diff --git a/drivers/media/i2c/soc_camera/rockchip/Kconfig b/drivers/media/i2c/soc_camera/rockchip/Kconfig index 8d56d32b7327..ba48a89fcc81 100644 --- a/drivers/media/i2c/soc_camera/rockchip/Kconfig +++ b/drivers/media/i2c/soc_camera/rockchip/Kconfig @@ -82,3 +82,10 @@ config VIDEO_OV9750 default n ---help--- This is ov9750 camera driver adapt to rockchip cif isp platform. + +config VIDEO_ov5640 + tristate "ov5640 driver adapt to rockchip cif isp platform" + depends on VIDEO_V4L2 && VIDEO_RK_CIF_ISP10 && I2C + default n + help + This is ov5640 camera driver adapt to rockchip cif isp platform. diff --git a/drivers/media/i2c/soc_camera/rockchip/Makefile b/drivers/media/i2c/soc_camera/rockchip/Makefile index 73e2492ad725..55fd7ea478d8 100644 --- a/drivers/media/i2c/soc_camera/rockchip/Makefile +++ b/drivers/media/i2c/soc_camera/rockchip/Makefile @@ -11,3 +11,4 @@ obj-$(CONFIG_VIDEO_NT99230) += ov_camera_module.o rk_camera_module.o nt99230_v4l obj-$(CONFIG_VIDEO_OV13850) += ov_camera_module.o rk_camera_module.o ov13850_v4l2-i2c-subdev.o obj-$(CONFIG_VIDEO_OV9281) += ov_camera_module.o rk_camera_module.o ov9281_v4l2-i2c-subdev.o obj-$(CONFIG_VIDEO_OV9750) += ov_camera_module.o rk_camera_module.o ov9750_v4l2-i2c-subdev.o +obj-$(CONFIG_VIDEO_ov5640) += ov_camera_module.o rk_camera_module.o ov5640_v4l2-i2c-subdev.o diff --git a/drivers/media/i2c/soc_camera/rockchip/ov5640_v4l2-i2c-subdev.c b/drivers/media/i2c/soc_camera/rockchip/ov5640_v4l2-i2c-subdev.c new file mode 100644 index 000000000000..f8d5c303f08c --- /dev/null +++ b/drivers/media/i2c/soc_camera/rockchip/ov5640_v4l2-i2c-subdev.c @@ -0,0 +1,1083 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * ov5640 sensor driver + * + * Copyright (C) 2016 Fuzhou Rockchip Electronics Co., Ltd. + * + * Copyright (C) 2012-2014 Intel Mobile Communications GmbH + * + * Copyright (C) 2008 Texas Instruments. + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include "ov_camera_module.h" + +#define ov5640_DRIVER_NAME "ov5640" + +#define ov5640_FETCH_LSB_GAIN(VAL) ((VAL) & 0x00ff) +#define ov5640_FETCH_MSB_GAIN(VAL) (((VAL) >> 8) & 0xff) +#define ov5640_AEC_PK_LONG_GAIN_HIGH_REG 0x350a /* Real gain Bits 6-13 */ +#define ov5640_AEC_PK_LONG_GAIN_LOW_REG 0x350b /* Real gain Bits 0-5 */ + +#define ov5640_AEC_PK_LONG_EXPO_3RD_REG 0x3500 /* Exposure Bits 16-19 */ +#define ov5640_AEC_PK_LONG_EXPO_2ND_REG 0x3501 /* Exposure Bits 8-15 */ +#define ov5640_AEC_PK_LONG_EXPO_1ST_REG 0x3502 /* Exposure Bits 0-7 */ + +#define ov5640_AEC_GROUP_UPDATE_ADDRESS 0x3212 +#define ov5640_AEC_GROUP_UPDATE_START_DATA 0x00 +#define ov5640_AEC_GROUP_UPDATE_END_DATA 0x10 +#define ov5640_AEC_GROUP_UPDATE_END_LAUNCH 0xA0 + +#define ov5640_FETCH_3RD_BYTE_EXP(VAL) (((VAL) >> 16) & 0xF) /* 4 Bits */ +#define ov5640_FETCH_2ND_BYTE_EXP(VAL) (((VAL) >> 8) & 0xFF) /* 8 Bits */ +#define ov5640_FETCH_1ST_BYTE_EXP(VAL) ((VAL) & 0xFF) /* 8 Bits */ + +#define ov5640_PIDH_ADDR 0x300a +#define ov5640_PIDL_ADDR 0x300b + +#define ov5640_TIMING_VTS_HIGH_REG 0x380e +#define ov5640_TIMING_VTS_LOW_REG 0x380f +#define ov5640_TIMING_HTS_HIGH_REG 0x380c +#define ov5640_TIMING_HTS_LOW_REG 0x380d +#define ov5640_INTEGRATION_TIME_MARGIN 8 +#define ov5640_FINE_INTG_TIME_MIN 0 +#define ov5640_FINE_INTG_TIME_MAX_MARGIN 0 +#define ov5640_COARSE_INTG_TIME_MIN 16 +#define ov5640_COARSE_INTG_TIME_MAX_MARGIN 4 +#define ov5640_TIMING_X_INC 0x3814 +#define ov5640_TIMING_Y_INC 0x3815 +#define ov5640_HORIZONTAL_START_HIGH_REG 0x3800 +#define ov5640_HORIZONTAL_START_LOW_REG 0x3801 +#define ov5640_VERTICAL_START_HIGH_REG 0x3802 +#define ov5640_VERTICAL_START_LOW_REG 0x3803 +#define ov5640_HORIZONTAL_END_HIGH_REG 0x3804 +#define ov5640_HORIZONTAL_END_LOW_REG 0x3805 +#define ov5640_VERTICAL_END_HIGH_REG 0x3806 +#define ov5640_VERTICAL_END_LOW_REG 0x3807 +#define ov5640_HORIZONTAL_OUTPUT_SIZE_HIGH_REG 0x3808 +#define ov5640_HORIZONTAL_OUTPUT_SIZE_LOW_REG 0x3809 +#define ov5640_VERTICAL_OUTPUT_SIZE_HIGH_REG 0x380a +#define ov5640_VERTICAL_OUTPUT_SIZE_LOW_REG 0x380b +#define ov5640_FLIP_REG 0x3820 +#define ov5640_MIRROR_REG 0x3821 + +#define ov5640_EXT_CLK 24000000 +#define ov5640_FULL_SIZE_RESOLUTION_WIDTH 2592 +/* High byte of product ID */ +#define ov5640_PIDH_MAGIC 0x56 +/* Low byte of product ID */ +#define ov5640_PIDL_MAGIC 0x40 + +static struct ov_camera_module ov5640; +static struct ov_camera_module_custom_config ov5640_custom_config; + +/* ======================================================================== */ +/* Base sensor configs */ +/* ======================================================================== */ +static struct ov_camera_module_reg ov5640_init_tab_800_600_30fps[] = { + /* OV5640_g_aRegDescription */ + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3103, 0x11}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3008, 0x82}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3008, 0x42}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3103, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3017, 0xff}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3018, 0xff}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3034, 0x1a}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3035, 0x21}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3036, 0x46}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3037, 0x13}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3108, 0x01}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3630, 