(struct ov5670 *ov5670) -{ - struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd); - const struct ov5670_reg_list *reg_list; - int link_freq_index; - int ret; - - /* Get out of from software reset */ - ret = ov5670_write_reg(ov5670, OV5670_REG_SOFTWARE_RST, - OV5670_REG_VALUE_08BIT, OV5670_SOFTWARE_RST); - if (ret) { - dev_err(&client->dev, "%s failed to set powerup registers\n", - __func__); - return ret; + if (addr != 0) { + otp_ptr->flag |= 0x40; /* valid info and AWB in OTP */ + ov5670_read_1byte(client, addr + 2, &temp); + ov5670_read_1byte(client, addr, &otp_ptr->rg_ratio); + otp_ptr->rg_ratio = (otp_ptr->rg_ratio << 2) + + ((temp >> 6) & 0x03); + ov5670_read_1byte(client, addr + 1, &otp_ptr->bg_ratio); + otp_ptr->bg_ratio = (otp_ptr->bg_ratio << 2) + + ((temp >> 4) & 0x03); + dev_info(dev, "awb info: (0x%x, 0x%x)!\n", + otp_ptr->rg_ratio, otp_ptr->bg_ratio); + } else { + otp_ptr->rg_ratio = 0x00; + otp_ptr->bg_ratio = 0x00; + dev_warn(dev, "awb info: (0x%x, 0x%x)!\n", + otp_ptr->rg_ratio, otp_ptr->bg_ratio); } - /* Setup PLL */ - link_freq_index = ov5670->cur_mode->link_freq_index; - reg_list = &link_freq_configs[link_freq_index].reg_list; - ret = ov5670_write_reg_list(ov5670, reg_list); - if (ret) { - dev_err(&client->dev, "%s failed to set plls\n", __func__); - return ret; - } + for (i = 0x7010; i <= 0x7029; i++) + ov5670_write_1byte(client, i, 0); /* clear OTP buffer */ - /* Apply default values of current mode */ - reg_list = &ov5670->cur_mode->reg_list; - ret = ov5670_write_reg_list(ov5670, reg_list); - if (ret) { - dev_err(&client->dev, "%s failed to set mode\n", __func__); - return ret; - } - - ret = __v4l2_ctrl_handler_setup(ov5670->sd.ctrl_handler); - if (ret) - return ret; - - /* Write stream on list */ - ret = ov5670_write_reg(ov5670, OV5670_REG_MODE_SELECT, - OV5670_REG_VALUE_08BIT, OV5670_MODE_STREAMING); - if (ret) { - dev_err(&client->dev, "%s failed to set stream\n", __func__); - return ret; + if (otp_ptr->flag) { + ov5670->otp = otp_ptr; + } else { + ov5670->otp = NULL; + dev_info(dev, "otp is null!\n"); + devm_kfree(dev, otp_ptr); } return 0; } -static int ov5670_stop_streaming(struct ov5670 *ov5670) +static int ov5670_otp_check_read(struct ov5670 *ov5670) { - struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd); - int ret; - - ret = ov5670_write_reg(ov5670, OV5670_REG_MODE_SELECT, - OV5670_REG_VALUE_08BIT, OV5670_MODE_STANDBY); - if (ret) - dev_err(&client->dev, "%s failed to set stream\n", __func__); - - /* Return success even if it was an error, as there is nothing the - * caller can do about it. - */ - return 0; -} - -static int ov5670_set_stream(struct v4l2_subdev *sd, int enable) -{ - struct ov5670 *ov5670 = to_ov5670(sd); - struct i2c_client *client = v4l2_get_subdevdata(sd); + int temp = 0; int ret = 0; + struct i2c_client *client = ov5670->client; - mutex_lock(&ov5670->mutex); - if (ov5670->streaming == enable) - goto unlock_and_return; + /* stream on */ + ov5670_write_1byte(client, + OV5670_REG_CTRL_MODE, + OV5670_MODE_STREAMING); - if (enable) { - ret = pm_runtime_get_sync(&client->dev); - if (ret < 0) { - pm_runtime_put_noidle(&client->dev); - goto