From da30194f53a867df71c15ad6842c875bc0334f45 Mon Sep 17 00:00:00 2001 From: brian Date: Fri, 16 Nov 2018 15:29:12 +0800 Subject: [PATCH 14/97] media: i2c: add ov5645 driver --- drivers/media/i2c/Kconfig | 13 + drivers/media/i2c/Makefile | 1 + drivers/media/i2c/ov5645.c | 1435 ++++++++++++++++++++++++++++++++++++ 3 files changed, 1449 insertions(+) create mode 100644 drivers/media/i2c/ov5645.c diff --git a/drivers/media/i2c/Kconfig b/drivers/media/i2c/Kconfig index 2a0d9512f44a..5d082f2e88fc 100644 --- a/drivers/media/i2c/Kconfig +++ b/drivers/media/i2c/Kconfig @@ -537,6 +537,19 @@ config VIDEO_OV4689 To compile this driver as a module, choose M here: the module will be called ov4689. +config VIDEO_OV5645 + tristate "OmniVision OV5645 sensor support" + depends on OF + depends on I2C && VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API + depends on MEDIA_CAMERA_SUPPORT + select V4L2_FWNODE + ---help--- + This is a Video4Linux2 sensor driver for the OmniVision + OV5645 camera. + + To compile this driver as a module, choose M here: the + module will be called ov5645. + config VIDEO_OV5647 tristate "OmniVision OV5647 sensor support" depends on I2C && VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API diff --git a/drivers/media/i2c/Makefile b/drivers/media/i2c/Makefile index 377e7ab0e5d7..a46acdd7205b 100644 --- a/drivers/media/i2c/Makefile +++ b/drivers/media/i2c/Makefile @@ -85,6 +85,7 @@ obj-$(CONFIG_VIDEO_IR_I2C) += ir-kbd-i2c.o obj-$(CONFIG_VIDEO_ML86V7667) += ml86v7667.o obj-$(CONFIG_VIDEO_OV2659) += ov2659.o obj-$(CONFIG_VIDEO_TC35874X) += tc35874x.o +obj-$(CONFIG_VIDEO_OV5645) += ov5645.o obj-$(CONFIG_VIDEO_OV5647) += ov5647.o obj-$(CONFIG_VIDEO_IMX219) += imx219.o obj-$(CONFIG_VIDEO_GC2155) += gc2155.o diff --git a/drivers/media/i2c/ov5645.c b/drivers/media/i2c/ov5645.c new file mode 100644 index 000000000000..27dd98a6faba --- /dev/null +++ b/drivers/media/i2c/ov5645.c @@ -0,0 +1,1435 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * ov5645 driver + * + * Copyright (C) 2017 Fuzhou Rockchip Electronics Co., Ltd. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#ifndef V4L2_CID_DIGITAL_GAIN +#define V4L2_CID_DIGITAL_GAIN V4L2_CID_GAIN +#endif + +#define OV5645_XVCLK_FREQ 24000000 + +#define OV5645_SYSTEM_CTRL0 0x3008 +#define OV5645_SYSTEM_CTRL0_START 0x02 +#define OV5645_SYSTEM_CTRL0_STOP 0x42 + +#define CHIP_ID 0x005645 +#define OV5645_REG_CHIP_ID 0x300a + +#define REG_NULL 0xFFFF + +#define OV5645_REG_VALUE_08BIT 1 +#define OV5645_REG_VALUE_16BIT 2 +#define OV5645_REG_VALUE_24BIT 3 + + +#define OF_CAMERA_PINCTRL_STATE_DEFAULT "rockchip,camera_default" +#define OF_CAMERA_PINCTRL_STATE_SLEEP "rockchip,camera_sleep" + +#define OV5645_AWB_MANUAL_CONTROL 0x3406 +#define OV5645_AWB_MANUAL_ENABLE BIT(0) +#define OV5645_AEC_PK_MANUAL 0x3503 +#define OV5645_AEC_MANUAL_ENABLE BIT(0) +#define OV5645_AGC_MANUAL_ENABLE BIT(1) +#define OV5645_TIMING_TC_REG20 0x3820 +#define OV5645_SENSOR_VFLIP BIT(1) +#define