0x36}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3631, 0x0e}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3632, 0xe2}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3633, 0x12}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3621, 0xe0}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3704, 0xa0}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3703, 0x5a}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3715, 0x78}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3717, 0x01}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x370b, 0x60}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3705, 0x1a}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3905, 0x02}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3906, 0x10}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3901, 0x0a}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3731, 0x12}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3600, 0x08}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3601, 0x33}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x302d, 0x60}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3620, 0x52}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x371b, 0x20}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x471c, 0x50}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a13, 0x43}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a18, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a19, 0x78}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3635, 0x13}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3636, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3634, 0x40}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3622, 0x01}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3c01, 0x34}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3c04, 0x28}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3c05, 0x98}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3c06, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3c07, 0x08}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3c08, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3c09, 0x1c}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3c0a, 0x9c}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3c0b, 0x40}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3820, 0x41}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3821, 0x07}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3814, 0x31}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3815, 0x31}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3800, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3801, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3802, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3803, 0x04}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3804, 0x0a}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3805, 0x3f}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3806, 0x07}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3807, 0x9b}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3808, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3809, 0x20}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x380a, 0x02}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x380b, 0x58}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x380c, 0x07}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x380d, 0x68}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x380e, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x380f, 0xd8}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3810, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3811, 0x10}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3812, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3813, 0x06}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3618, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3612, 0x29}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3708, 0x64}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3709, 0x52}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x370c, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a02, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a03, 0xd8}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a08, 0x01}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a09, 0x27}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a0a, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a0b, 0xf6}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a0e, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a0d, 0x04}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a14, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a15, 0xd8}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x4001, 0x02}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x4004, 0x02}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3000, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3002, 0x1c}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3004, 0xff}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3006, 0xc3}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x300e, 0x58}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x302e, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x4740, 0x20}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x4300, 0x32},/* uyvy:0x32,yuyv:0x30 */ + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x501f, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x4713, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x4407, 0x04}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x440e, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x460b, 0x35}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x460c, 0x20}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x4837, 0x22}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3824, 0x02}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5000, 0xa7}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5001, 0xa3}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5180, 0xff}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5181, 0xf2}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5182, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5183, 0x14}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5184, 0x25}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5185, 0x24}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5186, 0x0f}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5187, 0x0f}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5188, 0x0f}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5189, 0x80}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x518a, 0x5d}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x518b, 0xe3}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x518c, 0xa7}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x518d, 0x40}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x518e, 0x33}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x518f, 0x5e}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5190, 0x4e}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5191, 0xf8}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5192, 0x04}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5193, 0x70}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5194, 0xf0}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5195, 0xf0}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5196, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5197, 0x01}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5198, 0x06}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5199, 0xd0}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x519a, 0x04}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x519b, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x519c, 0x04}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x519d, 0x87}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x519e, 0x38}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5381, 0x27}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5382, 0x41}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5383, 0x18}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5384, 0x0d}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5385, 0x59}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5386, 0x66}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5387, 0x63}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5388, 0x55}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5389, 0x0f}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x538a, 0x01}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x538b, 0x98}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5300, 0x08}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5301, 0x30}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5302, 0x10}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5303, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5304, 0x08}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5305, 0x30}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5306, 0x08}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5307, 0x16}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5309, 0x08}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x530a, 0x30}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x530b, 0x04}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x530c, 0x06}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5480, 0x01}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5481, 0x08}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5482, 0x14}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5483, 0x28}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5484, 0x51}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5485, 0x65}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5486, 0x71}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5487, 0x7d}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5488, 0x87}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5489, 0x91}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x548a, 0x9a}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x548b, 0xaa}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x548c, 0xb8}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x548d, 0xcd}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x548e, 0xdd}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x548f, 0xea}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5490, 0x1d}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5580, 0x02}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5583, 0x40}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5584, 0x10}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5589, 