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coral / linux-imx / 53308aafa389cbdc361b72c4f669d90c3271b799 / . / drivers / media / platform / mxc / capture / ov5640_mipi.c
blob: 0d146b534f611e37c4c1b9826cd6771f688ffd80 [file] [log] [blame]
/*
* Copyright (C) 2011-2015 Freescale Semiconductor, Inc. All Rights Reserved.
*/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <linux/module.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/ctype.h>
#include <linux/types.h>
#include <linux/delay.h>
#include <linux/clk.h>
#include <linux/of_device.h>
#include <linux/i2c.h>
#include <linux/of_gpio.h>
#include <linux/pinctrl/consumer.h>
#include <linux/regulator/consumer.h>
#include <linux/fsl_devices.h>
#include <linux/mipi_csi2.h>
#include <media/v4l2-chip-ident.h>
#include "v4l2-int-device.h"
#include "mxc_v4l2_capture.h"
#define OV5640_VOLTAGE_ANALOG 2800000
#define OV5640_VOLTAGE_DIGITAL_CORE 1500000
#define OV5640_VOLTAGE_DIGITAL_IO 1800000
#define MIN_FPS 15
#define MAX_FPS 30
#define DEFAULT_FPS 30
#define OV5640_XCLK_MIN 6000000
#define OV5640_XCLK_MAX 24000000
#define OV5640_CHIP_ID_HIGH_BYTE 0x300A
#define OV5640_CHIP_ID_LOW_BYTE 0x300B
enum ov5640_mode {
ov5640_mode_MIN = 0,
ov5640_mode_VGA_640_480 = 0,
ov5640_mode_QVGA_320_240 = 1,
ov5640_mode_NTSC_720_480 = 2,
ov5640_mode_PAL_720_576 = 3,
ov5640_mode_720P_1280_720 = 4,
ov5640_mode_1080P_1920_1080 = 5,
ov5640_mode_QSXGA_2592_1944 = 6,
ov5640_mode_QCIF_176_144 = 7,
ov5640_mode_XGA_1024_768 = 8,
ov5640_mode_MAX = 8,
ov5640_mode_INIT = 0xff, /*only for sensor init*/
};
enum ov5640_frame_rate {
ov5640_15_fps,
ov5640_30_fps
};
static int ov5640_framerates[] = {
[ov5640_15_fps] = 15,
[ov5640_30_fps] = 30,
};
/* image size under 1280 * 960 are SUBSAMPLING
* image size upper 1280 * 960 are SCALING
*/
enum ov5640_downsize_mode {
SUBSAMPLING,
SCALING,
};
struct reg_value {
u16 u16RegAddr;
u8 u8Val;
u8 u8Mask;
u32 u32Delay_ms;
};
struct ov5640_mode_info {
enum ov5640_mode mode;
enum ov5640_downsize_mode dn_mode;
u32 width;
u32 height;
struct reg_value *init_data_ptr;
u32 init_data_size;
};
/*!
* Maintains the information on the current state of the sesor.
*/
static struct sensor_data ov5640_data;
static int pwn_gpio, rst_gpio;
static struct reg_value ov5640_init_setting_30fps_VGA[] = {
{0x3103, 0x11, 0, 0}, {0x3008, 0x82, 0, 5}, {0x3008, 0x42, 0, 0},
{0x3103, 0x03, 0, 0}, {0x3017, 0x00, 0, 0}, {0x3018, 0x00, 0, 0},
{0x3034, 0x18, 0, 0}, {0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0},
{0x3037, 0x13, 0, 0}, {0x3108, 0x01, 0, 0}, {0x3630, 0x36, 0, 0},
{0x3631, 0x0e, 0, 0}, {0x3632, 0xe2, 0, 0}, {0x3633, 0x12, 0, 0},
{0x3621, 0xe0, 0, 0}, {0x3704, 0xa0, 0, 0}, {0x3703, 0x5a, 0, 0},
{0x3715, 0x78, 0, 0}, {0x3717, 0x01, 0, 0}, {0x370b, 0x60, 0, 0},
{0x3705, 0x1a, 0, 0}, {0x3905, 0x02, 0, 0}, {0x3906, 0x10, 0, 0},
{0x3901, 0x0a, 0, 0}, {0x3731, 0x12, 0, 0}, {0x3600, 0x08, 0, 0},
{0x3601, 0x33, 0, 0}, {0x302d, 0x60, 0, 0}, {0x3620, 0x52, 0, 0},
{0x371b, 0x20, 0, 0}, {0x471c, 0x50, 0, 0}, {0x3a13, 0x43, 0, 0},
{0x3a18, 0x00, 0, 0}, {0x3a19, 0xf8, 0, 0}, {0x3635, 0x13, 0, 0},
{0x3636, 0x03, 0, 0}, {0x3634, 0x40, 0, 0}, {0x3622, 0x01, 0, 0},
{0x3c01, 0xa4, 0, 0}, {0x3c04, 0x28, 0, 0}, {0x3c05, 0x98, 0, 0},
{0x3c06, 0x00, 0, 0}, {0x3c07, 0x08, 0, 0}, {0x3c08, 0x00, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0},
{0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0},
{0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0},
{0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0},
{0x3808, 0x02, 0, 0}, {0x3809, 0x80, 0, 0}, {0x380a, 0x01, 0, 0},
{0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0},
{0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0},
{0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0},
{0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0},
{0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0},
{0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0},
{0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0},
{0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0},
{0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x3000, 0x00, 0, 0},
{0x3002, 0x1c, 0, 0}, {0x3004, 0xff, 0, 0}, {0x3006, 0xc3, 0, 0},
{0x300e, 0x45, 0, 0}, {0x302e, 0x08, 0, 0}, {0x4300, 0x3f, 0, 0},
{0x501f, 0x00, 0, 0}, {0x4713, 0x03, 0, 0}, {0x4407, 0x04, 0, 0},
{0x440e, 0x00, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0},
{0x4837, 0x0a, 0, 0}, {0x4800, 0x04, 0, 0}, {0x3824, 0x02, 0, 0},
{0x5000, 0xa7, 0, 0}, {0x5001, 0xa3, 0, 0}, {0x5180, 0xff, 0, 0},
{0x5181, 0xf2, 0, 0}, {0x5182, 0x00, 0, 0}, {0x5183, 0x14, 0, 0},
{0x5184, 0x25, 0, 0}, {0x5185, 0x24, 0, 0}, {0x5186, 0x09, 0, 0},
{0x5187, 0x09, 0, 0}, {0x5188, 0x09, 0, 0}, {0x5189, 0x88, 0, 0},
{0x518a, 0x54, 0, 0}, {0x518b, 0xee, 0, 0}, {0x518c, 0xb2, 0, 0},
{0x518d, 0x50, 0, 0}, {0x518e, 0x34, 0, 0}, {0x518f, 0x6b, 0, 0},
{0x5190, 0x46, 0, 0}, {0x5191, 0xf8, 0, 0}, {0x5192, 0x04, 0, 0},
{0x5193, 0x70, 0, 0}, {0x5194, 0xf0, 0, 0}, {0x5195, 0xf0, 0, 0},
{0x5196, 0x03, 0, 0}, {0x5197, 0x01, 0, 0}, {0x5198, 0x04, 0, 0},
{0x5199, 0x6c, 0, 0}, {0x519a, 0x04, 0, 0}, {0x519b, 0x00, 0, 0},
{0x519c, 0x09, 0, 0}, {0x519d, 0x2b, 0, 0}, {0x519e, 0x38, 0, 0},
{0x5381, 0x1e, 0, 0}, {0x5382, 0x5b, 0, 0}, {0x5383, 0x08, 0, 0},
{0x5384, 0x0a, 0, 0}, {0x5385, 0x7e, 0, 0}, {0x5386, 0x88, 0, 0},
{0x5387, 0x7c, 0, 0}, {0x5388, 0x6c, 0, 0}, {0x5389, 0x10, 0, 0},
{0x538a, 0x01, 0, 0}, {0x538b, 0x98, 0, 0}, {0x5300, 0x08, 0, 0},
{0x5301, 0x30, 0, 0}, {0x5302, 0x10, 0, 0}, {0x5303, 0x00, 0, 0},
{0x5304, 0x08, 0, 0}, {0x5305, 0x30, 0, 0}, {0x5306, 0x08, 0, 0},
{0x5307, 0x16, 0, 0}, {0x5309, 0x08, 0, 0}, {0x530a, 0x30, 0, 0},
{0x530b, 0x04, 0, 0}, {0x530c, 0x06, 0, 0}, {0x5480, 0x01, 0, 0},
{0x5481, 0x08, 0, 0}, {0x5482, 0x14, 0, 0}, {0x5483, 0x28, 0, 0},
{0x5484, 0x51, 0, 0}, {0x5485, 0x65, 0, 0}, {0x5486, 0x71, 0, 0},
{0x5487, 0x7d, 0, 0}, {0x5488, 0x87, 0, 0}, {0x5489, 0x91, 0, 0},
{0x548a, 0x9a, 0, 0}, {0x548b, 0xaa, 0, 0}, {0x548c, 0xb8, 0, 0},
{0x548d, 0xcd, 0, 0}, {0x548e, 0xdd, 0, 0}, {0x548f, 0xea, 0, 0},
{0x5490, 0x1d, 0, 0}, {0x5580, 0x02, 0, 0}, {0x5583, 0x40, 0, 0},
{0x5584, 0x10, 0, 0}, {0x5589, 0x10, 0, 0}, {0x558a, 0x00, 0, 0},
{0x558b, 0xf8, 0, 0}, {0x5800, 0x23, 0, 0}, {0x5801, 0x14, 0, 0},
{0x5802, 0x0f, 0, 0}, {0x5803, 0x0f, 0, 0}, {0x5804, 0x12, 0, 0},
{0x5805, 0x26, 0, 0}, {0x5806, 0x0c, 0, 0}, {0x5807, 0x08, 0, 0},
{0x5808, 0x05, 0, 0}, {0x5809, 0x05, 0, 0}, {0x580a, 0x08, 0, 0},
{0x580b, 0x0d, 0, 0}, {0x580c, 0x08, 0, 0}, {0x580d, 0x03, 0, 0},
{0x580e, 0x00, 0, 0}, {0x580f, 0x00, 0, 0}, {0x5810, 0x03, 0, 0},
{0x5811, 0x09, 0, 0}, {0x5812, 0x07, 0, 0}, {0x5813, 0x03, 0, 0},
{0x5814, 0x00, 0, 0}, {0x5815, 0x01, 0, 0}, {0x5816, 0x03, 0, 0},
{0x5817, 0x08, 0, 0}, {0x5818, 0x0d, 0, 0}, {0x5819, 0x08, 0, 0},
{0x581a, 0x05, 0, 0}, {0x581b, 0x06, 0, 0}, {0x581c, 0x08, 0, 0},
{0x581d, 0x0e, 0, 0}, {0x581e, 0x29, 0, 0}, {0x581f, 0x17, 0, 0},
{0x5820, 0x11, 0, 0}, {0x5821, 0x11, 0, 0}, {0x5822, 0x15, 0, 0},
{0x5823, 0x28, 0, 0}, {0x5824, 0x46, 0, 0}, {0x5825, 0x26, 0, 0},
{0x5826, 0x08, 0, 0}, {0x5827, 0x26, 0, 0}, {0x5828, 0x64, 0, 0},
{0x5829, 0x26, 0, 0}, {0x582a, 0x24, 0, 0}, {0x582b, 0x22, 0, 0},
{0x582c, 0x24, 0, 0}, {0x582d, 0x24, 0, 0}, {0x582e, 0x06, 0, 0},
{0x582f, 0x22, 0, 0}, {0x5830, 0x40, 0, 0}, {0x5831, 0x42, 0, 0},
{0x5832, 0x24, 0, 0}, {0x5833, 0x26, 0, 0}, {0x5834, 0x24, 0, 0},
{0x5835, 0x22, 0, 0}, {0x5836, 0x22, 0, 0}, {0x5837, 0x26, 0, 0},
{0x5838, 0x44, 0, 0}, {0x5839, 0x24, 0, 0}, {0x583a, 0x26, 0, 0},
{0x583b, 0x28, 0, 0}, {0x583c, 0x42, 0, 0}, {0x583d, 0xce, 0, 0},
{0x5025, 0x00, 0, 0}, {0x3a0f, 0x30, 0, 0}, {0x3a10, 0x28, 0, 0},
{0x3a1b, 0x30, 0, 0}, {0x3a1e, 0x26, 0, 0}, {0x3a11, 0x60, 0, 0},
{0x3a1f, 0x14, 0, 0}, {0x3008, 0x02, 0, 0}, {0x3c00, 0x04, 0, 300},
};
static struct reg_value ov5640_setting_30fps_VGA_640_480[] = {
{0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0},
{0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0},
{0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0},
{0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0},
{0x3808, 0x02, 0, 0}, {0x3809, 0x80, 0, 0}, {0x380a, 0x01, 0, 0},
{0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0},
{0x380e, 0x04, 0, 0}, {0x380f, 0x38, 0, 0}, {0x3810, 0x00, 0, 0},
{0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0},