unlock_and_return; - } + ov5670_read_1byte(client, 0x5002, &temp); + ov5670_write_1byte(client, 0x5002, (temp & (~0x08))); - ret = ov5670_start_streaming(ov5670); - if (ret) - goto error; - } else { - ret = ov5670_stop_streaming(ov5670); - pm_runtime_put(&client->dev); - } - ov5670->streaming = enable; - goto unlock_and_return; + /* read OTP into buffer */ + ov5670_write_1byte(client, 0x3d84, 0xC0); + ov5670_write_1byte(client, 0x3d88, 0x70); /* OTP start address */ + ov5670_write_1byte(client, 0x3d89, 0x10); + ov5670_write_1byte(client, 0x3d8A, 0x70); /* OTP end address */ + ov5670_write_1byte(client, 0x3d8B, 0x29); + ov5670_write_1byte(client, 0x3d81, 0x01); /* load otp into buffer */ + usleep_range(10000, 20000); -error: - pm_runtime_put(&client->dev); + ret = ov5670_otp_read(ov5670); -unlock_and_return: - mutex_unlock(&ov5670->mutex); + /* set 0x5002[3] to "1" */ + ov5670_read_1byte(client, 0x5002, &temp); + ov5670_write_1byte(client, 0x5002, 0x08 | (temp & (~0x08))); + + /* stream off */ + ov5670_write_1byte(client, + OV5670_REG_CTRL_MODE, + OV5670_MODE_SW_STANDBY); return ret; } -static int __maybe_unused ov5670_suspend(struct device *dev) +static int ov5670_check_sensor_id(struct ov5670 *ov5670, + struct i2c_client *client) { - struct i2c_client *client = to_i2c_client(dev); - struct v4l2_subdev *sd = i2c_get_clientdata(client); - struct ov5670 *ov5670 = to_ov5670(sd); + struct device *dev = &ov5670->client->dev; + u32 id = 0; + int ret; - if (ov5670->streaming) - ov5670_stop_streaming(ov5670); + ret = ov5670_read_reg(client, OV5670_REG_CHIP_ID, + OV5670_REG_VALUE_16BIT, &id); + if (id != CHIP_ID) { + dev_err(dev, "Unexpected sensor id(%06x), ret(%d)\n", id, ret); + return -ENODEV; + } + + dev_info(dev, "Detected OV%06x sensor\n", CHIP_ID); return 0; } -static int __maybe_unused ov5670_resume(struct device *dev) +static int ov5670_configure_regulators(struct ov5670 *ov5670) { - struct i2c_client *client = to_i2c_client(dev); - struct v4l2_subdev *sd = i2c_get_clientdata(client); - struct ov5670 *ov5670 = to_ov5670(sd); - int ret; + unsigned int i; - if (ov5670->streaming) { - ret = ov5670_start_streaming(ov5670); - if (ret) { - ov5670_stop_streaming(ov5670); - return ret; - } + for (i = 0; i < OV5670_NUM_SUPPLIES; i++) + ov5670->supplies[i].supply = ov5670_supply_names[i]; + + return devm_regulator_bulk_get(&ov5670->client->dev, + OV5670_NUM_SUPPLIES, + ov5670->supplies); +} + +static int ov5670_parse_of(struct ov5670 *ov5670) +{ + struct device *dev = &ov5670->client->dev; + struct device_node *endpoint; + struct fwnode_handle *fwnode; + int rval; + + endpoint = of_graph_get_next_endpoint(dev->of_node, NULL); + if (!endpoint) { + dev_err(dev, "Failed to get endpoint\n"); + return -EINVAL; + } + fwnode = of_fwnode_handle(endpoint); + rval = fwnode_property_read_u32_array(fwnode, "data-lanes", NULL, 0); + if (rval <= 0) { + dev_warn(dev, " Get mipi lane num failed!