0x10}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x558a, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x558b, 0xf8}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5800, 0x23}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5801, 0x14}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5802, 0x0f}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5803, 0x0f}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5804, 0x12}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5805, 0x26}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5806, 0x0c}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5807, 0x08}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5808, 0x05}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5809, 0x05}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x580a, 0x08}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x580b, 0x0d}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x580c, 0x08}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x580d, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x580e, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x580f, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5810, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5811, 0x09}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5812, 0x07}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5813, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5814, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5815, 0x01}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5816, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5817, 0x08}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5818, 0x0d}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5819, 0x08}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x581a, 0x05}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x581b, 0x06}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x581c, 0x08}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x581d, 0x0e}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x581e, 0x29}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x581f, 0x17}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5820, 0x11}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5821, 0x11}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5822, 0x15}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5823, 0x28}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5824, 0x46}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5825, 0x26}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5826, 0x08}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5827, 0x26}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5828, 0x64}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5829, 0x26}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x582a, 0x24}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x582b, 0x22}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x582c, 0x24}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x582d, 0x24}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x582e, 0x06}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x582f, 0x22}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5830, 0x40}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5831, 0x42}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5832, 0x24}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5833, 0x26}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5834, 0x24}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5835, 0x22}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5836, 0x22}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5837, 0x26}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5838, 0x44}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5839, 0x24}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x583a, 0x26}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x583b, 0x28}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x583c, 0x42}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x583d, 0xce}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5025, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a0f, 0x30}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a10, 0x28}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a1b, 0x30}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a1e, 0x26}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a11, 0x60}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a1f, 0x14}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3008, 0x02}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3503, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3c07, 0x08}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3820, 0x41}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3821, 0x07}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3814, 0x31}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3815, 0x31}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3803, 0x04}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3806, 0x07}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3807, 0x9b}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3808, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3809, 0x20}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x380a, 0x02}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x380b, 