{0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0},
{0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0},
{0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x0e, 0, 0},
{0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0},
{0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0},
{0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0},
{0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0},
{0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, {0x3503, 0x00, 0, 0},
};
static struct reg_value ov5640_setting_15fps_VGA_640_480[] = {
{0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0},
{0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0},
{0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0},
{0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0},
{0x3808, 0x02, 0, 0}, {0x3809, 0x80, 0, 0}, {0x380a, 0x01, 0, 0},
{0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0},
{0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0},
{0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0},
{0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0},
{0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0},
{0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0},
{0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0},
{0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0},
{0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0},
{0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0},
{0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0},
};
static struct reg_value ov5640_setting_30fps_XGA_1024_768[] = {
{0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0},
{0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0},
{0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0},
{0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0},
{0x3808, 0x02, 0, 0}, {0x3809, 0x80, 0, 0}, {0x380a, 0x01, 0, 0},
{0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0},
{0x380e, 0x04, 0, 0}, {0x380f, 0x38, 0, 0}, {0x3810, 0x00, 0, 0},
{0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0},
{0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0},
{0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0},
{0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x0e, 0, 0},
{0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0},
{0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0},
{0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0},
{0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0},
{0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, {0x3503, 0x00, 0, 0},
{0x3808, 0x04, 0, 0}, {0x3809, 0x00, 0, 0}, {0x380a, 0x03, 0, 0},
{0x380b, 0x00, 0, 0}, {0x3035, 0x12, 0, 0},
};
static struct reg_value ov5640_setting_15fps_XGA_1024_768[] = {
{0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0},
{0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0},
{0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0},
{0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0},
{0x3808, 0x02, 0, 0}, {0x3809, 0x80, 0, 0}, {0x380a, 0x01, 0, 0},
{0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0},
{0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0},
{0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0},
{0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0},
{0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0},
{0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0},
{0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0},
{0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0},
{0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0},
{0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0},
{0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0}, {0x3808, 0x04, 0, 0},
{0x3809, 0x00, 0, 0}, {0x380a, 0x03, 0, 0}, {0x380b, 0x00, 0, 0},
};
static struct reg_value ov5640_setting_30fps_QVGA_320_240[] = {
{0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0},
{0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0},
{0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0},
{0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0},
{0x3808, 0x01, 0, 0}, {0x3809, 0x40, 0, 0}, {0x380a, 0x00, 0, 0},
{0x380b, 0xf0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0},
{0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0},
{0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0},
{0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0},
{0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0},
{0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0},
{0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0},
{0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0},
{0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0},
{0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0},
{0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0},
};
static struct reg_value ov5640_setting_15fps_QVGA_320_240[] = {
{0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0},
{0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0},
{0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0},
{0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0},
{0x3808, 0x01, 0, 0}, {0x3809, 0x40, 0, 0}, {0x380a, 0x00, 0, 0},
{0x380b, 0xf0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0},
{0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0},
{0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0},
{0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0},
{0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0},
{0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0},
{0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0},
{0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0},
{0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0},
{0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0},
{0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0},
};
static struct reg_value ov5640_setting_30fps_QCIF_176_144[] = {
{0x3035, 0x14, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0},
{0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0},
{0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0},
{0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0},
{0x3808, 0x00, 0, 0}, {0x3809, 0xb0, 0, 0}, {0x380a, 0x00, 0, 0},
{0x380b, 0x90, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0},
{0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0},
{0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0},
{0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0},
{0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0},
{0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0},
{0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0},
{0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0},
{0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0},
{0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0},
{0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0},
};
static struct reg_value ov5640_setting_15fps_QCIF_176_144[] = {
{0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0},
{0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0},
{0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0},
{0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0},
{0x3808, 0x00, 0, 0}, {0x3809, 0xb0, 0, 0}, {0x380a, 0x00, 0, 0},
{0x380b, 0x90, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0},
{0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0},
{0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0},
{0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0},
{0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0},
{0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0},
{0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0},
{0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0},
{0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0},
{0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0},
{0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0},
};
static struct reg_value ov5640_setting_30fps_NTSC_720_480[] = {
{0x3035, 0x12, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0},
{0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0},
{0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0},
{0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0},
{0x3808, 0x02, 0, 0}, {0x3809, 0xd0, 0, 0}, {0x380a, 0x01, 0, 0},
