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linux_dsm_epyc7002/drivers/media/i2c/ov5670.c
Chiranjeevi Rapolu a1c3bb0e1f media: ov5670: Update to SPDX identifier 
Replace GPL v2 license notice with SPDX license identifier.

Signed-off-by: Chiranjeevi Rapolu <chiranjeevi.rapolu@intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2018-04-04 06:12:53 -04:00

2580 lines
50 KiB
C
Raw Blame History

// SPDX-License-Identifier: GPL-2.0
// Copyright (c) 2017 Intel Corporation.
#include <linux/acpi.h>
#include <linux/i2c.h>
#include <linux/module.h>
#include <linux/pm_runtime.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-device.h>
#define OV5670_REG_CHIP_ID 0x300a
#define OV5670_CHIP_ID 0x005670
#define OV5670_REG_MODE_SELECT 0x0100
#define OV5670_MODE_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
/* Analog gain controls from sensor */
#define OV5670_REG_ANALOG_GAIN 0x3508
#define ANALOG_GAIN_MIN 0
#define ANALOG_GAIN_MAX 8191
#define ANALOG_GAIN_STEP 1
#define ANALOG_GAIN_DEFAULT 128
/* 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
/* 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_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
struct ov5670_reg {
u16 address;
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 */
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;
};
static const struct ov5670_reg mipi_data_rate_840mbps[] = {
{0x0300, 0x04},
{0x0301, 0x00},
{0x0302, 0x84},
{0x0303, 0x00},
{0x0304, 0x03},
{0x0305, 0x01},
{0x0306, 0x01},
{0x030a, 0x00},
{0x030b, 0x00},
{0x030c, 0x00},
{0x030d, 0x26},
{0x030e, 0x00},
{0x030f, 0x06},
{0x0312, 0x01},
{0x3031, 0x0a},
};
static const struct ov5670_reg mode_2592x1944_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, 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},
{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, 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},
{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, 0x48},
{0x4503, 0x10},
{0x4508, 0x55},
{0x4509, 0x55},
{0x450a, 0x00},
{0x450b, 0x00},
{0x4600, 0x00},
{0x4601, 0x81},
{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, 0x04},
{0x5792, 0x00},
{0x5793, 0x52},
{0x5794, 0xa3},
{0x3503, 0x00},
{0x5045, 0x05},
{0x4003, 0x40},
{0x5048, 0x40}
};
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},
{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_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},
{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}
};
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},
{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}
};
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 char * const ov5670_test_pattern_menu[] = {
"Disabled",
"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,
}
}
};
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)
/* Read registers up to 4 at a time */
static int ov5670_read_reg(struct ov5670 *ov5670, 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)
return -EINVAL;
data_be_p = (u8 *)&data_be;
/* Write register address */
msgs[0].addr = client->addr;
msgs[0].flags = 0;
msgs[0].len = 2;
msgs[0].buf = (u8 *)&reg_addr_be;
/* Read data from register */
msgs[1].addr = client->addr;
msgs[1].flags = I2C_M_RD;
msgs[1].len = len;
msgs[1].buf = &data_be_p[4 - len];
ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
if (ret != ARRAY_SIZE(msgs))
return -EIO;
*val = be32_to_cpu(data_be);
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)
{
struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
int buf_i;
int val_i;
u8 buf[6];
u8 *val_p;
__be32 tmp;
if (len > 4)
return -EINVAL;
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;
}
/* Write a list of registers */
static int ov5670_write_regs(struct ov5670 *ov5670,
const struct ov5670_reg *regs, unsigned int len)
{
struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
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;
}
}
return 0;
}
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)
{
struct ov5670 *ov5670 = to_ov5670(sd);
struct v4l2_mbus_framefmt *try_fmt =
v4l2_subdev_get_try_format(sd, fh->pad, 0);
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;
/* No crop or compose */
mutex_unlock(&ov5670->mutex);
return 0;
}
static int ov5670_update_digital_gain(struct ov5670 *ov5670, u32 d_gain)
{
int ret;
ret = ov5670_write_reg(ov5670, OV5670_REG_R_DGTL_GAIN,
OV5670_REG_VALUE_16BIT, d_gain);
if (ret)
return ret;
ret = ov5670_write_reg(ov5670, OV5670_REG_G_DGTL_GAIN,
OV5670_REG_VALUE_16BIT, d_gain);
if (ret)
return ret;
return ov5670_write_reg(ov5670, OV5670_REG_B_DGTL_GAIN,
OV5670_REG_VALUE_16BIT, d_gain);
}
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;
else
val &= ~OV5670_TEST_PATTERN_ENABLE;
return ov5670_write_reg(ov5670, OV5670_REG_TEST_PATTERN,
OV5670_REG_VALUE_08BIT, val);
}
/* Initialize control handlers */
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);
s64 max;
int ret = 0;
/* Propagate change of current control to all related controls */
switch (ctrl->id) {
case V4L2_CID_VBLANK:
/* Update max exposure while meeting expected vblanking */
max = ov5670->cur_mode->height + ctrl->val - 8;
__v4l2_ctrl_modify_range(ov5670->exposure,
ov5670->exposure->minimum, max,
ov5670->exposure->step, max);
break;
}
/* V4L2 controls values will be applied only when power is already up */