0x58}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x380c, 0x07}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x380d, 0x68}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x380e, 0x04}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x380f, 0x0a}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3813, 0x06}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3618, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3612, 0x29}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3709, 0x52}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x370c, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a02, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a03, 0xd8}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a08, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a09, 0x94}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a0a, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a0b, 0x7b}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a0e, 0x06}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a0d, 0x07}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a14, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a15, 0xd8}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x4004, 0x02}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3002, 0x1c}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x4713, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3035, 0x21}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3036, 0x46}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x4837, 0x22}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3824, 0x02}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5001, 0xa3}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x4005, 0x1a}, + /* OV5640_g_svga */ + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3503, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a00, 0x7c}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3c07, 0x08}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3820, 0x41}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3821, 0x07}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3814, 0x31}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3815, 0x31}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3803, 0x04}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3806, 0x07}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3807, 0x9b}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3808, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3809, 0x20}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x380a, 0x02}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x380b, 0x58}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x380c, 0x07}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x380d, 0x68}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x380e, 0x04}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x380f, 0x0a}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3813, 0x06}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3618, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3612, 0x29}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3709, 0x52}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x370c, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a02, 0x08}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a03, 0x14}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a08, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a09, 0x94}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a0a, 0x00}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a0b, 0x7b}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a0e, 0x06}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a0d, 0x07}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a14, 0x08}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3a15, 0x14}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x4004, 0x02}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3002, 0x1c}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x4713, 0x03}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3035, 0x21}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3036, 0x46}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x4837, 0x22}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x3824, 0x02}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x5001, 0xa3}, + {OV_CAMERA_MODULE_REG_TYPE_DATA, 0x503d, 0x80}, +}; + +/* ======================================================================== */ + +static struct ov_camera_module_config ov5640_configs[] = { + { + .name = "800x600_30fps", + .frm_fmt = { + .width = 800, + .height = 600, + .code = MEDIA_BUS_FMT_UYVY8_2X8 + }, + .frm_intrvl = { + .interval = { + .numerator = 1, + .denominator = 30 + } + }, + .auto_exp_enabled = false, + .auto_gain_enabled = false, + .auto_wb_enabled = false, + .reg_table = (void *)ov5640_init_tab_800_600_30fps, + .reg_table_num_entries = + sizeof(ov5640_init_tab_800_600_30fps) / + sizeof(ov5640_init_tab_800_600_30fps[0]), + .v_blanking_time_us = 1000, + PLTFRM_CAM_ITF_DVP_CFG( + PLTFRM_CAM_ITF_BT601_8, + PLTFRM_CAM_SIGNAL_LOW_LEVEL, + PLTFRM_CAM_SIGNAL_HIGH_LEVEL, + PLTFRM_CAM_SDR_NEG_EDG, + ov5640_EXT_CLK) + } +}; + +/*--------------------------------------------------------------------------*/ + +static int ov5640_g_VTS(struct ov_camera_module *cam_mod, u32 *vts) +{ + u32 msb, lsb; + int