{0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0},
{0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0},
{0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x3c, 0, 0},
{0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0},
{0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0},
{0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0},
{0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0},
{0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0},
{0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0},
{0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0},
{0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0},
};
static struct reg_value ov5640_setting_15fps_NTSC_720_480[] = {
{0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0},
{0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0},
{0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0},
{0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0},
{0x3808, 0x02, 0, 0}, {0x3809, 0xd0, 0, 0}, {0x380a, 0x01, 0, 0},
{0x380b, 0xe0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0},
{0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0},
{0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x3c, 0, 0},
{0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0},
{0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0},
{0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0},
{0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0},
{0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0},
{0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0},
{0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0},
{0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0},
};
static struct reg_value ov5640_setting_30fps_PAL_720_576[] = {
{0x3035, 0x12, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0},
{0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0},
{0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0},
{0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0},
{0x3808, 0x02, 0, 0}, {0x3809, 0xd0, 0, 0}, {0x380a, 0x02, 0, 0},
{0x380b, 0x40, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0},
{0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0},
{0x3811, 0x38, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0},
{0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0},
{0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0},
{0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0},
{0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0},
{0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0},
{0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0},
{0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0},
{0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0},
};
static struct reg_value ov5640_setting_15fps_PAL_720_576[] = {
{0x3035, 0x22, 0, 0}, {0x3036, 0x38, 0, 0}, {0x3c07, 0x08, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0},
{0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0},
{0x3802, 0x00, 0, 0}, {0x3803, 0x04, 0, 0}, {0x3804, 0x0a, 0, 0},
{0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9b, 0, 0},
{0x3808, 0x02, 0, 0}, {0x3809, 0xd0, 0, 0}, {0x380a, 0x02, 0, 0},
{0x380b, 0x40, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x68, 0, 0},
{0x380e, 0x03, 0, 0}, {0x380f, 0xd8, 0, 0}, {0x3810, 0x00, 0, 0},
{0x3811, 0x38, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x06, 0, 0},
{0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0},
{0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x03, 0, 0},
{0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0},
{0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0},
{0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0},
{0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x03, 0, 0},
{0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0},
{0x3824, 0x02, 0, 0}, {0x5001, 0xa3, 0, 0},
};
static struct reg_value ov5640_setting_30fps_720P_1280_720[] = {
{0x3008, 0x42, 0, 0},
{0x3035, 0x21, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x07, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0},
{0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0},
{0x3802, 0x00, 0, 0}, {0x3803, 0xfa, 0, 0}, {0x3804, 0x0a, 0, 0},
{0x3805, 0x3f, 0, 0}, {0x3806, 0x06, 0, 0}, {0x3807, 0xa9, 0, 0},
{0x3808, 0x05, 0, 0}, {0x3809, 0x00, 0, 0}, {0x380a, 0x02, 0, 0},
{0x380b, 0xd0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x64, 0, 0},
{0x380e, 0x02, 0, 0}, {0x380f, 0xe4, 0, 0}, {0x3810, 0x00, 0, 0},
{0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0},
{0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0},
{0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x02, 0, 0},
{0x3a03, 0xe4, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0xbc, 0, 0},
{0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x72, 0, 0}, {0x3a0e, 0x01, 0, 0},
{0x3a0d, 0x02, 0, 0}, {0x3a14, 0x02, 0, 0}, {0x3a15, 0xe4, 0, 0},
{0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x02, 0, 0},
{0x4407, 0x04, 0, 0}, {0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0},
{0x3824, 0x04, 0, 0}, {0x5001, 0x83, 0, 0}, {0x4005, 0x1a, 0, 0},
{0x3008, 0x02, 0, 0}, {0x3503, 0, 0, 0},
};
static struct reg_value ov5640_setting_15fps_720P_1280_720[] = {
{0x3035, 0x41, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x07, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3820, 0x41, 0, 0}, {0x3821, 0x07, 0, 0}, {0x3814, 0x31, 0, 0},
{0x3815, 0x31, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0},
{0x3802, 0x00, 0, 0}, {0x3803, 0xfa, 0, 0}, {0x3804, 0x0a, 0, 0},
{0x3805, 0x3f, 0, 0}, {0x3806, 0x06, 0, 0}, {0x3807, 0xa9, 0, 0},
{0x3808, 0x05, 0, 0}, {0x3809, 0x00, 0, 0}, {0x380a, 0x02, 0, 0},
{0x380b, 0xd0, 0, 0}, {0x380c, 0x07, 0, 0}, {0x380d, 0x64, 0, 0},
{0x380e, 0x02, 0, 0}, {0x380f, 0xe4, 0, 0}, {0x3810, 0x00, 0, 0},
{0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0},
{0x3618, 0x00, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x64, 0, 0},
{0x3709, 0x52, 0, 0}, {0x370c, 0x03, 0, 0}, {0x3a02, 0x02, 0, 0},
{0x3a03, 0xe4, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0xbc, 0, 0},
{0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x72, 0, 0}, {0x3a0e, 0x01, 0, 0},
{0x3a0d, 0x02, 0, 0}, {0x3a14, 0x02, 0, 0}, {0x3a15, 0xe4, 0, 0},
{0x4001, 0x02, 0, 0}, {0x4004, 0x02, 0, 0}, {0x4713, 0x02, 0, 0},
{0x4407, 0x04, 0, 0}, {0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0},
{0x3824, 0x04, 0, 0}, {0x5001, 0x83, 0, 0},
};
static struct reg_value ov5640_setting_30fps_1080P_1920_1080[] = {
{0x3008, 0x42, 0, 0},
{0x3035, 0x21, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x08, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3820, 0x40, 0, 0}, {0x3821, 0x06, 0, 0}, {0x3814, 0x11, 0, 0},
{0x3815, 0x11, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0},
{0x3802, 0x00, 0, 0}, {0x3803, 0x00, 0, 0}, {0x3804, 0x0a, 0, 0},
{0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9f, 0, 0},
{0x3808, 0x0a, 0, 0}, {0x3809, 0x20, 0, 0}, {0x380a, 0x07, 0, 0},
{0x380b, 0x98, 0, 0}, {0x380c, 0x0b, 0, 0}, {0x380d, 0x1c, 0, 0},
{0x380e, 0x07, 0, 0}, {0x380f, 0xb0, 0, 0}, {0x3810, 0x00, 0, 0},
{0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0},
{0x3618, 0x04, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x21, 0, 0},
{0x3709, 0x12, 0, 0}, {0x370c, 0x00, 0, 0}, {0x3a02, 0x03, 0, 0},
{0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0},
{0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0},
{0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0},
{0x4001, 0x02, 0, 0}, {0x4004, 0x06, 0, 0}, {0x4713, 0x03, 0, 0},
{0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0},
{0x3824, 0x02, 0, 0}, {0x5001, 0x83, 0, 0}, {0x3035, 0x11, 0, 0},
{0x3036, 0x54, 0, 0}, {0x3c07, 0x07, 0, 0}, {0x3c08, 0x00, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3800, 0x01, 0, 0}, {0x3801, 0x50, 0, 0}, {0x3802, 0x01, 0, 0},
{0x3803, 0xb2, 0, 0}, {0x3804, 0x08, 0, 0}, {0x3805, 0xef, 0, 0},
{0x3806, 0x05, 0, 0}, {0x3807, 0xf1, 0, 0}, {0x3808, 0x07, 0, 0},
{0x3809, 0x80, 0, 0}, {0x380a, 0x04, 0, 0}, {0x380b, 0x38, 0, 0},
{0x380c, 0x09, 0, 0}, {0x380d, 0xc4, 0, 0}, {0x380e, 0x04, 0, 0},
{0x380f, 0x60, 0, 0}, {0x3612, 0x2b, 0, 0}, {0x3708, 0x64, 0, 0},
{0x3a02, 0x04, 0, 0}, {0x3a03, 0x60, 0, 0}, {0x3a08, 0x01, 0, 0},