OV5645_ISP_VFLIP BIT(2) +#define OV5645_TIMING_TC_REG21 0x3821 +#define OV5645_SENSOR_MIRROR BIT(1) +#define OV5645_PRE_ISP_TEST_SETTING_1 0x503d +#define OV5645_TEST_PATTERN_MASK 0x3 +#define OV5645_SET_TEST_PATTERN(x) ((x) & OV5645_TEST_PATTERN_MASK) +#define OV5645_TEST_PATTERN_ENABLE BIT(7) +#define OV5645_SDE_SAT_U 0x5583 +#define OV5645_SDE_SAT_V 0x5584 + +static const struct regval *ov5645_global_regs; + +static const char * const ov5645_supply_names[] = { + "avdd", /* Analog power */ + "dovdd", /* Digital I/O power */ + "dvdd", /* Digital core power */ +}; + +#define OV5645_NUM_SUPPLIES ARRAY_SIZE(ov5645_supply_names) + +struct regval { + u16 addr; + u8 val; +}; + +struct ov5645_mode { + u32 width; + u32 height; + const struct regval *reg_list; + u32 data_size; + u32 pixel_clock; + u32 link_freq; +}; + +struct ov5645 { + struct i2c_client *client; + struct clk *xvclk; + struct gpio_desc *reset_gpio; + struct gpio_desc *pwdn_gpio; + struct regulator_bulk_data supplies[OV5645_NUM_SUPPLIES]; + + struct device *dev; + struct pinctrl *pinctrl; + struct pinctrl_state *pins_default; + struct pinctrl_state *pins_sleep; + struct v4l2_mbus_framefmt fmt; + struct v4l2_subdev subdev; + struct v4l2_rect crop; + struct media_pad pad; + struct v4l2_ctrl_handler ctrl_handler; + struct v4l2_ctrl *exposure; + struct v4l2_ctrl *anal_gain; + struct v4l2_ctrl *digi_gain; + struct v4l2_ctrl *hblank; + struct v4l2_ctrl *vblank; + struct v4l2_ctrl *test_pattern; + struct mutex mutex; + bool streaming; + const struct ov5645_mode *cur_mode; + struct v4l2_ctrl *pixel_clock; + struct v4l2_ctrl *link_freq; + +/* Cached register values */ + u32 aec_pk_manual; + u32 timing_tc_reg20; + u32 timing_tc_reg21; +}; + +#define to_ov5645(sd) container_of(sd, struct ov5645, subdev) + +/* + * Xclk 24Mhz + */ +static const struct regval ov5645_global_regs_r1a[] = { + { 0x3103, 0x11 }, + { 0x3008, 0x82 }, + { 0x3008, 0x42 }, + { 0x3103, 0x03 }, + { 0x3503, 0x07 }, + { 0x3002, 0x1c }, + { 0x3006, 0xc3 }, + { 0x300e, 0x45 }, + { 0x3017, 0x00 }, + { 0x3018, 0x00 }, + { 0x302e, 0x0b }, + { 0x3037, 0x13 }, + { 0x3108, 0x01 }, + { 0x3611, 0x06 }, + { 0x3500, 0x00 }, + { 0x3501, 0x01 }, + { 0x3502, 0x00 }, + { 0x350a, 0x00 }, + { 0x350b, 0x3f }, + { 0x3620, 0x33 }, + { 0x3621, 0xe0 }, + { 0x3622, 0x01 }, + { 0x3630, 0x2e }, + { 0x3631, 0x00 }, + { 0x3632, 0x32 }, + { 0x3633, 0x52 }, + { 0x3634, 0x70 }, + { 0x3635, 0x13 }, + { 0x3636, 0x03 }, + { 0x3703, 0x5a }, + { 0x3704, 0xa0 }, + { 0x3705, 0x1a }, + { 0x3709, 0x12 }, + { 0x370b, 0x61 }, + { 0x370f, 0x10 }, + { 0x3715, 0x78 }, + { 0x3717, 0x01 }, + { 0x371b, 0x20 }, + { 0x3731, 0x12 }, + { 0x3901, 0x0a }, + { 0x3905, 0x02 }, + { 0x3906, 0x10 }, + { 0x3719, 0x86 }, + { 0x3810, 0x00 }, + { 0x3811, 0x10 }, + { 0x3812, 0x00 }, + { 0x3821, 0x01 }, + { 0x3824, 0x01 }, + { 0x3826, 0x03 }, + { 0x3828, 0x08 }, + { 0x3a19, 0xf8 }, + { 0x3c01, 0x34 }, + { 0x3c04, 0x28 }, + { 0x3c05, 0x98 }, + { 0x3c07, 0x07 }, + { 0x3c09, 0xc2 }, + { 0x3c0a, 0x9c }, + { 0x3c0b, 0x40 }, + { 0x3c01, 0x34 }, + { 0x4001, 0x02 }, + { 0x4514, 0x00 }, + { 0x4520, 0xb0 }, + { 0x460b, 0x37 }, + { 0x460c, 0x20 }, + { 0x4818, 0x01 }, + { 0x481d, 0xf0 }, + { 0x481f, 0x50 }, + { 0x4823, 0x70 }, + { 0x4831, 0x14 }, + { 0x5000, 0xa7 }, + { 0x5001, 0x83 }, + { 0x501d, 0x00 }, + { 0x501f, 0x00 }, + { 0x503d, 0x00 }, + { 0x505c, 0x30 }, + { 0x5181, 0x59 }, + { 0x5183, 0x00 }, + { 0x5191, 0xf0 }, + { 0x5192, 0x03 }, + { 0x5684, 0x10 }, + { 0x5685, 0xa0 }, + { 0x5686, 0x0c }, + { 0x5687, 0x78 }, + { 0x5a00, 0x08 }, + { 0x5a21, 0x00 }, + { 0x5a24, 0x00 }, + { 0x3008, 0x02 }, + { 0x3503, 0x00 }, + { 0x5180, 0xff }, + { 0x5181, 0xf2 }, + { 0x5182, 0x00 }, + { 0x5183, 0x14 }, + { 0x5184, 0x25 }, + { 0x5185, 0x24 }, + { 0x5186, 0x09 }, + { 0x5187, 0x09 }, + { 0x5188, 0x0a }, + { 0x5189, 0x75 }, + { 0x518a, 0x52 }, + { 0x518b, 0xea }, + { 0x518c, 0xa8 }, + { 0x518d, 0x42 }, + { 0x518e, 0x38 }, + { 0x518f, 0x56 }, + { 0x5190, 0x42 }, + { 0x5191, 0xf8 }, + { 0x5192, 0x04 }, + { 0x5193, 0x70 }, + { 0x5194, 0xf0 }, + { 0x5195, 0xf0 }, + { 0x5196, 0x03 }, + { 0x5197, 0x01 }, + { 0x5198, 0x04 }, + { 0x5199, 0x12 }, + { 0x519a, 0x04 }, + { 0x519b, 0x00 }, + { 0x519c, 0x06 }, + { 0x519d, 0x82 }, + { 0x519e, 0x38 }, + { 0x5381, 0x1e }, + { 0x5382, 0x5b }, + { 0x5383, 0x08 }, + { 0x5384, 0x0a }, + { 0x5385, 0x7e }, + { 0x5386, 0x88 }, + { 0x5387, 0x7c }, + { 0x5388, 0x6c }, + { 0x5389, 0x10 }, + { 0x538a, 0x01 }, + { 0x538b, 0x98 }, + { 0x5300, 0x08 }, + { 0x5301, 0x30 }, + { 0x5302, 0x10 }, + { 0x5303, 0x00 }, + { 0x5304, 0x08 }, + { 0x5305, 0x30 }, + { 0x5306, 0x08 }, + { 0x5307, 0x16 }, + { 0x5309, 0x08 }, + { 0x530a, 0x30 }, + { 0x530b, 0x04 }, + { 0x530c, 0x06 }, + { 0x5480, 0x01 }, + { 0x5481, 0x08 }, + { 0x5482, 0x14 }, + { 0x5483, 0x28 }, + { 0x5484, 0x51 }, + { 0x5485, 0x65 }, + { 0x5486, 0x71 }, + { 0x5487, 0x7d }, + { 0x5488, 0x87 }, + { 0x5489, 0x91 }, + { 0x548a, 0x9a }, + { 0x548b, 0xaa }, + { 0x548c, 0xb8 }, + { 0x548d, 0xcd }, + { 0x548e, 0xdd }, + { 0x548f, 0xea }, + { 0x5490, 0x1d }, + { 0x5580, 0x02 }, + { 0x5583, 0x40 }, + { 0x5584, 0x10 }, + { 0x5589, 0x10 }, + { 0x558a, 0x00 }, + { 0x558b, 0xf8 }, + { 0x5800, 0x3f }, + { 0x5801, 0x16 }, + { 0x5802, 0x0e }, + { 0x5803, 0x0d }, + { 0x5804, 0x17 }, + { 0x5805, 0x3f }, + { 0x5806, 0x0b }, + { 0x5807, 0x06 }, + { 0x5808, 0x04 }, + { 0x5809, 0x04 }, + { 0x580a, 0x06 }, + { 0x580b, 0x0b }, + { 0x580c, 0x09 }, + { 0x580d, 0x03 }, + { 0x580e, 0x00 }, + { 0x580f, 0x00 }, + { 0x5810, 0x03 }, + { 0x5811, 0x08 }, + { 0x5812, 0x0a }, + { 0x5813, 0x03 }, + { 0x5814, 0x00 }, + { 0x5815, 0x00 }, + { 0x5816, 0x04 }, + { 0x5817, 0x09 }, + { 0x5818, 0x0f }, + { 0x5819, 0x08 }, + { 0x581a, 0x06 }, + { 0x581b, 0x06 }, + { 0x581c, 0x08 }, + { 0x581d, 0x0c }, + { 0x581e, 0x3f }, + { 0x581f, 0x1e }, + { 0x5820, 0x12 }, + { 0x5821, 0x13 }, + { 0x5822, 0x21 }, + { 0x5823, 0x3f }, + { 0x5824, 0x68 }, + { 0x5825, 0x28 }, + { 0x5826, 0x2c }, + { 0x5827, 0x28 }, + { 0x5828, 0x08 }, + { 0x5829, 0x48 }, + { 0x582a, 0x64 }, + { 0x582b, 0x62 }, + { 0x582c, 0x64 }, + { 0x582d, 0x28 }, + { 0x582e, 0x46 }, + { 0x582f, 0x62 }, + { 0x5830, 0x60 }, + { 0x5831, 0x62 }, + { 0x5832, 0x26 }, + { 0x5833, 0x48 }, + { 0x5834, 0x66 }, + { 0x5835, 0x44 }, + { 0x5836, 0x64 }, + { 0x5837, 0x28 }, + { 0x5838, 0x66 }, + { 0x5839, 0x48 }, + { 0x583a, 0x2c }, + { 0x583b, 0x28 }, + { 0x583c, 0x26 }, + { 0x583d, 0xae }, + { 0x5025, 0x00 }, + { 0x3a0f, 0x30 }, + { 0x3a10, 0x28 }, + { 0x3a1b, 0x30 }, + { 0x3a1e, 0x26 }, + { 0x3a11, 0x60 }, + { 0x3a1f, 0x14 }, + { 0x0601, 0x02 }, + { 0x3008, 0x42 }, + { 0x3008, 0x02 }, + {REG_NULL, 0x00}, +}; + + +static const struct regval ov5645_setting_sxga[] = { + { 0x3612, 0xa9 }, + { 0x3614, 0x50 }, + { 0x3618, 0x00 }, + { 0x3034, 0x18 }, + { 0x3035, 0x21 }, + { 0x3036, 0x70 }, + { 0x3600, 0x09 }, + { 0x3601, 0x43 }, + { 0x3708, 0x66 }, + { 0x370c, 0xc3 }, + { 0x3800, 0x00 }, + { 0x3801, 0x00 }, + { 0x3802, 0x00 }, + { 0x3803, 0x06 }, + { 0x3804, 0x0a }, + { 0x3805, 0x3f }, + { 0x3806, 0x07 }, + { 0x3807, 0x9d }, + { 0x3808, 0x05 }, + { 0x3809, 0x00 }, + { 0x380a, 0x03 }, + { 0x380b, 0xc0 }, + { 0x380c, 0x07 }, + { 0x380d, 0x68 }, + { 0x380e, 0x03 }, + { 0x380f, 0xd8 }, + { 0x3813, 0x06 }, + { 0x3814, 0x31 }, + { 0x3815, 0x31 }, + { 0x3820, 0x47 }, + { 0x3a02, 0x03 }, + { 0x3a03, 0xd8 }, + { 0x3a08, 0x01 }, + { 0x3a09, 0xf8 }, + { 0x3a0a, 0x01 }, + { 0x3a0b, 0xa4 }, + { 0x3a0e, 0x02 }, + { 0x3a0d, 0x02 }, + { 0x3a14, 0x03 }, + { 0x3a15, 0xd8 }, + { 0x3a18, 0x00 }, + { 0x4004, 0x02 }, + { 0x4005, 0x18 }, + { 0x4300, 0x32 }, + { 0x4202, 0x00 }, + {REG_NULL, 0x00}, +}; + +static const struct regval ov5645_setting_1080p[] = { + { 0x3612, 0xab }, + { 0x3614, 0x50 }, + { 0x3618, 0x04 }, + { 0x3034, 0x18 }, + { 0x3035, 0x11 }, + { 0x3036, 0x54 }, + { 0x3600, 0x08 }, + { 0x3601, 0x33 }, + { 0x3708, 0x63 }, + { 0x370c, 0xc0 }, + { 0x3800, 0x01 }, + { 0x3801, 0x50 }, + { 0x3802, 0x01 }, + { 0x3803, 0xb2 }, + { 0x3804, 0x08 }, + { 0x3805, 0xef }, + { 0x3806, 0x05 }, + { 0x3807, 0xf1 }, + { 0x3808, 0x07 }, + { 0x3809, 0x80 }, + { 0x380a, 0x04 }, + { 0x380b, 0x38 }, + { 0x380c, 0x09 }, + { 0x380d, 0xc4 }, + { 0x380e, 0x04 }, + { 0x380f, 0x60 }, + { 0x3813, 0x04 }, + { 0x3814, 0x11 }, + { 0x3815, 0x11 }, + { 0x3820, 0x47 }, + { 0x4514, 0x88 }, + { 0x3a02, 0x04 }, + { 0x3a03, 0x60 }, + { 0x3a08, 0x01 }, + { 0x3a09, 0x50 }, + { 0x3a0a, 0x01 }, + { 0x3a0b, 0x18 }, + { 0x3a0e, 0x03 }, + { 0x3a0d, 0x04 }, + { 0x3a14, 0x04 }, + { 0x3a15, 0x60 }, + { 0x3a18, 0x00 }, + { 0x4004, 0x06 }, + { 0x4005, 0x18 }, + { 0x4300, 0x32 }, + { 0x4202, 0x00 }, + { 0x4837, 0x0b }, + {REG_NULL, 0x00}, +}; + +static const struct regval ov5645_setting_full[] = { + { 0x3612, 0xab }, + { 0x3614, 0x50 }, + { 0x3618, 0x04 }, + { 0x3034, 0x18 }, + { 0x3035, 0x11 }, + { 0x3036, 0x54 }, + { 0x3600, 0x08 }, + { 0x3601, 0x33 }, + { 0x3708, 0x63 }, + { 0x370c, 0xc0 }, + { 0x3800, 0x00 }, + { 0x3801, 0x00 }, + { 0x3802, 