ret; + + ov_camera_module_pr_debug(cam_mod, "\n"); + ret = ov_camera_module_read_reg_table( + cam_mod, + ov5640_TIMING_VTS_HIGH_REG, + &msb); + if (IS_ERR_VALUE(ret)) + goto err; + + ret = ov_camera_module_read_reg_table( + cam_mod, + ov5640_TIMING_VTS_LOW_REG, + &lsb); + if (IS_ERR_VALUE(ret)) + goto err; + + *vts = (msb << 8) | lsb; + cam_mod->vts_cur = *vts; + + return 0; +err: + ov_camera_module_pr_err(cam_mod, + "failed with error (%d)\n", ret); + return ret; +} + +/*--------------------------------------------------------------------------*/ + +static int ov5640_auto_adjust_fps(struct ov_camera_module *cam_mod, + u32 exp_time) +{ + int ret; + u32 vts; + + ov_camera_module_pr_debug(cam_mod, "\n"); + if ((cam_mod->exp_config.exp_time + ov5640_COARSE_INTG_TIME_MAX_MARGIN) + > cam_mod->vts_min) + vts = cam_mod->exp_config.exp_time + + ov5640_COARSE_INTG_TIME_MAX_MARGIN; + else + vts = cam_mod->vts_min; + ret = ov_camera_module_write_reg(cam_mod, + ov5640_TIMING_VTS_LOW_REG, + vts & 0xFF); + ret |= ov_camera_module_write_reg(cam_mod, + ov5640_TIMING_VTS_HIGH_REG, + (vts >> 8) & 0xFF); + + if (IS_ERR_VALUE(ret)) { + ov_camera_module_pr_err(cam_mod, + "failed with error (%d)\n", ret); + } else { + ov_camera_module_pr_debug(cam_mod, + "updated vts = %d,vts_min=%d\n", vts, cam_mod->vts_min); + cam_mod->vts_cur = vts; + } + + return ret; +} + +/*--------------------------------------------------------------------------*/ + +static int ov5640_write_aec(struct ov_camera_module *cam_mod) +{ + int ret = 0; + + ov_camera_module_pr_debug(cam_mod, + "exp_time = %d, gain = %d, flash_mode = %d\n", + cam_mod->exp_config.exp_time, + cam_mod->exp_config.gain, + cam_mod->exp_config.flash_mode); + + /* + * if the sensor is already streaming, write to shadow registers, + * if the sensor is in SW standby, write to active registers, + * if the sensor is off/registers are not writeable, do nothing + */ + if (cam_mod->state == OV_CAMERA_MODULE_SW_STANDBY || + cam_mod->state == OV_CAMERA_MODULE_STREAMING) { + u32 a_gain = cam_mod->exp_config.gain; + u32 exp_time; + + a_gain = a_gain > 0x7ff ? 0x7ff : a_gain; + a_gain = a_gain * cam_mod->exp_config.gain_percent / 100; + exp_time = cam_mod->exp_config.exp_time << 4; + if (cam_mod->state == OV_CAMERA_MODULE_STREAMING) + ret = ov_camera_module_write_reg(cam_mod, + ov5640_AEC_GROUP_UPDATE_ADDRESS, + ov5640_AEC_GROUP_UPDATE_START_DATA); + if (!IS_ERR_VALUE(ret) && cam_mod->auto_adjust_fps) + ret = ov5640_auto_adjust_fps(cam_mod, + cam_mod->exp_config.exp_time); + ret |= ov_camera_module_write_reg(cam_mod, + ov5640_AEC_PK_LONG_GAIN_HIGH_REG, + ov5640_FETCH_MSB_GAIN(a_gain)); + ret |= ov_camera_module_write_reg(cam_mod, + ov5640_AEC_PK_LONG_GAIN_LOW_REG, + ov5640_FETCH_LSB_GAIN(a_gain)); + ret |= ov_camera_module_write_reg(cam_mod, + ov5640_AEC_PK_LONG_EXPO_3RD_REG, + ov5640_FETCH_3RD_BYTE_EXP(exp_time)); + ret |= ov_camera_module_write_reg(cam_mod, + ov5640_AEC_PK_LONG_EXPO_2ND_REG, + ov5640_FETCH_2ND_BYTE_EXP(exp_time)); + ret |= ov_camera_module_write_reg(cam_mod, + ov5640_AEC_PK_LONG_EXPO_1ST_REG, + ov5640_FETCH_1ST_BYTE_EXP(exp_time)); + if (cam_mod->state == OV_CAMERA_MODULE_STREAMING) { + ret = ov_camera_module_write_reg(cam_mod, + ov5640_AEC_GROUP_UPDATE_ADDRESS, + ov5640_AEC_GROUP_UPDATE_END_DATA); + ret |= ov_camera_module_write_reg(cam_mod, + ov5640_AEC_GROUP_UPDATE_ADDRESS, + ov5640_AEC_GROUP_UPDATE_END_LAUNCH); + } + } + + if (IS_ERR_VALUE(ret)) + ov_camera_module_pr_err(cam_mod, + "failed with error (%d)\n", ret); + return ret; +} + +/*--------------------------------------------------------------------------*/ + +static int ov5640_g_ctrl(struct ov_camera_module *cam_mod, u32 ctrl_id) +{ + int ret = 0; + + ov_camera_module_pr_debug(cam_mod, "\n"); + + switch (ctrl_id) { + case V4L2_CID_GAIN: + case V4L2_CID_EXPOSURE: + case V4L2_CID_FLASH_LED_MODE: + /* nothing to be done here */ + break; + default: + ret = -EINVAL; + break; + } + + if (IS_ERR_VALUE(ret)) + ov_camera_module_pr_debug(cam_mod, + "failed with error (%d)\n", ret); + return ret; +} + +/*--------------------------------------------------------------------------*/ + +static int ov5640_filltimings(struct ov_camera_module_custom_config *custom) +{ + int i, j; + struct ov_camera_module_config *config; + struct ov_camera_module_timings *timings; + struct ov_camera_module_reg *reg_table; + int reg_table_num_entries; + + for (i = 0; i < custom->num_configs; i++) { + config = &custom->configs[i]; + reg_table = config->reg_table; + reg_table_num_entries = config->reg_table_num_entries; + timings = &config->timings; + + memset(timings, 0x00, sizeof(*timings)); + for (j = 0; j < reg_table_num_entries; j++) { + switch (reg_table[j].reg) { + case ov5640_TIMING_VTS_HIGH_REG: + timings->frame_length_lines = + ((reg_table[j].val << 8) | + (timings->frame_length_lines & 0xff)); + break; + case ov5640_TIMING_VTS_LOW_REG: + timings->frame_length_lines = + (reg_table[j].val | + (timings->frame_length_lines & 0xff00)); + break; + case ov5640_TIMING_HTS_HIGH_REG: + timings->line_length_pck = + ((reg_table[j].val << 8) | + timings->line_length_pck); + break; + case ov5640_TIMING_HTS_LOW_REG: + timings->line_length_pck = + (reg_table[j].val | + (timings->line_length_pck & 0xff00)); + break; + case ov5640_TIMING_X_INC: + timings->binning_factor_x = + ((reg_table[j].val >> 4) + 1) / 2; + if (timings->binning_factor_x == 0) + timings->binning_factor_x = 1; + break; + case ov5640_TIMING_Y_INC: + timings->binning_factor_y = + ((reg_table[j].val >> 4) + 1) / 2; + if (timings->binning_factor_y == 0) + timings->binning_factor_y = 1; + break; + case ov5640_HORIZONTAL_START_HIGH_REG: + timings->crop_horizontal_start = + ((reg_table[j].val << 8) | + (timings->crop_horizontal_start & + 0xff)); + break; + case ov5640_HORIZONTAL_START_LOW_REG: + timings->crop_horizontal_start = + (reg_table[j].val | + (timings->crop_horizontal_start & + 0xff00)); + break; + case ov5640_VERTICAL_START_HIGH_REG: + timings->crop_vertical_start = + ((reg_table[j].val << 8) | + (timings->crop_vertical_start & 0xff)); + break; + case ov5640_VERTICAL_START_LOW_REG: + timings->crop_vertical_start = + ((reg_table[j].val) | + (timings->crop_vertical_start & + 0xff00)); + break; + case ov5640_HORIZONTAL_END_HIGH_REG: + timings->crop_horizontal_end = + ((reg_table[j].val << 8) | + (timings->crop_horizontal_end & 0xff)); + break; + case ov5640_HORIZONTAL_END_LOW_REG: + timings->crop_horizontal_end = + (reg_table[j].val | + (timings->crop_horizontal_end & + 0xff00)); + break; + case ov5640_VERTICAL_END_HIGH_REG: + timings->crop_vertical_end = + ((reg_table[j].val << 8) | + (timings->crop_vertical_end & 0xff)); + break; + case ov5640_VERTICAL_END_LOW_REG: + timings->crop_vertical_end = + (reg_table[j].val | + (timings->crop_vertical_end & 0xff00)); + break; + case ov5640_HORIZONTAL_OUTPUT_SIZE_HIGH_REG: + timings->sensor_output_width = + ((reg_table[j].val << 8) | + (timings->sensor_output_width & 0xff)); + break; + case ov5640_HORIZONTAL_OUTPUT_SIZE_LOW_REG: + timings->sensor_output_width = + (reg_table[j].val | + (timings->sensor_output_width & + 0xff00)); + break; + case ov5640_VERTICAL_OUTPUT_SIZE_HIGH_REG: + timings->sensor_output_height = + ((reg_table[j].val << 8) | + (timings->sensor_output_height & 0xff)); + break; + case ov5640_VERTICAL_OUTPUT_SIZE_LOW_REG: + timings->sensor_output_height = + (reg_table[j].val | + (timings->sensor_output_height & + 0xff00)); + break; + case ov5640_AEC_PK_LONG_EXPO_1ST_REG: + timings->exp_time = + ((reg_table[j].val) | + (timings->exp_time & 0xffff00)); + break; + case ov5640_AEC_PK_LONG_EXPO_2ND_REG: + timings->exp_time = + ((reg_table[j].val << 8) | + (timings->exp_time & 0x00ff00)); + break; + case ov5640_AEC_PK_LONG_EXPO_3RD_REG: + timings->exp_time = + (((reg_table[j].val & 0x0f) << 16) | + (timings->exp_time & 0xff0000)); + break; + case ov5640_AEC_PK_LONG_GAIN_LOW_REG: + timings->gain = + (reg_table[j].val | + (timings->gain & 0x0700)); + break; + case ov5640_AEC_PK_LONG_GAIN_HIGH_REG: + timings->gain = + (((reg_table[j].val & 0x07) << 8) | + (timings->gain & 0xff)); + break; + } + } + + timings->exp_time >>= 4; + timings->vt_pix_clk_freq_hz = + config->frm_intrvl.interval.denominator + * timings->frame_length_lines + * timings->line_length_pck; + + timings->coarse_integration_time_min = + ov5640_COARSE_INTG_TIME_MIN; + timings->coarse_integration_time_max_margin = + ov5640_COARSE_INTG_TIME_MAX_MARGIN; + + /* OV Sensor do not use fine integration time. */ + timings->fine_integration_time_min = + ov5640_FINE_INTG_TIME_MIN; + timings->fine_integration_time_max_margin = + ov5640_FINE_INTG_TIME_MAX_MARGIN; + } + + return 0; +} + +static int ov5640_g_timings(struct ov_camera_module *cam_mod, + struct ov_camera_module_timings *timings) +{ + int ret = 0; + unsigned int vts; + + ov_camera_module_pr_debug(cam_mod, "\n"); + if (IS_ERR_OR_NULL(cam_mod->active_config)) + goto err; + + *timings = cam_mod->active_config->timings; + + vts = (!cam_mod->vts_cur) ? + timings->frame_length_lines : + cam_mod->vts_cur; + if (cam_mod->frm_intrvl_valid) + timings->vt_pix_clk_freq_hz = + cam_mod->frm_intrvl.interval.denominator * + vts * timings->line_length_pck; + else + timings->vt_pix_clk_freq_hz = + cam_mod->active_config->frm_intrvl.interval.denominator * + vts * timings->line_length_pck; + + return ret; +err: + ov_camera_module_pr_err(cam_mod, + "failed with error (%d)\n", ret); + return ret; +} + +static int ov5640_s_ctrl(struct ov_camera_module *cam_mod, u32 ctrl_id) +{ + int ret = 0; + + ov_camera_module_pr_debug(cam_mod, "\n"); + + switch (ctrl_id) { + case V4L2_CID_GAIN: + case V4L2_CID_EXPOSURE: + ret = ov5640_write_aec(cam_mod); + break; + case V4L2_CID_FLASH_LED_MODE: + /* nothing to be done here */ + break; + default: + ret = -EINVAL; + break; + } + + if (IS_ERR_VALUE(ret)) + ov_camera_module_pr_debug(cam_mod, + "failed with error (%d) 0x%x\n", ret, ctrl_id); + return ret; +} + +static int ov5640_s_ext_ctrls(struct ov_camera_module *cam_mod, + struct ov_camera_module_ext_ctrls *ctrls) +{ + int ret = 0; + + ov_camera_module_pr_debug(cam_mod, "\n"); + + /* Handles only exposure and gain together special case. */ + if (ctrls->count == 1) + ret = ov5640_s_ctrl(cam_mod, ctrls->ctrls[0].id); + else if ((ctrls->count == 3) && + ((ctrls->ctrls[0].id == V4L2_CID_GAIN && + ctrls->ctrls[1].id == V4L2_CID_EXPOSURE) || + (ctrls->ctrls[1].id == V4L2_CID_GAIN && + ctrls->ctrls[0].id == V4L2_CID_EXPOSURE))) + ret = ov5640_write_aec(cam_mod); + else + ret = -EINVAL; + + if (IS_ERR_VALUE(ret)) + ov_camera_module_pr_debug(cam_mod, + "failed with error (%d)\n", ret); + return ret; +} + +static int ov5640_set_flip( + struct ov_camera_module *cam_mod, + struct pltfrm_camera_module_reg reglist[], + int len) +{ + int i, mode = 0; + u16 match_reg[2]; + + ov_camera_module_pr_debug(cam_mod, "\n"); + mode = ov_camera_module_get_flip_mirror(cam_mod); + if (mode == -1) { + ov_camera_module_pr_info(cam_mod, + "dts don't set flip, return!