{0x3a09, 0x50, 0, 0}, {0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x18, 0, 0},
{0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x04, 0, 0},
{0x3a15, 0x60, 0, 0}, {0x4713, 0x02, 0, 0}, {0x4407, 0x04, 0, 0},
{0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0}, {0x3824, 0x04, 0, 0},
{0x4005, 0x1a, 0, 0}, {0x3008, 0x02, 0, 0},
{0x3503, 0, 0, 0},
};
static struct reg_value ov5640_setting_15fps_1080P_1920_1080[] = {
{0x3008, 0x42, 0, 0},
{0x3035, 0x21, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x08, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3820, 0x40, 0, 0}, {0x3821, 0x06, 0, 0}, {0x3814, 0x11, 0, 0},
{0x3815, 0x11, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0},
{0x3802, 0x00, 0, 0}, {0x3803, 0x00, 0, 0}, {0x3804, 0x0a, 0, 0},
{0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9f, 0, 0},
{0x3808, 0x0a, 0, 0}, {0x3809, 0x20, 0, 0}, {0x380a, 0x07, 0, 0},
{0x380b, 0x98, 0, 0}, {0x380c, 0x0b, 0, 0}, {0x380d, 0x1c, 0, 0},
{0x380e, 0x07, 0, 0}, {0x380f, 0xb0, 0, 0}, {0x3810, 0x00, 0, 0},
{0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0},
{0x3618, 0x04, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x21, 0, 0},
{0x3709, 0x12, 0, 0}, {0x370c, 0x00, 0, 0}, {0x3a02, 0x03, 0, 0},
{0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0},
{0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0},
{0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0},
{0x4001, 0x02, 0, 0}, {0x4004, 0x06, 0, 0}, {0x4713, 0x03, 0, 0},
{0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0},
{0x3824, 0x02, 0, 0}, {0x5001, 0x83, 0, 0}, {0x3035, 0x21, 0, 0},
{0x3036, 0x54, 0, 1}, {0x3c07, 0x07, 0, 0}, {0x3c08, 0x00, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3800, 0x01, 0, 0}, {0x3801, 0x50, 0, 0}, {0x3802, 0x01, 0, 0},
{0x3803, 0xb2, 0, 0}, {0x3804, 0x08, 0, 0}, {0x3805, 0xef, 0, 0},
{0x3806, 0x05, 0, 0}, {0x3807, 0xf1, 0, 0}, {0x3808, 0x07, 0, 0},
{0x3809, 0x80, 0, 0}, {0x380a, 0x04, 0, 0}, {0x380b, 0x38, 0, 0},
{0x380c, 0x09, 0, 0}, {0x380d, 0xc4, 0, 0}, {0x380e, 0x04, 0, 0},
{0x380f, 0x60, 0, 0}, {0x3612, 0x2b, 0, 0}, {0x3708, 0x64, 0, 0},
{0x3a02, 0x04, 0, 0}, {0x3a03, 0x60, 0, 0}, {0x3a08, 0x01, 0, 0},
{0x3a09, 0x50, 0, 0}, {0x3a0a, 0x01, 0, 0}, {0x3a0b, 0x18, 0, 0},
{0x3a0e, 0x03, 0, 0}, {0x3a0d, 0x04, 0, 0}, {0x3a14, 0x04, 0, 0},
{0x3a15, 0x60, 0, 0}, {0x4713, 0x02, 0, 0}, {0x4407, 0x04, 0, 0},
{0x460b, 0x37, 0, 0}, {0x460c, 0x20, 0, 0}, {0x3824, 0x04, 0, 0},
{0x4005, 0x1a, 0, 0}, {0x3008, 0x02, 0, 0}, {0x3503, 0, 0, 0},
};
static struct reg_value ov5640_setting_15fps_QSXGA_2592_1944[] = {
{0x4202, 0x0f, 0, 0}, /* stream off the sensor */
{0x3820, 0x40, 0, 0}, {0x3821, 0x06, 0, 0}, /*disable flip*/
{0x3035, 0x21, 0, 0}, {0x3036, 0x54, 0, 0}, {0x3c07, 0x08, 0, 0},
{0x3c09, 0x1c, 0, 0}, {0x3c0a, 0x9c, 0, 0}, {0x3c0b, 0x40, 0, 0},
{0x3820, 0x40, 0, 0}, {0x3821, 0x06, 0, 0}, {0x3814, 0x11, 0, 0},
{0x3815, 0x11, 0, 0}, {0x3800, 0x00, 0, 0}, {0x3801, 0x00, 0, 0},
{0x3802, 0x00, 0, 0}, {0x3803, 0x00, 0, 0}, {0x3804, 0x0a, 0, 0},
{0x3805, 0x3f, 0, 0}, {0x3806, 0x07, 0, 0}, {0x3807, 0x9f, 0, 0},
{0x3808, 0x0a, 0, 0}, {0x3809, 0x20, 0, 0}, {0x380a, 0x07, 0, 0},
{0x380b, 0x98, 0, 0}, {0x380c, 0x0b, 0, 0}, {0x380d, 0x1c, 0, 0},
{0x380e, 0x07, 0, 0}, {0x380f, 0xb0, 0, 0}, {0x3810, 0x00, 0, 0},
{0x3811, 0x10, 0, 0}, {0x3812, 0x00, 0, 0}, {0x3813, 0x04, 0, 0},
{0x3618, 0x04, 0, 0}, {0x3612, 0x29, 0, 0}, {0x3708, 0x21, 0, 0},
{0x3709, 0x12, 0, 0}, {0x370c, 0x00, 0, 0}, {0x3a02, 0x03, 0, 0},
{0x3a03, 0xd8, 0, 0}, {0x3a08, 0x01, 0, 0}, {0x3a09, 0x27, 0, 0},
{0x3a0a, 0x00, 0, 0}, {0x3a0b, 0xf6, 0, 0}, {0x3a0e, 0x03, 0, 0},
{0x3a0d, 0x04, 0, 0}, {0x3a14, 0x03, 0, 0}, {0x3a15, 0xd8, 0, 0},
{0x4001, 0x02, 0, 0}, {0x4004, 0x06, 0, 0}, {0x4713, 0x03, 0, 0},
{0x4407, 0x04, 0, 0}, {0x460b, 0x35, 0, 0}, {0x460c, 0x22, 0, 0},
{0x3824, 0x02, 0, 0}, {0x5001, 0x83, 0, 70},
{0x4202, 0x00, 0, 0}, /* stream on the sensor */
};
static struct ov5640_mode_info ov5640_mode_info_data[2][ov5640_mode_MAX + 1] = {
{
{ov5640_mode_VGA_640_480, SUBSAMPLING, 640, 480,
ov5640_setting_15fps_VGA_640_480,
ARRAY_SIZE(ov5640_setting_15fps_VGA_640_480)},
{ov5640_mode_QVGA_320_240, SUBSAMPLING, 320, 240,
ov5640_setting_15fps_QVGA_320_240,
ARRAY_SIZE(ov5640_setting_15fps_QVGA_320_240)},
{ov5640_mode_NTSC_720_480, SUBSAMPLING, 720, 480,
ov5640_setting_15fps_NTSC_720_480,
ARRAY_SIZE(ov5640_setting_15fps_NTSC_720_480)},
{ov5640_mode_PAL_720_576, SUBSAMPLING, 720, 576,
ov5640_setting_15fps_PAL_720_576,
ARRAY_SIZE(ov5640_setting_15fps_PAL_720_576)},
{ov5640_mode_720P_1280_720, SUBSAMPLING, 1280, 720,
ov5640_setting_15fps_720P_1280_720,
ARRAY_SIZE(ov5640_setting_15fps_720P_1280_720)},
{ov5640_mode_1080P_1920_1080, SCALING, 1920, 1080,
ov5640_setting_15fps_1080P_1920_1080,
ARRAY_SIZE(ov5640_setting_15fps_1080P_1920_1080)},
{ov5640_mode_QSXGA_2592_1944, SCALING, 2592, 1944,
ov5640_setting_15fps_QSXGA_2592_1944,
ARRAY_SIZE(ov5640_setting_15fps_QSXGA_2592_1944)},
{ov5640_mode_QCIF_176_144, SUBSAMPLING, 176, 144,
ov5640_setting_15fps_QCIF_176_144,
ARRAY_SIZE(ov5640_setting_15fps_QCIF_176_144)},
{ov5640_mode_XGA_1024_768, SUBSAMPLING, 1024, 768,
ov5640_setting_15fps_XGA_1024_768,
ARRAY_SIZE(ov5640_setting_15fps_XGA_1024_768)},
},
{
{ov5640_mode_VGA_640_480, SUBSAMPLING, 640, 480,
ov5640_setting_30fps_VGA_640_480,
ARRAY_SIZE(ov5640_setting_30fps_VGA_640_480)},
{ov5640_mode_QVGA_320_240, SUBSAMPLING, 320, 240,
ov5640_setting_30fps_QVGA_320_240,
ARRAY_SIZE(ov5640_setting_30fps_QVGA_320_240)},
{ov5640_mode_NTSC_720_480, SUBSAMPLING, 720, 480,
ov5640_setting_30fps_NTSC_720_480,
ARRAY_SIZE(ov5640_setting_30fps_NTSC_720_480)},
{ov5640_mode_PAL_720_576, SUBSAMPLING, 720, 576,
ov5640_setting_30fps_PAL_720_576,
ARRAY_SIZE(ov5640_setting_30fps_PAL_720_576)},
{ov5640_mode_720P_1280_720, SUBSAMPLING, 1280, 720,
ov5640_setting_30fps_720P_1280_720,
ARRAY_SIZE(ov5640_setting_30fps_720P_1280_720)},
{ov5640_mode_1080P_1920_1080, SCALING, 1920, 1080,
ov5640_setting_30fps_1080P_1920_1080,
ARRAY_SIZE(ov5640_setting_30fps_1080P_1920_1080)},
{ov5640_mode_QSXGA_2592_1944, -1, 0, 0, NULL, 0},
{ov5640_mode_QCIF_176_144, SUBSAMPLING, 176, 144,
ov5640_setting_30fps_QCIF_176_144,
ARRAY_SIZE(ov5640_setting_30fps_QCIF_176_144)},
{ov5640_mode_XGA_1024_768, SUBSAMPLING, 1024, 768,
ov5640_setting_30fps_XGA_1024_768,
ARRAY_SIZE(ov5640_setting_30fps_XGA_1024_768)},
},
};
static struct regulator *io_regulator;
static struct regulator *core_regulator;
static struct regulator *analog_regulator;
static struct regulator *gpo_regulator;
static int ov5640_probe(struct i2c_client *adapter,
const struct i2c_device_id *device_id);
static int ov5640_remove(struct i2c_client *client);
static s32 ov5640_read_reg(u16 reg, u8 *val);
static s32 ov5640_write_reg(u16 reg, u8 val);
static const struct i2c_device_id ov5640_id[] = {
{"ov564x_mipi", 0},
{},
};
MODULE_DEVICE_TABLE(i2c, ov5640_id);
static struct i2c_driver ov5640_i2c_driver = {
.driver = {
.owner = THIS_MODULE,
.name = "ov564x_mipi",
},
.probe = ov5640_probe,
.remove = ov5640_remove,
.id_table = ov5640_id,
};
static void ov5640_standby(s32 enable)
{
if (enable)
gpio_set_value(pwn_gpio, 1);
else
gpio_set_value(pwn_gpio, 0);
msleep(100);
}
static void ov5640_reset(void)
{
/* camera reset */
gpio_set_value(rst_gpio, 1);
/* camera power dowmn */
gpio_set_value(pwn_gpio, 1);
msleep(5);
gpio_set_value(pwn_gpio, 0);
msleep(5);
gpio_set_value(rst_gpio, 0);
msleep(1);
gpio_set_value(rst_gpio, 1);
msleep(5);
gpio_set_value(pwn_gpio, 1);
}
static int ov5640_power_on(struct device *dev)
{
int ret = 0;
io_regulator = devm_regulator_get(dev, "DOVDD");
if (!IS_ERR(io_regulator)) {
regulator_set_voltage(io_regulator,
OV5640_VOLTAGE_DIGITAL_IO,
OV5640_VOLTAGE_DIGITAL_IO);
ret = regulator_enable(io_regulator);
if (ret) {
pr_err("%s:io set voltage error\n", __func__);
return ret;
} else {
dev_dbg(dev,
"%s:io set voltage ok\n", __func__);
}
} else {
pr_err("%s: cannot get io voltage error\n", __func__);
io_regulator = NULL;
}
core_regulator = devm_regulator_get(dev, "DVDD");
if (!IS_ERR(core_regulator)) {
regulator_set_voltage(core_regulator,
OV5640_VOLTAGE_DIGITAL_CORE,
OV5640_VOLTAGE_DIGITAL_CORE);
ret = regulator_enable(core_regulator);
if (ret) {
pr_err("%s:core set voltage error\n", __func__);
return ret;
} else {
dev_dbg(dev,
"%s:core set voltage ok\n", __func__);