\n"); + return -1; + } + + ov5670->lane_num = rval; + if (ov5670->lane_num == 2) { + ov5670->cur_mode = &supported_modes_2lane[0]; + supported_modes = supported_modes_2lane; + ov5670->cfg_num = ARRAY_SIZE(supported_modes_2lane); + + /* pixel rate = link frequency * 2 * lanes / BITS_PER_SAMPLE */ + ov5670->pixel_rate = MIPI_FREQ * 2U * ov5670->lane_num / 8U; + dev_info(dev, "lane_num(%d) pixel_rate(%u)\n", + ov5670->lane_num, ov5670->pixel_rate); + } else { + dev_err(dev, "unsupported lane_num(%d)\n", ov5670->lane_num); + return -1; } return 0; } -/* Verify chip ID */ -static int ov5670_identify_module(struct ov5670 *ov5670) -{ - struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd); - int ret; - u32 val; - - ret = ov5670_read_reg(ov5670, OV5670_REG_CHIP_ID, - OV5670_REG_VALUE_24BIT, &val); - if (ret) - return ret; - - if (val != OV5670_CHIP_ID) { - dev_err(&client->dev, "chip id mismatch: %x!=%x\n", - OV5670_CHIP_ID, val); - return -ENXIO; - } - - return 0; -} - -static const struct v4l2_subdev_video_ops ov5670_video_ops = { - .s_stream = ov5670_set_stream, -}; - -static const struct v4l2_subdev_pad_ops ov5670_pad_ops = { - .enum_mbus_code = ov5670_enum_mbus_code, - .get_fmt = ov5670_get_pad_format, - .set_fmt = ov5670_set_pad_format, - .enum_frame_size = ov5670_enum_frame_size, -}; - -static const struct v4l2_subdev_sensor_ops ov5670_sensor_ops = { - .g_skip_frames = ov5670_get_skip_frames, -}; - -static const struct v4l2_subdev_ops ov5670_subdev_ops = { - .video = &ov5670_video_ops, - .pad = &ov5670_pad_ops, - .sensor = &ov5670_sensor_ops, -}; - -static const struct media_entity_operations ov5670_subdev_entity_ops = { - .link_validate = v4l2_subdev_link_validate, -}; - -static const struct v4l2_subdev_internal_ops ov5670_internal_ops = { - .open = ov5670_open, -}; - -static int ov5670_probe(struct i2c_client *client) +static int ov5670_probe(struct i2c_client *client, + const struct i2c_device_id *id) { + struct device *dev = &client->dev; + struct device_node *node = dev->of_node; struct ov5670 *ov5670; - const char *err_msg; - u32 input_clk = 0; + struct v4l2_subdev *sd; + char facing[2] = "b"; int ret; - device_property_read_u32(&client->dev, "clock-frequency", &input_clk); - if (input_clk != 19200000) + dev_info(dev, "driver version: %02x.%02x.%02x", + DRIVER_VERSION >> 16, + (DRIVER_VERSION & 0xff00) >> 8, + DRIVER_VERSION & 0x00ff); + + ov5670 = devm_kzalloc(dev, sizeof(*ov5670), GFP_KERNEL); + if (!ov5670) + return -ENOMEM; + + ret = of_property_read_u32(node, RKMODULE_CAMERA_MODULE_INDEX, + &ov5670->module_index); + if (ret) { + dev_warn(dev, "could not get module index!\n"); + ov5670->module_index = 0; + } + ret |= of_property_read_string(node, RKMODULE_CAMERA_MODULE_FACING, + &ov5670->module_facing); + ret |= of_property_read_string(node, RKMODULE_CAMERA_MODULE_NAME, + &ov5670->module_name); + ret |= of_property_read_string(node, RKMODULE_CAMERA_LENS_NAME, + &ov5670->len_name); + if (ret) { + dev_err(dev, "could not get module information!