\n"); + return 0; + } + + if (!IS_ERR_OR_NULL(cam_mod->active_config)) { + switch (cam_mod->active_config->frm_fmt.width) { + case ov5640_FULL_SIZE_RESOLUTION_WIDTH: + if (mode == OV_FLIP_BIT_MASK) { + match_reg[0] = 0x06; + match_reg[1] = 0x00; + } else if (mode == OV_MIRROR_BIT_MASK) { + match_reg[0] = 0x00; + match_reg[1] = 0x06; + } else if (mode == (OV_MIRROR_BIT_MASK | + OV_FLIP_BIT_MASK)) { + match_reg[0] = 0x06; + match_reg[1] = 0x06; + } else { + match_reg[0] = 0x00; + match_reg[1] = 0x00; + } + break; + default: + return 0; + } + + for (i = len; i > 0; i--) { + if (reglist[i].reg == ov5640_FLIP_REG) + reglist[i].val = match_reg[0]; + else if (reglist[i].reg == ov5640_MIRROR_REG) + reglist[i].val = match_reg[1]; + } + } + + return 0; +} + +static int ov5640_check_camera_id(struct ov_camera_module *cam_mod) +{ + u32 pidh, pidl; + int ret = 0; + + ov_camera_module_pr_debug(cam_mod, "\n"); + + ret |= ov_camera_module_read_reg(cam_mod, 1, ov5640_PIDH_ADDR, &pidh); + ret |= ov_camera_module_read_reg(cam_mod, 1, ov5640_PIDL_ADDR, &pidl); + + if (IS_ERR_VALUE(ret)) { + ov_camera_module_pr_err(cam_mod, + "register read failed, camera module powered off?\n"); + goto err; + } + + if (pidh == ov5640_PIDH_MAGIC && pidl == ov5640_PIDL_MAGIC) { + ov_camera_module_pr_debug(cam_mod, + "successfully detected camera ID 0x%02x%02x\n", + pidh, pidl); + } else { + ov_camera_module_pr_err(cam_mod, + "wrong camera ID, expected 0x%02x%02x, detected 0x%02x%02x\n", + ov5640_PIDH_MAGIC, ov5640_PIDL_MAGIC, pidh, pidl); + ret = -EINVAL; + goto err; + } + + return 0; +err: + ov_camera_module_pr_err(cam_mod, "failed with error (%d)\n", ret); + return ret; +} + +static int ov5640_start_streaming(struct ov_camera_module *cam_mod) +{ + int ret = 0; + + ov_camera_module_pr_debug(cam_mod, "\n"); + + ret = ov5640_g_VTS(cam_mod, &cam_mod->vts_min); + if (IS_ERR_VALUE(ret)) + goto err; + + msleep(25); + + return 0; +err: + ov_camera_module_pr_err(cam_mod, "failed with error (%d)\n", ret); + return ret; +} + +static int ov5640_stop_streaming(struct ov_camera_module *cam_mod) +{ + int ret = 0; + + ov_camera_module_pr_debug(cam_mod, "\n"); + + ret = ov_camera_module_write_reg(cam_mod, 0x0100, 0x00); + if (IS_ERR_VALUE(ret)) + goto err; + + msleep(25); + + return 0; +err: + ov_camera_module_pr_err(cam_mod, "failed with error (%d)\n", ret); + return ret; +} + +/* ======================================================================== */ +/* This part is platform dependent */ +/* ======================================================================== */ +static struct v4l2_subdev_core_ops ov5640_camera_module_core_ops = { + .g_ctrl = ov_camera_module_g_ctrl, + .s_ctrl = ov_camera_module_s_ctrl, + .s_ext_ctrls = ov_camera_module_s_ext_ctrls, + .s_power = ov_camera_module_s_power, + .ioctl = ov_camera_module_ioctl +}; + +static struct v4l2_subdev_video_ops ov5640_camera_module_video_ops = { + .s_frame_interval = ov_camera_module_s_frame_interval, + .s_stream = ov_camera_module_s_stream +}; + +static struct v4l2_subdev_pad_ops ov5640_camera_module_pad_ops = { + .enum_frame_interval = ov_camera_module_enum_frameintervals, + .get_fmt = ov_camera_module_g_fmt, + .set_fmt = ov_camera_module_s_fmt, +}; + +static struct v4l2_subdev_ops ov5640_camera_module_ops = { + .core = &ov5640_camera_module_core_ops, + .video = &ov5640_camera_module_video_ops, + .pad = &ov5640_camera_module_pad_ops +}; + +static struct ov_camera_module_custom_config ov5640_custom_config = { + .start_streaming = ov5640_start_streaming, + .stop_streaming = ov5640_stop_streaming, + .s_ctrl = ov5640_s_ctrl, + .s_ext_ctrls = ov5640_s_ext_ctrls, + .g_ctrl = ov5640_g_ctrl, + .s_vts = ov5640_auto_adjust_fps, + .g_timings = ov5640_g_timings, + .check_camera_id = ov5640_check_camera_id, + .set_flip = ov5640_set_flip, + .configs = ov5640_configs, + .num_configs = ARRAY_SIZE(ov5640_configs), + .power_up_delays_ms = {20, 20, 0} + +}; + +static int ov5640_probe( + struct i2c_client *client, + const struct i2c_device_id *id) +{ + dev_info(&client->dev, "probing...\n"); + + ov5640_filltimings(&ov5640_custom_config); + v4l2_i2c_subdev_init(&ov5640.sd, client, &ov5640_camera_module_ops); + + ov5640.custom = ov5640_custom_config; + + dev_info(&client->dev, "probing successful\n"); + return 0; +} + +static int ov5640_remove(struct i2c_client *client) +{ + struct ov_camera_module *cam_mod = i2c_get_clientdata(client); + + dev_info(&client->dev, "removing device...\n"); + + if (!client->adapter) + return -ENODEV; /* our client isn't attached */ + + ov_camera_module_release(cam_mod); + + dev_info(&client->dev, "removed\n"); + return 0; +} + +static const struct i2c_device_id ov5640_id[] = { + { ov5640_DRIVER_NAME, 0 }, + { } +}; + +static const struct of_device_id ov5640_of_match[] = { + {.compatible = "omnivision,ov5640-v4l2-i2c-subdev"}, + {}, +}; + +MODULE_DEVICE_TABLE(i2c, ov5640_id); + +static struct i2c_driver ov5640_i2c_driver = { + .driver = { + .name = ov5640_DRIVER_NAME, + .of_match_table = ov5640_of_match + }, + .probe = ov5640_probe, + .remove = ov5640_remove, + .id_table = ov5640_id, +}; + +module_i2c_driver(ov5640_i2c_driver); + +MODULE_DESCRIPTION("SoC Camera driver for ov5640"); +MODULE_AUTHOR("George"); +MODULE_LICENSE("GPL");