}
} else {
core_regulator = NULL;
pr_err("%s: cannot get core voltage error\n", __func__);
}
analog_regulator = devm_regulator_get(dev, "AVDD");
if (!IS_ERR(analog_regulator)) {
regulator_set_voltage(analog_regulator,
OV5640_VOLTAGE_ANALOG,
OV5640_VOLTAGE_ANALOG);
ret = regulator_enable(analog_regulator);
if (ret) {
pr_err("%s:analog set voltage error\n",
__func__);
return ret;
} else {
dev_dbg(dev,
"%s:analog set voltage ok\n", __func__);
}
} else {
analog_regulator = NULL;
pr_err("%s: cannot get analog voltage error\n", __func__);
}
return ret;
}
static s32 ov5640_write_reg(u16 reg, u8 val)
{
u8 au8Buf[3] = {0};
au8Buf[0] = reg >> 8;
au8Buf[1] = reg & 0xff;
au8Buf[2] = val;
if (i2c_master_send(ov5640_data.i2c_client, au8Buf, 3) < 0) {
pr_err("%s:write reg error:reg=%x,val=%x\n",
__func__, reg, val);
return -1;
}
return 0;
}
static s32 ov5640_read_reg(u16 reg, u8 *val)
{
u8 au8RegBuf[2] = {0};
u8 u8RdVal = 0;
au8RegBuf[0] = reg >> 8;
au8RegBuf[1] = reg & 0xff;
if (2 != i2c_master_send(ov5640_data.i2c_client, au8RegBuf, 2)) {
pr_err("%s:write reg error:reg=%x\n",
__func__, reg);
return -1;
}
if (1 != i2c_master_recv(ov5640_data.i2c_client, &u8RdVal, 1)) {
pr_err("%s:read reg error:reg=%x,val=%x\n",
__func__, reg, u8RdVal);
return -1;
}
*val = u8RdVal;
return u8RdVal;
}
static int prev_sysclk, prev_HTS;
static int AE_low, AE_high, AE_Target = 52;
static void OV5640_stream_on(void)
{
ov5640_write_reg(0x4202, 0x00);
}
static void OV5640_stream_off(void)
{
ov5640_write_reg(0x4202, 0x0f);
}
static int OV5640_get_sysclk(void)
{
/* calculate sysclk */
int xvclk = ov5640_data.mclk / 10000;
int temp1, temp2;
int Multiplier, PreDiv, VCO, SysDiv, Pll_rdiv;
int Bit_div2x = 1, sclk_rdiv, sysclk;
u8 temp;
int sclk_rdiv_map[] = {1, 2, 4, 8};
temp1 = ov5640_read_reg(0x3034, &temp);
temp2 = temp1 & 0x0f;
if (temp2 == 8 || temp2 == 10)
Bit_div2x = temp2 / 2;
temp1 = ov5640_read_reg(0x3035, &temp);
SysDiv = temp1>>4;
if (SysDiv == 0)
SysDiv = 16;
temp1 = ov5640_read_reg(0x3036, &temp);
Multiplier = temp1;
temp1 = ov5640_read_reg(0x3037, &temp);
PreDiv = temp1 & 0x0f;
Pll_rdiv = ((temp1 >> 4) & 0x01) + 1;
temp1 = ov5640_read_reg(0x3108, &temp);
temp2 = temp1 & 0x03;
sclk_rdiv = sclk_rdiv_map[temp2];
VCO = xvclk * Multiplier / PreDiv;
sysclk = VCO / SysDiv / Pll_rdiv * 2 / Bit_div2x / sclk_rdiv;
return sysclk;
}
static void OV5640_set_night_mode(void)
{
/* read HTS from register settings */
u8 mode;
ov5640_read_reg(0x3a00, &mode);
mode &= 0xfb;
ov5640_write_reg(0x3a00, mode);
}
static int OV5640_get_HTS(void)
{
/* read HTS from register settings */
int HTS;
u8 temp;
HTS = ov5640_read_reg(0x380c, &temp);
HTS = (HTS<<8) + ov5640_read_reg(0x380d, &temp);
return HTS;
}
static int OV5640_get_VTS(void)
{
/* read VTS from register settings */
int VTS;
u8 temp;
/* total vertical size[15:8] high byte */
VTS = ov5640_read_reg(0x380e, &temp);
VTS = (VTS<<8) + ov5640_read_reg(0x380f, &temp);
return VTS;
}
static int OV5640_set_VTS(int VTS)
{
/* write VTS to registers */
int temp;
temp = VTS & 0xff;
ov5640_write_reg(0x380f, temp);
temp = VTS>>8;
ov5640_write_reg(0x380e, temp);
return 0;
}
static int OV5640_get_shutter(void)
{
/* read shutter, in number of line period */
int shutter;
u8 temp;
shutter = (ov5640_read_reg(0x03500, &temp) & 0x0f);
shutter = (shutter<<8) + ov5640_read_reg(0x3501, &temp);
shutter = (shutter<<4) + (ov5640_read_reg(0x3502, &temp)>>4);
return shutter;
}
static int OV5640_set_shutter(int shutter)
{
/* write shutter, in number of line period */
int temp;
shutter = shutter & 0xffff;
temp = shutter & 0x0f;
temp = temp<<4;
ov5640_write_reg(0x3502, temp);
temp = shutter & 0xfff;
temp = temp>>4;
ov5640_write_reg(0x3501, temp);
temp = shutter>>12;
ov5640_write_reg(0x3500, temp);
return 0;
}
static int OV5640_get_gain16(void)
{
/* read gain, 16 = 1x */
int gain16;
u8 temp;
gain16 = ov5640_read_reg(0x350a, &temp) & 0x03;
gain16 = (gain16<<8) + ov5640_read_reg(0x350b, &temp);
return gain16;
}
static int OV5640_set_gain16(int gain16)
{
/* write gain, 16 = 1x */
u8 temp;
gain16 = gain16 & 0x3ff;
temp = gain16 & 0xff;
ov5640_write_reg(0x350b, temp);
temp = gain16>>8;
ov5640_write_reg(0x350a, temp);
return 0;
}
static int OV5640_get_light_freq(void)
{
/* get banding filter value */
int temp, temp1, light_freq = 0;
u8 tmp;
temp = ov5640_read_reg(0x3c01, &tmp);
if (temp & 0x80) {
/* manual */
temp1 = ov5640_read_reg(0x3c00, &tmp);
if (temp1 & 0x04) {
/* 50Hz */
light_freq = 50;
} else {
/* 60Hz */
light_freq = 60;
}
} else {
/* auto */
temp1 = ov5640_read_reg(0x3c0c, &tmp);
if (temp1 & 0x01) {
/* 50Hz */
light_freq = 50;
} else {
/* 60Hz */
}
}
return light_freq;
}
static void OV5640_set_bandingfilter(void)
{
int prev_VTS;
int band_step60, max_band60, band_step50, max_band50;
/* read preview PCLK */
prev_sysclk = OV5640_get_sysclk();
/* read preview HTS */
prev_HTS = OV5640_get_HTS();
/* read preview VTS */
prev_VTS = OV5640_get_VTS();
/* calculate banding filter */
/* 60Hz */
band_step60 = prev_sysclk * 100/prev_HTS * 100/120;
ov5640_write_reg(0x3a0a, (band_step60 >> 8));
ov5640_write_reg(0x3a0b, (band_step60 & 0xff));
max_band60 = (int)((prev_VTS-4)/band_step60);
ov5640_write_reg(0x3a0d, max_band60);
/* 50Hz */
band_step50 = prev_sysclk * 100/prev_HTS;
ov5640_write_reg(0x3a08, (band_step50 >> 8));
ov5640_write_reg(0x3a09, (band_step50 & 0xff));
max_band50 = (int)((prev_VTS-4)/band_step50);
ov5640_write_reg(0x3a0e, max_band50);
}
static int OV5640_set_AE_target(int target)
{
/* stable in high */
int fast_high, fast_low;
AE_low = target * 23 / 25; /* 0.92 */
AE_high = target * 27 / 25; /* 1.08 */
fast_high = AE_high<<1;
if (fast_high > 255)
fast_high = 255;
fast_low = AE_low >> 1;
ov5640_write_reg(0x3a0f, AE_high);
ov5640_write_reg(0x3a10, AE_low);
ov5640_write_reg(0x3a1b, AE_high);
ov5640_write_reg(0x3a1e, AE_low);
ov5640_write_reg(0x3a11, fast_high);
ov5640_write_reg(0x3a1f, fast_low);
return 0;
}
static void OV5640_turn_on_AE_AG(int enable)
{
u8 ae_ag_ctrl;
ov5640_read_reg(0x3503, &ae_ag_ctrl);
if (enable) {
/* turn on auto AE/AG */
ae_ag_ctrl = ae_ag_ctrl & ~(0x03);
} else {
/* turn off AE/AG */
ae_ag_ctrl = ae_ag_ctrl | 0x03;
}
ov5640_write_reg(0x3503, ae_ag_ctrl);
}
static bool binning_on(void)
{
u8 temp;
ov5640_read_reg(0x3821, &temp);
temp &= 0xfe;
if (temp)
return true;
else
return false;
}
static void ov5640_set_virtual_channel(int channel)
{
u8 channel_id;
ov5640_read_reg(0x4814, &channel_id);
channel_id &= ~(3 << 6);
ov5640_write_reg(0x4814, channel_id | (channel << 6));
}
/* download ov5640 settings to sensor through i2c */
static int ov5640_download_firmware(struct reg_value *pModeSetting, s32 ArySize)
{
register u32 Delay_ms = 0;
register u16 RegAddr = 0;
register u8 Mask = 0;
register u8 Val = 0;
u8 RegVal = 0;
int i, retval = 0;
for (i = 0; i < ArySize; ++i, ++pModeSetting) {
Delay_ms = pModeSetting->u32Delay_ms;
RegAddr = pModeSetting->u16RegAddr;
Val = pModeSetting->u8Val;
Mask = pModeSetting->u8Mask;
if (Mask) {
retval = ov5640_read_reg(RegAddr, &RegVal);
if (retval < 0)
goto err;
RegVal &= ~(u8)Mask;
Val &= Mask;
Val |= RegVal;
}
retval = ov5640_write_reg(RegAddr, Val);
if (retval < 0)
goto err;
if (Delay_ms)
msleep(Delay_ms);
}
err:
return retval;
}
/* sensor changes between scaling and subsampling
* go through exposure calcualtion
*/
static int ov5640_change_mode_exposure_calc(enum ov5640_frame_rate frame_rate,
enum ov5640_mode mode)
{
struct reg_value *pModeSetting = NULL;
s32 ArySize = 0;
u8 average;
int prev_shutter, prev_gain16;
int cap_shutter, cap_gain16;
int cap_sysclk, cap_HTS, cap_VTS;
int light_freq, cap_bandfilt, cap_maxband;
long cap_gain16_shutter;
int retval = 0;
/* check if the input mode and frame rate is valid */
pModeSetting =
ov5640_mode_info_data[frame_rate][mode].init_data_ptr;
ArySize =
ov5640_mode_info_data[frame_rate][mode].init_data_size;
ov5640_data.pix.width =
ov5640_mode_info_data[frame_rate][mode].width;
ov5640_data.pix.height =
ov5640_mode_info_data[frame_rate][mode].height;
if (ov5640_data.pix.width == 0 || ov5640_data.pix.height == 0 ||
pModeSetting == NULL || ArySize == 0)
return -EINVAL;
/* auto focus */
/* OV5640_auto_focus();//if no af function, just skip it */
/* turn off AE/AG */
OV5640_turn_on_AE_AG(0);
/* read preview shutter */
prev_shutter = OV5640_get_shutter();