if (pm_runtime_get_if_in_use(&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,
OV5670_REG_VALUE_24BIT, ctrl->val << 4);
break;
case V4L2_CID_VBLANK:
/* Update VTS that meets expected vertical blanking */
ret = ov5670_write_reg(ov5670, OV5670_REG_VTS,
OV5670_REG_VALUE_16BIT,
ov5670->cur_mode->height + ctrl->val);
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",
__func__, ctrl->id, ctrl->val);
break;
}
pm_runtime_put(&client->dev);
return ret;
}
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)
{
struct v4l2_ctrl_handler *ctrl_hdlr;
s64 vblank_max;
s64 vblank_def;
s64 vblank_min;
s64 exposure_max;
int ret;
ctrl_hdlr = &ov5670->ctrl_handler;
ret = v4l2_ctrl_handler_init(ctrl_hdlr, 8);
if (ret)
return ret;
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;
/* 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, 0,
link_freq_configs[0].pixel_rate,
1,
link_freq_configs[0].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);
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);
/* 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);
/* 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);
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);
if (ctrl_hdlr->error) {
ret = ctrl_hdlr->error;
goto error;
}
ov5670->sd.ctrl_handler = ctrl_hdlr;
return 0;
error:
v4l2_ctrl_handler_free(ctrl_hdlr);
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)
{
/* Only one bayer order GRBG is supported */
if (code->index > 0)
return -EINVAL;
code->code = MEDIA_BUS_FMT_SGRBG10_1X10;
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);
else
ov5670_update_pad_format(ov5670->cur_mode, fmt);
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;
} 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);
}
mutex_unlock(&ov5670->mutex);
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;
}
/* 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;
}
/* 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;
}
return 0;
}
static int ov5670_stop_streaming(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 ret = 0;
mutex_lock(&ov5670->mutex);
if (ov5670->streaming == enable)
goto unlock_and_return;
if (enable) {
ret = pm_runtime_get_sync(&client->dev);
if (ret < 0) {
pm_runtime_put_noidle(&client->dev);
goto unlock_and_return;
}
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;
error:
pm_runtime_put(&client->dev);
unlock_and_return:
mutex_unlock(&ov5670->mutex);
return ret;
}
static int __maybe_unused ov5670_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);
if (ov5670->streaming)
ov5670_stop_streaming(ov5670);
return 0;
}
static int __maybe_unused ov5670_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);
int ret;
if (ov5670->streaming) {
ret = ov5670_start_streaming(ov5670);
if (ret) {
ov5670_stop_streaming(ov5670);
return ret;
}
}
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)
{
struct ov5670 *ov5670;
const char *err_msg;
u32 input_clk = 0;
int ret;
device_property_read_u32(&client->dev, "clock-frequency", &input_clk);
if (input_clk != 19200000)
return -EINVAL;
ov5670 = devm_kzalloc(&client->dev, sizeof(*ov5670), GFP_KERNEL);
if (!ov5670) {
ret = -ENOMEM;
err_msg = "devm_kzalloc() error";
goto error_print;
}
/* 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;
}
mutex_init(&ov5670->mutex);
/* Set default mode to max resolution */
ov5670->cur_mode = &supported_modes[0];
ret = ov5670_init_controls(ov5670);
if (ret) {
err_msg = "ov5670_init_controls() error";
goto error_mutex_destroy;
}
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);
if (ret < 0) {
err_msg = "v4l2_async_register_subdev() error";
goto error_entity_cleanup;
}
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_get_noresume(&client->dev);
pm_runtime_set_active(&client->dev);
pm_runtime_enable(&client->dev);
pm_runtime_put(&client->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:
mutex_destroy(&ov5670->mutex);
error_print:
dev_err(&client->dev, "%s: %s %d\n", __func__, err_msg, ret);
return ret;
}
static int ov5670_remove(struct i2c_client *client)
{
struct v4l2_subdev *sd = i2c_get_clientdata(client);
struct ov5670 *ov5670 = to_ov5670(sd);
v4l2_async_unregister_subdev(sd);
media_entity_cleanup(&sd->entity);
v4l2_ctrl_handler_free(sd->ctrl_handler);
mutex_destroy(&ov5670->mutex);
/*
* Disable runtime PM but keep the device turned on.
* i2c-core with ACPI domain PM will turn off the device.
*/
pm_runtime_get_sync(&client->dev);
pm_runtime_disable(&client->dev);
pm_runtime_set_suspended(&client->dev);
pm_runtime_put_noidle(&client->dev);
return 0;
}
static const struct dev_pm_ops ov5670_pm_ops = {
SET_SYSTEM_SLEEP_PM_OPS(ov5670_suspend, ov5670_resume)
};
#ifdef CONFIG_ACPI
static const struct acpi_device_id ov5670_acpi_ids[] = {
{"INT3479"},
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(acpi, ov5670_acpi_ids);
#endif
static struct i2c_driver ov5670_i2c_driver = {
.driver = {
.name = "ov5670",
.pm = &ov5670_pm_ops,
.acpi_match_table = ACPI_PTR(ov5670_acpi_ids),
},
.probe_new = ov5670_probe,
.remove = ov5670_remove,
};
module_i2c_driver(ov5670_i2c_driver);
MODULE_AUTHOR("Rapolu, Chiranjeevi <chiranjeevi.rapolu@intel.com>");
MODULE_AUTHOR("Yang, Hyungwoo <hyungwoo.yang@intel.com>");
MODULE_DESCRIPTION("Omnivision ov5670 sensor driver");
MODULE_LICENSE("GPL v2");
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