\n"); + return -EINVAL; + } + + ov5670->client = client; + + ov5670->xvclk = devm_clk_get(dev, "xvclk"); + if (IS_ERR(ov5670->xvclk)) { + dev_err(dev, "Failed to get xvclk\n"); + return -EINVAL; + } + + ov5670->power_gpio = devm_gpiod_get(dev, "power", GPIOD_OUT_LOW); + if (IS_ERR(ov5670->power_gpio)) + dev_warn(dev, "Failed to get power-gpios, maybe no use\n"); + + ov5670->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); + if (IS_ERR(ov5670->reset_gpio)) + dev_warn(dev, "Failed to get reset-gpios, maybe no use\n"); + + ov5670->pwdn_gpio = devm_gpiod_get(dev, "pwdn", GPIOD_OUT_LOW); + if (IS_ERR(ov5670->pwdn_gpio)) + dev_warn(dev, "Failed to get pwdn-gpios\n"); + + ret = ov5670_configure_regulators(ov5670); + if (ret) { + dev_err(dev, "Failed to get power regulators\n"); + return ret; + } + ret = ov5670_parse_of(ov5670); + if (ret != 0) return -EINVAL; - ov5670 = devm_kzalloc(&client->dev, sizeof(*ov5670), GFP_KERNEL); - if (!ov5670) { - ret = -ENOMEM; - err_msg = "devm_kzalloc() error"; - goto error_print; - } + ov5670->pinctrl = devm_pinctrl_get(dev); + if (!IS_ERR(ov5670->pinctrl)) { + ov5670->pins_default = + pinctrl_lookup_state(ov5670->pinctrl, + OF_CAMERA_PINCTRL_STATE_DEFAULT); + if (IS_ERR(ov5670->pins_default)) + dev_err(dev, "could not get default pinstate\n"); - /* Initialize subdev */ - v4l2_i2c_subdev_init(&ov5670->sd, client, &ov5670_subdev_ops); - - /* Check module identity */ - ret = ov5670_identify_module(ov5670); - if (ret) { - err_msg = "ov5670_identify_module() error"; - goto error_print; + ov5670->pins_sleep = + pinctrl_lookup_state(ov5670->pinctrl, + OF_CAMERA_PINCTRL_STATE_SLEEP); + if (IS_ERR(ov5670->pins_sleep)) + dev_err(dev, "could not get sleep pinstate\n"); } mutex_init(&ov5670->mutex); - /* Set default mode to max resolution */ - ov5670->cur_mode = &supported_modes[0]; + sd = &ov5670->subdev; + v4l2_i2c_subdev_init(sd, client, &ov5670_subdev_ops); + ret = ov5670_initialize_controls(ov5670); + if (ret) + goto err_destroy_mutex; - ret = ov5670_init_controls(ov5670); - if (ret) { - err_msg = "ov5670_init_controls() error"; - goto error_mutex_destroy; - } + ret = __ov5670_power_on(ov5670); + if (ret) + goto err_free_handler; - ov5670->sd.internal_ops = &ov5670_internal_ops; - ov5670->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; - ov5670->sd.entity.ops = &ov5670_subdev_entity_ops; - ov5670->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR; - - /* Source pad initialization */ - ov5670->pad.flags = MEDIA_PAD_FL_SOURCE; - ret = media_entity_pads_init(&ov5670->sd.entity, 1, &ov5670->pad); - if (ret) { - err_msg = "media_entity_pads_init() error"; - goto error_handler_free; - } - - /* Async register for subdev */ - ret = v4l2_async_register_subdev_sensor_common(&ov5670->sd); + ret = ov5670_check_sensor_id(ov5670, client); if (ret < 0) { - err_msg = "v4l2_async_register_subdev() error"; - goto error_entity_cleanup; + dev_info(&client->dev, "%s(%d) Check id failed\n" + "check following information:\n" + "Power/PowerDown/Reset/Mclk/I2cBus !!\n", + __func__, __LINE__); + goto err_power_off; + } + ov5670_otp_check_read(ov5670); + +#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API + sd->internal_ops = &ov5670_internal_ops; + sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; +#endif +#if defined(CONFIG_MEDIA_CONTROLLER) + ov5670->pad.flags = MEDIA_PAD_FL_SOURCE; + sd->entity.function = MEDIA_ENT_F_CAM_SENSOR; + ret = media_entity_pads_init(&sd->entity, 1, &ov5670->pad); + if (ret < 0) + goto err_power_off; +#endif + + memset(facing, 0, sizeof(facing)); + if (strcmp(ov5670->module_facing, "back") == 0) + facing[0] = 'b'; + else + facing[0] = 'f'; + + snprintf(sd->name, sizeof(sd->name), "m%02d_%s_%s %s", + ov5670->module_index, facing, + OV5670_NAME, dev_name(sd->dev)); + + ret = v4l2_async_register_subdev_sensor_common(sd); + if (ret) { + dev_err(dev, "v4l2 async register subdev failed\n"); + goto err_clean_entity; } - ov5670->streaming = false; - - /* - * Device is already turned on by i2c-core with ACPI domain PM. - * Enable runtime PM and turn off the device. - */ - pm_runtime_set_active(&client->dev); - pm_runtime_enable(&client->dev); - pm_runtime_idle(&client->dev); + pm_runtime_set_active(dev); + pm_runtime_enable(dev); + pm_runtime_idle(dev); return 0; -error_entity_cleanup: - media_entity_cleanup(&ov5670->sd.entity); - -error_handler_free: - v4l2_ctrl_handler_free(ov5670->sd.ctrl_handler); - -error_mutex_destroy: +err_clean_entity: +#if defined(CONFIG_MEDIA_CONTROLLER) + media_entity_cleanup(&sd->entity); +#endif +err_power_off: + __ov5670_power_off(ov5670); +err_free_handler: + v4l2_ctrl_handler_free(&ov5670->ctrl_handler); +err_destroy_mutex: mutex_destroy(&ov5670->mutex); -error_print: - dev_err(&client->dev, "%s: %s %d\n", __func__, err_msg, ret); - return ret; } @@ -2544,41 +1961,56 @@ static int ov5670_remove(struct i2c_client *client) struct ov5670 *ov5670 = to_ov5670(sd); v4l2_async_unregister_subdev(sd); +#if defined(CONFIG_MEDIA_CONTROLLER) media_entity_cleanup(&sd->entity); - v4l2_ctrl_handler_free(sd->ctrl_handler); +#endif + v4l2_ctrl_handler_free(&ov5670->ctrl_handler); mutex_destroy(&ov5670->mutex); pm_runtime_disable(&client->dev); + if (!pm_runtime_status_suspended(&client->dev)) + __ov5670_power_off(ov5670); + pm_runtime_set_suspended(&client->dev); return 0; } -static const struct dev_pm_ops ov5670_pm_ops = { - SET_SYSTEM_SLEEP_PM_OPS(ov5670_suspend, ov5670_resume) +#if IS_ENABLED(CONFIG_OF) +static const struct of_device_id ov5670_of_match[] = { + { .compatible = "ovti,ov5670" }, + {}, }; - -#ifdef CONFIG_ACPI -static const struct acpi_device_id ov5670_acpi_ids[] = { - {"INT3479"}, - { /* sentinel */ } -}; - -MODULE_DEVICE_TABLE(acpi, ov5670_acpi_ids); +MODULE_DEVICE_TABLE(of, ov5670_of_match); #endif +static const struct i2c_device_id ov5670_match_id[] = { + { "ovti,ov5670", 0 }, + { }, +}; + static struct i2c_driver ov5670_i2c_driver = { .driver = { - .name = "ov5670", + .name = OV5670_NAME, .pm = &ov5670_pm_ops, - .acpi_match_table = ACPI_PTR(ov5670_acpi_ids), + .of_match_table = of_match_ptr(ov5670_of_match), }, - .probe_new = ov5670_probe, - .remove = ov5670_remove, + .probe = &ov5670_probe, + .remove = &ov5670_remove, + .id_table = ov5670_match_id, }; -module_i2c_driver(ov5670_i2c_driver); +static int __init sensor_mod_init(void) +{ + return i2c_add_driver(&ov5670_i2c_driver); +} -MODULE_AUTHOR("Rapolu, Chiranjeevi "); -MODULE_AUTHOR("Yang, Hyungwoo "); -MODULE_DESCRIPTION("Omnivision ov5670 sensor driver"); +static void __exit sensor_mod_exit(void) +{ + i2c_del_driver(&ov5670_i2c_driver); +} + +device_initcall_sync(sensor_mod_init); +module_exit(sensor_mod_exit); + +MODULE_DESCRIPTION("OmniVision ov5670 sensor driver"); MODULE_LICENSE("GPL v2");