if ((binning_on()) && (mode != ov5640_mode_720P_1280_720)
&& (mode != ov5640_mode_1080P_1920_1080))
prev_shutter *= 2;
/* read preview gain */
prev_gain16 = OV5640_get_gain16();
/* get average */
ov5640_read_reg(0x56a1, &average);
/* turn off night mode for capture */
OV5640_set_night_mode();
/* turn off overlay */
/* ov5640_write_reg(0x3022, 0x06);//if no af function, just skip it */
OV5640_stream_off();
/* Write capture setting */
retval = ov5640_download_firmware(pModeSetting, ArySize);
if (retval < 0)
goto err;
/* read capture VTS */
cap_VTS = OV5640_get_VTS();
cap_HTS = OV5640_get_HTS();
cap_sysclk = OV5640_get_sysclk();
/* calculate capture banding filter */
light_freq = OV5640_get_light_freq();
if (light_freq == 60) {
/* 60Hz */
cap_bandfilt = cap_sysclk * 100 / cap_HTS * 100 / 120;
} else {
/* 50Hz */
cap_bandfilt = cap_sysclk * 100 / cap_HTS;
}
cap_maxband = (int)((cap_VTS - 4)/cap_bandfilt);
/* calculate capture shutter/gain16 */
if (average > AE_low && average < AE_high) {
/* in stable range */
cap_gain16_shutter =
prev_gain16 * prev_shutter * cap_sysclk/prev_sysclk
* prev_HTS/cap_HTS * AE_Target / average;
} else {
cap_gain16_shutter =
prev_gain16 * prev_shutter * cap_sysclk/prev_sysclk
* prev_HTS/cap_HTS;
}
/* gain to shutter */
if (cap_gain16_shutter < (cap_bandfilt * 16)) {
/* shutter < 1/100 */
cap_shutter = cap_gain16_shutter/16;
if (cap_shutter < 1)
cap_shutter = 1;
cap_gain16 = cap_gain16_shutter/cap_shutter;
if (cap_gain16 < 16)
cap_gain16 = 16;
} else {
if (cap_gain16_shutter >
(cap_bandfilt * cap_maxband * 16)) {
/* exposure reach max */
cap_shutter = cap_bandfilt * cap_maxband;
cap_gain16 = cap_gain16_shutter / cap_shutter;
} else {
/* 1/100 < (cap_shutter = n/100) =< max */
cap_shutter =
((int) (cap_gain16_shutter/16 / cap_bandfilt))
*cap_bandfilt;
cap_gain16 = cap_gain16_shutter / cap_shutter;
}
}
/* write capture gain */
OV5640_set_gain16(cap_gain16);
/* write capture shutter */
if (cap_shutter > (cap_VTS - 4)) {
cap_VTS = cap_shutter + 4;
OV5640_set_VTS(cap_VTS);
}
OV5640_set_shutter(cap_shutter);
OV5640_stream_on();
err:
return retval;
}
/* if sensor changes inside scaling or subsampling
* change mode directly
* */
static int ov5640_change_mode_direct(enum ov5640_frame_rate frame_rate,
enum ov5640_mode mode)
{
struct reg_value *pModeSetting = NULL;
s32 ArySize = 0;
int retval = 0;
/* check if the input mode and frame rate is valid */
pModeSetting =
ov5640_mode_info_data[frame_rate][mode].init_data_ptr;
ArySize =
ov5640_mode_info_data[frame_rate][mode].init_data_size;
ov5640_data.pix.width =
ov5640_mode_info_data[frame_rate][mode].width;
ov5640_data.pix.height =
ov5640_mode_info_data[frame_rate][mode].height;
if (ov5640_data.pix.width == 0 || ov5640_data.pix.height == 0 ||
pModeSetting == NULL || ArySize == 0)
return -EINVAL;
/* turn off AE/AG */
OV5640_turn_on_AE_AG(0);
OV5640_stream_off();
/* Write capture setting */
retval = ov5640_download_firmware(pModeSetting, ArySize);
if (retval < 0)
goto err;
OV5640_stream_on();
OV5640_turn_on_AE_AG(1);
err:
return retval;
}
static int ov5640_init_mode(enum ov5640_frame_rate frame_rate,
enum ov5640_mode mode, enum ov5640_mode orig_mode)
{
struct reg_value *pModeSetting = NULL;
s32 ArySize = 0;
int retval = 0;
void *mipi_csi2_info;
u32 mipi_reg, msec_wait4stable = 0;
enum ov5640_downsize_mode dn_mode, orig_dn_mode;
if ((mode > ov5640_mode_MAX || mode < ov5640_mode_MIN)
&& (mode != ov5640_mode_INIT)) {
pr_err("Wrong ov5640 mode detected!\n");
return -1;
}
mipi_csi2_info = mipi_csi2_get_info();
/* initial mipi dphy */
if (!mipi_csi2_info) {
printk(KERN_ERR "%s() in %s: Fail to get mipi_csi2_info!\n",
__func__, __FILE__);
return -1;
}
if (!mipi_csi2_get_status(mipi_csi2_info))
mipi_csi2_enable(mipi_csi2_info);
if (!mipi_csi2_get_status(mipi_csi2_info)) {
pr_err("Can not enable mipi csi2 driver!\n");
return -1;
}
mipi_csi2_set_lanes(mipi_csi2_info);
/*Only reset MIPI CSI2 HW at sensor initialize*/
if (mode == ov5640_mode_INIT)
mipi_csi2_reset(mipi_csi2_info);
if (ov5640_data.pix.pixelformat == V4L2_PIX_FMT_UYVY)
mipi_csi2_set_datatype(mipi_csi2_info, MIPI_DT_YUV422);
else if (ov5640_data.pix.pixelformat == V4L2_PIX_FMT_RGB565)
mipi_csi2_set_datatype(mipi_csi2_info, MIPI_DT_RGB565);
else
pr_err("currently this sensor format can not be supported!\n");
dn_mode = ov5640_mode_info_data[frame_rate][mode].dn_mode;
orig_dn_mode = ov5640_mode_info_data[frame_rate][orig_mode].dn_mode;
if (mode == ov5640_mode_INIT) {
pModeSetting = ov5640_init_setting_30fps_VGA;
ArySize = ARRAY_SIZE(ov5640_init_setting_30fps_VGA);
ov5640_data.pix.width = 640;
ov5640_data.pix.height = 480;
retval = ov5640_download_firmware(pModeSetting, ArySize);
if (retval < 0)
goto err;
pModeSetting = ov5640_setting_30fps_VGA_640_480;
ArySize = ARRAY_SIZE(ov5640_setting_30fps_VGA_640_480);
retval = ov5640_download_firmware(pModeSetting, ArySize);
} else if ((dn_mode == SUBSAMPLING && orig_dn_mode == SCALING) ||
(dn_mode == SCALING && orig_dn_mode == SUBSAMPLING)) {
/* change between subsampling and scaling
* go through exposure calucation */
retval = ov5640_change_mode_exposure_calc(frame_rate, mode);
} else {
/* change inside subsampling or scaling
* download firmware directly */
retval = ov5640_change_mode_direct(frame_rate, mode);
}
if (retval < 0)
goto err;
OV5640_set_AE_target(AE_Target);
OV5640_get_light_freq();
OV5640_set_bandingfilter();
ov5640_set_virtual_channel(ov5640_data.csi);
/* add delay to wait for sensor stable */
if (mode == ov5640_mode_QSXGA_2592_1944) {
/* dump the first two frames: 1/7.5*2
* the frame rate of QSXGA is 7.5fps */
msec_wait4stable = 267;
} else if (frame_rate == ov5640_15_fps) {
/* dump the first nine frames: 1/15*9 */
msec_wait4stable = 600;
} else if (frame_rate == ov5640_30_fps) {
/* dump the first nine frames: 1/30*9 */
msec_wait4stable = 300;
}
msleep(msec_wait4stable);
if (mipi_csi2_info) {
unsigned int i;
i = 0;
/* wait for mipi sensor ready */
mipi_reg = mipi_csi2_dphy_status(mipi_csi2_info);
while ((mipi_reg == 0x200) && (i < 10)) {
mipi_reg = mipi_csi2_dphy_status(mipi_csi2_info);
i++;
msleep(10);
}
if (i >= 10) {
pr_err("mipi csi2 can not receive sensor clk!\n");
return -1;
}
i = 0;
/* wait for mipi stable */
mipi_reg = mipi_csi2_get_error1(mipi_csi2_info);
while ((mipi_reg != 0x0) && (i < 10)) {
mipi_reg = mipi_csi2_get_error1(mipi_csi2_info);
i++;
msleep(10);
}
if (i >= 10) {
pr_err("mipi csi2 can not reveive data correctly!\n");
return -1;
}
}
err:
return retval;
}
/* --------------- IOCTL functions from v4l2_int_ioctl_desc --------------- */
static int ioctl_g_ifparm(struct v4l2_int_device *s, struct v4l2_ifparm *p)
{
if (s == NULL) {
pr_err(" ERROR!! no slave device set!\n");
return -1;
}
memset(p, 0, sizeof(*p));
p->u.bt656.clock_curr = ov5640_data.mclk;
pr_debug(" clock_curr=mclk=%d\n", ov5640_data.mclk);
p->if_type = V4L2_IF_TYPE_BT656;
p->u.bt656.mode = V4L2_IF_TYPE_BT656_MODE_NOBT_8BIT;
p->u.bt656.clock_min = OV5640_XCLK_MIN;
p->u.bt656.clock_max = OV5640_XCLK_MAX;
p->u.bt656.bt_sync_correct = 1; /* Indicate external vsync */
return 0;
}
/*!
* ioctl_s_power - V4L2 sensor interface handler for VIDIOC_S_POWER ioctl
* @s: pointer to standard V4L2 device structure
* @on: indicates power mode (on or off)
*
* Turns the power on or off, depending on the value of on and returns the
* appropriate error code.
*/
static int ioctl_s_power(struct v4l2_int_device *s, int on)
{
struct sensor_data *sensor = s->priv;
if (on && !sensor->on) {
if (io_regulator)
if (regulator_enable(io_regulator) != 0)
return -EIO;
if (core_regulator)
if (regulator_enable(core_regulator) != 0)
return -EIO;
if (gpo_regulator)
if (regulator_enable(gpo_regulator) != 0)
return -EIO;
if (analog_regulator)
if (regulator_enable(analog_regulator) != 0)
return -EIO;
/* Make sure power on */
ov5640_standby(0);
} else if (!on && sensor->on) {
if (analog_regulator)
regulator_disable(analog_regulator);
if (core_regulator)
regulator_disable(core_regulator);
if (io_regulator)
regulator_disable(io_regulator);
if (gpo_regulator)
regulator_disable(gpo_regulator);
ov5640_standby(1);
}
sensor->on = on;
return 0;
}
/*!
* ioctl_g_parm - V4L2 sensor interface handler for VIDIOC_G_PARM ioctl
* @s: pointer to standard V4L2 device structure
* @a: pointer to standard V4L2 VIDIOC_G_PARM ioctl structure
*
* Returns the sensor's video CAPTURE parameters.
*/
static int ioctl_g_parm(struct v4l2_int_device *s, struct v4l2_streamparm *a)
{
struct sensor_data *sensor = s->priv;
struct v4l2_captureparm *cparm = &a->parm.capture;
int ret = 0;
switch (a->type) {
/* This is the only case currently handled. */
case V4L2_BUF_TYPE_VIDEO_CAPTURE:
memset(a, 0, sizeof(*a));
a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
cparm->capability = sensor->streamcap.capability;
cparm->timeperframe = sensor->streamcap.timeperframe;
cparm->capturemode = sensor->streamcap.capturemode;
ret = 0;
break;
/* These are all the possible cases. */
case V4L2_BUF_TYPE_VIDEO_OUTPUT:
case V4L2_BUF_TYPE_VIDEO_OVERLAY:
case V4L2_BUF_TYPE_VBI_CAPTURE:
case V4L2_BUF_TYPE_VBI_OUTPUT:
case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE:
case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT:
ret = -EINVAL;
break;
default:
pr_debug(" type is unknown - %d\n", a->type);
ret = -EINVAL;
break;
}
return ret;
}
/*!
* ioctl_s_parm - V4L2 sensor interface handler for VIDIOC_S_PARM ioctl
* @s: pointer to standard V4L2 device structure
* @a: pointer to standard V4L2 VIDIOC_S_PARM ioctl structure
*
* Configures the sensor to use the input parameters, if possible. If
* not possible, reverts to the old parameters and returns the
* appropriate error code.
*/
static int ioctl_s_parm(struct v4l2_int_device *s, struct v4l2_streamparm *a)
{
struct sensor_data *sensor = s->priv;
struct v4l2_fract *timeperframe = &a->parm.capture.timeperframe;
u32 tgt_fps; /* target frames per secound */
enum ov5640_frame_rate frame_rate;
enum ov5640_mode orig_mode;
int ret = 0;
/* Make sure power on */
ov5640_standby(0);
switch (a->type) {
/* This is the only case currently handled. */
case V4L2_BUF_TYPE_VIDEO_CAPTURE:
/* Check that the new frame rate is allowed. */
if ((timeperframe->numerator == 0) ||
(timeperframe->denominator == 0)) {
timeperframe->denominator = DEFAULT_FPS;
timeperframe->numerator = 1;
}
tgt_fps = timeperframe->denominator /
timeperframe->numerator;
if (tgt_fps > MAX_FPS) {
timeperframe->denominator = MAX_FPS;
timeperframe->numerator = 1;
} else if (tgt_fps < MIN_FPS) {
timeperframe->denominator = MIN_FPS;
timeperframe->numerator = 1;
}
/* Actual frame rate we use */
tgt_fps = timeperframe->denominator /
timeperframe->numerator;
if (tgt_fps == 15)
frame_rate = ov5640_15_fps;
else if (tgt_fps == 30)
frame_rate = ov5640_30_fps;
else {
pr_err(" The camera frame rate is not supported!\n");
return -EINVAL;
}
orig_mode = sensor->streamcap.capturemode;
ret = ov5640_init_mode(frame_rate,
(u32)a->parm.capture.capturemode, orig_mode);
if (ret < 0)
return ret;
sensor->streamcap.timeperframe = *timeperframe;
sensor->streamcap.capturemode =
(u32)a->parm.capture.capturemode;
break;
/* These are all the possible cases. */
case V4L2_BUF_TYPE_VIDEO_OUTPUT:
case V4L2_BUF_TYPE_VIDEO_OVERLAY:
case V4L2_BUF_TYPE_VBI_CAPTURE:
case V4L2_BUF_TYPE_VBI_OUTPUT:
case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE:
case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT:
pr_debug(" type is not " \
"V4L2_BUF_TYPE_VIDEO_CAPTURE but %d\n",
a->type);
ret = -EINVAL;
break;
default:
pr_debug(" type is unknown - %d\n", a->type);
ret = -EINVAL;
break;
}
return ret;
}
/*!
* ioctl_g_fmt_cap - V4L2 sensor interface handler for ioctl_g_fmt_cap
* @s: pointer to standard V4L2 device structure
* @f: pointer to standard V4L2 v4l2_format structure
*
* Returns the sensor's current pixel format in the v4l2_format
* parameter.
*/
static int ioctl_g_fmt_cap(struct v4l2_int_device *s, struct v4l2_format *f)
{
struct sensor_data *sensor = s->priv;
f->fmt.pix = sensor->pix;
return 0;
}
/*!
* ioctl_g_ctrl - V4L2 sensor interface handler for VIDIOC_G_CTRL ioctl
* @s: pointer to standard V4L2 device structure
* @vc: standard V4L2 VIDIOC_G_CTRL ioctl structure
*
* If the requested control is supported, returns the control's current
* value from the video_control[] array. Otherwise, returns -EINVAL
* if the control is not supported.
*/
static int ioctl_g_ctrl(struct v4l2_int_device *s, struct v4l2_control *vc)
{
int ret = 0;
switch (vc->id) {
case V4L2_CID_BRIGHTNESS:
vc->value = ov5640_data.brightness;
break;
case V4L2_CID_HUE:
vc->value = ov5640_data.hue;
break;
case V4L2_CID_CONTRAST:
vc->value = ov5640_data.contrast;
break;
case V4L2_CID_SATURATION:
vc->value = ov5640_data.saturation;
break;
case V4L2_CID_RED_BALANCE:
vc->value = ov5640_data.red;
break;
case V4L2_CID_BLUE_BALANCE:
vc->value = ov5640_data.blue;
break;
case V4L2_CID_EXPOSURE:
vc->value = ov5640_data.ae_mode;
break;
default:
ret = -EINVAL;
}
return ret;
}
/*!
* ioctl_s_ctrl - V4L2 sensor interface handler for VIDIOC_S_CTRL ioctl
* @s: pointer to standard V4L2 device structure
* @vc: standard V4L2 VIDIOC_S_CTRL ioctl structure
*
* If the requested control is supported, sets the control's current
* value in HW (and updates the video_control[] array). Otherwise,
* returns -EINVAL if the control is not supported.
*/
static int ioctl_s_ctrl(struct v4l2_int_device *s, struct v4l2_control *vc)
{
int retval = 0;
pr_debug("In ov5640:ioctl_s_ctrl %d\n",
vc->id);
switch (vc->id) {
case V4L2_CID_BRIGHTNESS:
break;
case V4L2_CID_CONTRAST:
break;
case V4L2_CID_SATURATION:
break;
case V4L2_CID_HUE:
break;
case V4L2_CID_AUTO_WHITE_BALANCE:
break;
case V4L2_CID_DO_WHITE_BALANCE:
break;
case V4L2_CID_RED_BALANCE:
break;
case V4L2_CID_BLUE_BALANCE:
break;
case V4L2_CID_GAMMA:
break;
case V4L2_CID_EXPOSURE:
break;
case V4L2_CID_AUTOGAIN:
break;
case V4L2_CID_GAIN:
break;
case V4L2_CID_HFLIP:
break;
case V4L2_CID_VFLIP:
break;
default:
retval = -EPERM;
break;
}
return retval;
}
/*!
* ioctl_enum_framesizes - V4L2 sensor interface handler for
* VIDIOC_ENUM_FRAMESIZES ioctl
* @s: pointer to standard V4L2 device structure
* @fsize: standard V4L2 VIDIOC_ENUM_FRAMESIZES ioctl structure
*
* Return 0 if successful, otherwise -EINVAL.
*/
static int ioctl_enum_framesizes(struct v4l2_int_device *s,
struct v4l2_frmsizeenum *fsize)
{
if (fsize->index > ov5640_mode_MAX)
return -EINVAL;
fsize->pixel_format = ov5640_data.pix.pixelformat;
fsize->discrete.width =
max(ov5640_mode_info_data[0][fsize->index].width,
ov5640_mode_info_data[1][fsize->index].width);
fsize->discrete.height =
max(ov5640_mode_info_data[0][fsize->index].height,
ov5640_mode_info_data[1][fsize->index].height);
return 0;
}
/*!
* ioctl_enum_frameintervals - V4L2 sensor interface handler for
* VIDIOC_ENUM_FRAMEINTERVALS ioctl
* @s: pointer to standard V4L2 device structure
* @fival: standard V4L2 VIDIOC_ENUM_FRAMEINTERVALS ioctl structure
*
* Return 0 if successful, otherwise -EINVAL.
*/
static int ioctl_enum_frameintervals(struct v4l2_int_device *s,
struct v4l2_frmivalenum *fival)
{
int i, j, count = 0;
fival->type = V4L2_FRMIVAL_TYPE_DISCRETE;
fival->discrete.numerator = 1;
for (i = 0; i < ARRAY_SIZE(ov5640_mode_info_data); i++)
for (j = 0; j < (ov5640_mode_MAX + 1); j++)
if (fival->pixel_format == ov5640_data.pix.pixelformat
&& fival->width == ov5640_mode_info_data[i][j].width
&& fival->height == ov5640_mode_info_data[i][j].height
&& ov5640_mode_info_data[i][j].init_data_ptr != NULL
&& fival->index == count++) {
fival->discrete.denominator =
ov5640_framerates[i];
return 0;
}
return -EINVAL;
}
/*!
* ioctl_g_chip_ident - V4L2 sensor interface handler for
* VIDIOC_DBG_G_CHIP_IDENT ioctl
* @s: pointer to standard V4L2 device structure
* @id: pointer to int
*
* Return 0.
*/
static int ioctl_g_chip_ident(struct v4l2_int_device *s, int *id)
{
((struct v4l2_dbg_chip_ident *)id)->match.type =
V4L2_CHIP_MATCH_I2C_DRIVER;
strcpy(((struct v4l2_dbg_chip_ident *)id)->match.name,
"ov5640_mipi_camera");
return 0;
}
/*!
* ioctl_init - V4L2 sensor interface handler for VIDIOC_INT_INIT
* @s: pointer to standard V4L2 device structure
*/
static int ioctl_init(struct v4l2_int_device *s)
{
return 0;
}
/*!
* ioctl_enum_fmt_cap - V4L2 sensor interface handler for VIDIOC_ENUM_FMT
* @s: pointer to standard V4L2 device structure
* @fmt: pointer to standard V4L2 fmt description structure
*
* Return 0.
*/
static int ioctl_enum_fmt_cap(struct v4l2_int_device *s,
struct v4l2_fmtdesc *fmt)
{
if (fmt->index > ov5640_mode_MAX)
return -EINVAL;
fmt->pixelformat = ov5640_data.pix.pixelformat;
return 0;
}
/*!
* ioctl_dev_init - V4L2 sensor interface handler for vidioc_int_dev_init_num
* @s: pointer to standard V4L2 device structure
*
* Initialise the device when slave attaches to the master.
*/
static int ioctl_dev_init(struct v4l2_int_device *s)
{
struct sensor_data *sensor = s->priv;
u32 tgt_xclk; /* target xclk */
u32 tgt_fps; /* target frames per secound */
int ret;
enum ov5640_frame_rate frame_rate;
void *mipi_csi2_info;
ov5640_data.on = true;
/* mclk */
tgt_xclk = ov5640_data.mclk;
tgt_xclk = min(tgt_xclk, (u32)OV5640_XCLK_MAX);
tgt_xclk = max(tgt_xclk, (u32)OV5640_XCLK_MIN);
ov5640_data.mclk = tgt_xclk;
pr_debug(" Setting mclk to %d MHz\n", tgt_xclk / 1000000);
/* Default camera frame rate is set in probe */
tgt_fps = sensor->streamcap.timeperframe.denominator /
sensor->streamcap.timeperframe.numerator;
if (tgt_fps == 15)
frame_rate = ov5640_15_fps;
else if (tgt_fps == 30)
frame_rate = ov5640_30_fps;
else
return -EINVAL; /* Only support 15fps or 30fps now. */
mipi_csi2_info = mipi_csi2_get_info();
/* enable mipi csi2 */
if (mipi_csi2_info)
mipi_csi2_enable(mipi_csi2_info);
else {
printk(KERN_ERR "%s() in %s: Fail to get mipi_csi2_info!\n",
__func__, __FILE__);
return -EPERM;
}
ret = ov5640_init_mode(frame_rate, ov5640_mode_INIT, ov5640_mode_INIT);
return ret;
}
/*!
* ioctl_dev_exit - V4L2 sensor interface handler for vidioc_int_dev_exit_num
* @s: pointer to standard V4L2 device structure
*
* Delinitialise the device when slave detaches to the master.
*/
static int ioctl_dev_exit(struct v4l2_int_device *s)
{
void *mipi_csi2_info;
mipi_csi2_info = mipi_csi2_get_info();
/* disable mipi csi2 */
if (mipi_csi2_info)
if (mipi_csi2_get_status(mipi_csi2_info))
mipi_csi2_disable(mipi_csi2_info);
return 0;
}
/*!
* This structure defines all the ioctls for this module and links them to the
* enumeration.
*/
static struct v4l2_int_ioctl_desc ov5640_ioctl_desc[] = {
{vidioc_int_dev_init_num, (v4l2_int_ioctl_func *) ioctl_dev_init},
{vidioc_int_dev_exit_num, ioctl_dev_exit},
{vidioc_int_s_power_num, (v4l2_int_ioctl_func *) ioctl_s_power},
{vidioc_int_g_ifparm_num, (v4l2_int_ioctl_func *) ioctl_g_ifparm},
/* {vidioc_int_g_needs_reset_num,
(v4l2_int_ioctl_func *)ioctl_g_needs_reset}, */
/* {vidioc_int_reset_num, (v4l2_int_ioctl_func *)ioctl_reset}, */
{vidioc_int_init_num, (v4l2_int_ioctl_func *) ioctl_init},
{vidioc_int_enum_fmt_cap_num,
(v4l2_int_ioctl_func *) ioctl_enum_fmt_cap},
/* {vidioc_int_try_fmt_cap_num,
(v4l2_int_ioctl_func *)ioctl_try_fmt_cap}, */
{vidioc_int_g_fmt_cap_num, (v4l2_int_ioctl_func *) ioctl_g_fmt_cap},
/* {vidioc_int_s_fmt_cap_num, (v4l2_int_ioctl_func *) ioctl_s_fmt_cap}, */
{vidioc_int_g_parm_num, (v4l2_int_ioctl_func *) ioctl_g_parm},
{vidioc_int_s_parm_num, (v4l2_int_ioctl_func *) ioctl_s_parm},
/* {vidioc_int_queryctrl_num, (v4l2_int_ioctl_func *)ioctl_queryctrl}, */
{vidioc_int_g_ctrl_num, (v4l2_int_ioctl_func *) ioctl_g_ctrl},
{vidioc_int_s_ctrl_num, (v4l2_int_ioctl_func *) ioctl_s_ctrl},
{vidioc_int_enum_framesizes_num,
(v4l2_int_ioctl_func *) ioctl_enum_framesizes},
{vidioc_int_enum_frameintervals_num,
(v4l2_int_ioctl_func *) ioctl_enum_frameintervals},
{vidioc_int_g_chip_ident_num,
(v4l2_int_ioctl_func *) ioctl_g_chip_ident},
};
static struct v4l2_int_slave ov5640_slave = {
.ioctls = ov5640_ioctl_desc,
.num_ioctls = ARRAY_SIZE(ov5640_ioctl_desc),
};
static struct v4l2_int_device ov5640_int_device = {
.module = THIS_MODULE,
.name = "ov564x",
.type = v4l2_int_type_slave,
.u = {
.slave = &ov5640_slave,
},
};
/*!
* ov5640 I2C probe function
*
* @param adapter struct i2c_adapter *
* @return Error code indicating success or failure
*/
static int ov5640_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct device *dev = &client->dev;
int retval;
u8 chip_id_high, chip_id_low;
/* request power down pin */
pwn_gpio = of_get_named_gpio(dev->of_node, "pwn-gpios", 0);
if (!gpio_is_valid(pwn_gpio)) {
dev_warn(dev, "no sensor pwdn pin available");
return -EINVAL;
}
retval = devm_gpio_request_one(dev, pwn_gpio, GPIOF_OUT_INIT_HIGH,
"ov5640_mipi_pwdn");
if (retval < 0)
return retval;
/* request reset pin */
rst_gpio = of_get_named_gpio(dev->of_node, "rst-gpios", 0);
if (!gpio_is_valid(rst_gpio)) {
dev_warn(dev, "no sensor reset pin available");
return -EINVAL;
}
retval = devm_gpio_request_one(dev, rst_gpio, GPIOF_OUT_INIT_HIGH,
"ov5640_mipi_reset");
if (retval < 0)
return retval;
/* Set initial values for the sensor struct. */
memset(&ov5640_data, 0, sizeof(ov5640_data));
ov5640_data.sensor_clk = devm_clk_get(dev, "csi_mclk");
if (IS_ERR(ov5640_data.sensor_clk)) {
/* assuming clock enabled by default */
ov5640_data.sensor_clk = NULL;
dev_err(dev, "clock-frequency missing or invalid\n");
return PTR_ERR(ov5640_data.sensor_clk);
}
retval = of_property_read_u32(dev->of_node, "mclk",
&(ov5640_data.mclk));
if (retval) {
dev_err(dev, "mclk missing or invalid\n");
return retval;
}
retval = of_property_read_u32(dev->of_node, "mclk_source",
(u32 *) &(ov5640_data.mclk_source));
if (retval) {
dev_err(dev, "mclk_source missing or invalid\n");
return retval;
}
retval = of_property_read_u32(dev->of_node, "csi_id",
&(ov5640_data.csi));
if (retval) {
dev_err(dev, "csi id missing or invalid\n");
return retval;
}
clk_prepare_enable(ov5640_data.sensor_clk);
ov5640_data.io_init = ov5640_reset;
ov5640_data.i2c_client = client;
ov5640_data.pix.pixelformat = V4L2_PIX_FMT_UYVY;
ov5640_data.pix.width = 640;
ov5640_data.pix.height = 480;
ov5640_data.streamcap.capability = V4L2_MODE_HIGHQUALITY |
V4L2_CAP_TIMEPERFRAME;
ov5640_data.streamcap.capturemode = 0;
ov5640_data.streamcap.timeperframe.denominator = DEFAULT_FPS;
ov5640_data.streamcap.timeperframe.numerator = 1;
ov5640_power_on(dev);
ov5640_reset();
ov5640_standby(0);
retval = ov5640_read_reg(OV5640_CHIP_ID_HIGH_BYTE, &chip_id_high);
if (retval < 0 || chip_id_high != 0x56) {
pr_warning("camera ov5640_mipi is not found\n");
clk_disable_unprepare(ov5640_data.sensor_clk);
return -ENODEV;
}
retval = ov5640_read_reg(OV5640_CHIP_ID_LOW_BYTE, &chip_id_low);
if (retval < 0 || chip_id_low != 0x40) {
pr_warning("camera ov5640_mipi is not found\n");
clk_disable_unprepare(ov5640_data.sensor_clk);
return -ENODEV;
}
ov5640_standby(1);
ov5640_int_device.priv = &ov5640_data;
retval = v4l2_int_device_register(&ov5640_int_device);
clk_disable_unprepare(ov5640_data.sensor_clk);
pr_info("camera ov5640_mipi is found\n");
return retval;
}
/*!
* ov5640 I2C detach function
*
* @param client struct i2c_client *
* @return Error code indicating success or failure
*/
static int ov5640_remove(struct i2c_client *client)
{
v4l2_int_device_unregister(&ov5640_int_device);
if (gpo_regulator)
regulator_disable(gpo_regulator);
if (analog_regulator)
regulator_disable(analog_regulator);
if (core_regulator)
regulator_disable(core_regulator);
if (io_regulator)
regulator_disable(io_regulator);
return 0;
}
/*!
* ov5640 init function
* Called by insmod ov5640_camera.ko.
*
* @return Error code indicating success or failure
*/
static __init int ov5640_init(void)
{
u8 err;
err = i2c_add_driver(&ov5640_i2c_driver);
if (err != 0)
pr_err("%s:driver registration failed, error=%d\n",
__func__, err);
return err;
}
/*!
* OV5640 cleanup function
* Called on rmmod ov5640_camera.ko
*
* @return Error code indicating success or failure
*/
static void __exit ov5640_clean(void)
{
i2c_del_driver(&ov5640_i2c_driver);
}
module_init(ov5640_init);
module_exit(ov5640_clean);
MODULE_AUTHOR("Freescale Semiconductor, Inc.");
MODULE_DESCRIPTION("OV5640 MIPI Camera Driver");
MODULE_LICENSE("GPL");
MODULE_VERSION("1.0");
MODULE_ALIAS("CSI");