0x00 }, + { 0x3803, 0x00 }, + { 0x3804, 0x0a }, + { 0x3805, 0x3f }, + { 0x3806, 0x07 }, + { 0x3807, 0x9f }, + { 0x3808, 0x0a }, + { 0x3809, 0x20 }, + { 0x380a, 0x07 }, + { 0x380b, 0x98 }, + { 0x380c, 0x0b }, + { 0x380d, 0x1c }, + { 0x380e, 0x07 }, + { 0x380f, 0xb0 }, + { 0x3813, 0x06 }, + { 0x3814, 0x11 }, + { 0x3815, 0x11 }, + { 0x3820, 0x47 }, + { 0x4514, 0x88 }, + { 0x3a02, 0x07 }, + { 0x3a03, 0xb0 }, + { 0x3a08, 0x01 }, + { 0x3a09, 0x27 }, + { 0x3a0a, 0x00 }, + { 0x3a0b, 0xf6 }, + { 0x3a0e, 0x06 }, + { 0x3a0d, 0x08 }, + { 0x3a14, 0x07 }, + { 0x3a15, 0xb0 }, + { 0x3a18, 0x01 }, + { 0x4004, 0x06 }, + { 0x4005, 0x18 }, + { 0x4300, 0x32 }, + { 0x4837, 0x0b }, + { 0x4202, 0x00 }, + {REG_NULL, 0x00}, +}; + +static const struct ov5645_mode supported_modes[] = { + { + .width = 1280, + .height = 960, + .reg_list = ov5645_setting_sxga, + .data_size = ARRAY_SIZE(ov5645_setting_sxga), + .pixel_clock = 112000000, + .link_freq = 0 /* an index in link_freq[] */ + }, + { + .width = 1920, + .height = 1080, + .reg_list = ov5645_setting_1080p, + .data_size = ARRAY_SIZE(ov5645_setting_1080p), + .pixel_clock = 168000000, + .link_freq = 1 /* an index in link_freq[] */ + }, + { + .width = 2592, + .height = 1944, + .reg_list = ov5645_setting_full, + .data_size = ARRAY_SIZE(ov5645_setting_full), + .pixel_clock = 168000000, + .link_freq = 1 /* an index in link_freq[] */ + }, +}; + +static const s64 link_freq_menu_items[] = { + 224000000, + 336000000 +}; + +/* Write registers up to 4 at a time */ +static int ov5645_write_reg(struct i2c_client *client, u16 reg, + u32 len, u32 val) +{ + u32 buf_i, val_i; + u8 buf[6]; + u8 *val_p; + __be32 val_be; + + if (len > 4) + return -EINVAL; + + buf[0] = reg >> 8; + buf[1] = reg & 0xff; + + val_be = cpu_to_be32(val); + val_p = (u8 *)&val_be; + buf_i = 2; + val_i = 4 - len; + + while (val_i < 4) + buf[buf_i++] = val_p[val_i++]; + + if (i2c_master_send(client, buf, len + 2) != len + 2) + return -EIO; + + return 0; +} + +static int ov5645_write_array(struct i2c_client *client, + const struct regval *regs) +{ + u32 i; + int ret = 0; + + for (i = 0; ret == 0 && regs[i].addr != REG_NULL; i++) + ret = ov5645_write_reg(client, regs[i].addr, + OV5645_REG_VALUE_08BIT, + regs[i].val); + + return ret; +} + +/* Read registers up to 4 at a time */ +static int ov5645_read_reg(struct i2c_client *client, u16 reg, + unsigned int len, u32 *val) +{ + struct i2c_msg msgs[2]; + u8 *data_be_p; + __be32 data_be = 0; + __be16 reg_addr_be = cpu_to_be16(reg); + int ret; + + if (len > 4 || !len) + return -EINVAL; + + data_be_p = (u8 *)&data_be; + /* Write register address */ + msgs[0].addr = client->addr; + msgs[0].flags = 0; + msgs[0].len = 2; + msgs[0].buf = (u8 *)®_addr_be; + + /* Read data from register */ + msgs[1].addr = client->addr; + msgs[1].flags = I2C_M_RD; + msgs[1].len = len; + msgs[1].buf = &data_be_p[4 - len]; + + ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs)); + if (ret != ARRAY_SIZE(msgs)) + return -EIO; + + *val = be32_to_cpu(data_be); + + return 0; +} + +static int ov5645_set_aec_mode(struct ov5645 *ov5645, u32 mode) +{ + u8 val = ov5645->aec_pk_manual; + int ret; + + if (mode == V4L2_EXPOSURE_AUTO) + val &= ~OV5645_AEC_MANUAL_ENABLE; + else /* V4L2_EXPOSURE_MANUAL */ + val |= OV5645_AEC_MANUAL_ENABLE; + + ret = ov5645_write_reg(ov5645->client, OV5645_AEC_PK_MANUAL,OV5645_REG_VALUE_08BIT,(u32)val); + if (!ret) + ov5645->aec_pk_manual = val; + + return ret; +} + +static int ov5645_set_agc_mode(struct ov5645 *ov5645, u32 enable) +{ + u8 val = ov5645->aec_pk_manual; + int ret; + + if (enable) + val &= ~OV5645_AGC_MANUAL_ENABLE; + else + val |= OV5645_AGC_MANUAL_ENABLE; + + ret = ov5645_write_reg(ov5645->client, OV5645_AEC_PK_MANUAL, OV5645_REG_VALUE_08BIT,(u32)val); + if (!ret) + ov5645->aec_pk_manual = val; + + return ret; +} + +static struct v4l2_rect * +__ov5645_get_pad_crop(struct ov5645 *ov5645, struct v4l2_subdev_pad_config *cfg, + unsigned int pad, enum v4l2_subdev_format_whence which) +{ + switch (which) { + case V4L2_SUBDEV_FORMAT_TRY: + return v4l2_subdev_get_try_crop(&ov5645->subdev, cfg, pad); + case V4L2_SUBDEV_FORMAT_ACTIVE: + return &ov5645->crop; + default: + return NULL; + } + +} + +static struct v4l2_mbus_framefmt * +__ov5645_get_pad_format(struct ov5645 *ov5645, + struct v4l2_subdev_pad_config *cfg, + unsigned int pad, + enum v4l2_subdev_format_whence which) +{ + switch (which) { + case V4L2_SUBDEV_FORMAT_TRY: + return v4l2_subdev_get_try_format(&ov5645->subdev, cfg, pad); + case V4L2_SUBDEV_FORMAT_ACTIVE: + return &ov5645->fmt; + default: + return NULL; + } +} + +static int ov5645_get_reso_dist(const struct ov5645_mode *mode, + struct v4l2_mbus_framefmt *framefmt) +{ + return abs(mode->width - framefmt->width) + + abs(mode->height - framefmt->height); +} + +static const struct ov5645_mode * +ov5645_find_best_fit(struct v4l2_subdev_format *fmt) +{ + struct v4l2_mbus_framefmt *framefmt = &fmt->format; + int dist; + int cur_best_fit = 0; + int cur_best_fit_dist = -1; + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(supported_modes); i++) { + dist = ov5645_get_reso_dist(&supported_modes[i], framefmt); + if (cur_best_fit_dist == -1 || dist < cur_best_fit_dist) { + cur_best_fit_dist = dist; + cur_best_fit = i; + } + } + + return &supported_modes[cur_best_fit]; +} + +static int ov5645_set_fmt(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_format *fmt) +{ + struct ov5645 *ov5645 = to_ov5645(sd); + struct v4l2_mbus_framefmt *__format; + struct v4l2_rect *__crop; + const struct ov5645_mode *new_mode; + int ret; + + __crop = __ov5645_get_pad_crop(ov5645, cfg, fmt->pad, + fmt->which); + + new_mode = ov5645_find_best_fit(fmt); + + __crop->width = new_mode->width; + __crop->height = new_mode->height; + + if (fmt->which == V4L2_SUBDEV_FORMAT_ACTIVE) { + ret = v4l2_ctrl_s_ctrl_int64(ov5645->pixel_clock, + new_mode->pixel_clock); + if (ret < 0) + return ret; + + ret = v4l2_ctrl_s_ctrl(ov5645->link_freq, + new_mode->link_freq); + if (ret < 0) + return ret; + + ov5645->cur_mode = new_mode; + } + + __format = __ov5645_get_pad_format(ov5645, cfg, fmt->pad, + fmt->which); + __format->width = __crop->width; + __format->height = __crop->height; + __format->code = MEDIA_BUS_FMT_UYVY8_2X8; + __format->field = V4L2_FIELD_NONE; + __format->colorspace = V4L2_COLORSPACE_SRGB; + + fmt->format = *__format; + + return 0; +} + +static int ov5645_get_fmt(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_format *fmt) +{ + + struct ov5645 *ov5645 = to_ov5645(sd); + const struct ov5645_mode *mode = ov5645->cur_mode; + + mutex_lock(&ov5645->mutex); + if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) { +#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API + fmt->format = *v4l2_subdev_get_try_format(sd, cfg, fmt->pad); +#else + mutex_unlock(&ov5645->mutex); + return -ENOTTY; +#endif + } else { + fmt->format.width = mode->width; + fmt->format.height = mode->height; + fmt->format.code = MEDIA_BUS_FMT_UYVY8_2X8;//MEDIA_BUS_FMT_SBGGR10_1X10; + fmt->format.field = V4L2_FIELD_NONE; + } + mutex_unlock(&ov5645->mutex); + + return 0; +} + +static int ov5645_enum_mbus_code(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_mbus_code_enum *code) +{ + if (code->index > 0) + return -EINVAL; + + code->code = MEDIA_BUS_FMT_UYVY8_2X8; + + return 0; +} + +static int ov5645_enum_frame_sizes(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_frame_size_enum *fse) +{ + if (fse->code != MEDIA_BUS_FMT_UYVY8_2X8) + return -EINVAL; + + if (fse->index >= ARRAY_SIZE(supported_modes)) + return -EINVAL; + + fse->min_width = supported_modes[fse->index].width; + fse->max_width = supported_modes[fse->index].width; + fse->min_height = supported_modes[fse->index].height; + fse->max_height = supported_modes[fse->index].height; + + return 0; +} +static int ov5645_s_stream(struct v4l2_subdev *sd, int on) +{ + struct ov5645 *ov5645 = to_ov5645(sd); + int ret = 0; + struct i2c_client *client = ov5645->client; + + mutex_lock(&ov5645->mutex); + on = !!on; + + if(on == ov5645->streaming) + goto unlock_and_return; + + if (on) { + ret = pm_runtime_get_sync(&client->dev); + + if(ret < 0) { + pm_runtime_put_noidle(&client->dev); + goto unlock_and_return; + } + + ret = ov5645_write_array(ov5645->client, ov5645_global_regs_r1a); + if (ret){ + + pm_runtime_put(&client->dev); + goto unlock_and_return; + } + ret = ov5645_write_array(ov5645->client, + ov5645->cur_mode->reg_list); + if (ret < 0) { + dev_err(ov5645->dev, "could not set mode %dx%d\n", + ov5645->cur_mode->width, + ov5645->cur_mode->height); + pm_runtime_put(&client->dev); + goto unlock_and_return; + } + mutex_unlock(&ov5645->mutex); + ret = v4l2_ctrl_handler_setup(&ov5645->ctrl_handler); + mutex_lock(&ov5645->mutex); + if (ret < 0) { + dev_err(ov5645->dev, "could not sync v4l2 controls\n"); + pm_runtime_put(&client->dev); + goto unlock_and_return; + } + ret = ov5645_write_reg(ov5645->client, OV5645_SYSTEM_CTRL0, + OV5645_REG_VALUE_08BIT, + OV5645_SYSTEM_CTRL0_START); + if (ret < 0){ + pm_runtime_put(&client->dev); + goto unlock_and_return; + } + } else { + ov5645_write_reg(ov5645->client, OV5645_SYSTEM_CTRL0, + OV5645_REG_VALUE_08BIT, + OV5645_SYSTEM_CTRL0_STOP); + pm_runtime_put(&client->dev); + } + + ov5645->streaming = on; + +unlock_and_return: + mutex_unlock(&ov5645->mutex); + + return ret; + +} + +static int __ov5645_power_on(struct ov5645 *ov5645) +{ + int ret; + struct device *dev = &ov5645->client->dev; + + if (!IS_ERR_OR_NULL(ov5645->pins_default)) { + ret = pinctrl_select_state(ov5645->pinctrl, + ov5645->pins_default); + if (ret < 0) + dev_err(dev, "could not set pins\n"); + } + + ret = clk_prepare_enable(ov5645->xvclk); + if (ret < 0) { + dev_err(dev, "Failed to enable xvclk\n"); + return ret; + } + + if (!IS_ERR(ov5645->reset_gpio)) + gpiod_set_value_cansleep(ov5645->reset_gpio, 0); + + ret = regulator_bulk_enable(OV5645_NUM_SUPPLIES, ov5645->supplies); + if (ret < 0) { + dev_err(dev, "Failed to enable regulators\n"); + goto disable_clk; + } + + usleep_range(5000, 15000); + if (!IS_ERR(ov5645->reset_gpio)) + gpiod_set_value_cansleep(ov5645->reset_gpio, 1); + + usleep_range(1000, 2000); + if (!IS_ERR(ov5645->pwdn_gpio)) + gpiod_set_value_cansleep(ov5645->pwdn_gpio, 1); + + msleep(20); + + return 0; + +disable_clk: + clk_disable_unprepare(ov5645->xvclk); + + return ret; +} + +static void __ov5645_power_off(struct ov5645 *ov5645) +{ + int ret; + struct device *dev = &ov5645->client->dev; + + if (!IS_ERR(ov5645->pwdn_gpio)) + gpiod_set_value_cansleep(ov5645->pwdn_gpio, 0); + clk_disable_unprepare(ov5645->xvclk); + if (!IS_ERR(ov5645->reset_gpio)) + gpiod_set_value_cansleep(ov5645->reset_gpio, 0); + if (!IS_ERR_OR_NULL(ov5645->pins_sleep)) { + ret = pinctrl_select_state(ov5645->pinctrl, + ov5645->pins_sleep); + if (ret < 0) + dev_dbg(dev, "could not set pins\n"); + } + regulator_bulk_disable(OV5645_NUM_SUPPLIES, ov5645->supplies); +} + +static int ov5645_runtime_resume(struct device *dev) +{ + struct i2c_client *client = to_i2c_client(dev); + struct v4l2_subdev *sd = i2c_get_clientdata(client); + struct ov5645 *ov5645 = to_ov5645(sd); + + return __ov5645_power_on(ov5645); +} + +static int ov5645_runtime_suspend(struct device *dev) +{ + struct i2c_client *client = to_i2c_client(dev); + struct v4l2_subdev *sd = i2c_get_clientdata(client); + struct ov5645 *ov5645 = to_ov5645(sd); + + __ov5645_power_off(ov5645); + + return 0; +} + +#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API +static int ov5645_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh) +{ + struct ov5645 *ov5645 = to_ov5645(sd); + struct v4l2_mbus_framefmt *try_fmt = + v4l2_subdev_get_try_format(sd, fh->pad, 0); + const struct ov5645_mode *def_mode = &supported_modes[0]; + + mutex_lock(&ov5645->mutex); + /* Initialize try_fmt */ + try_fmt->width = def_mode->width; + try_fmt->height = def_mode->height; + try_fmt->code = MEDIA_BUS_FMT_UYVY8_2X8;//MEDIA_BUS_FMT_SBGGR10_1X10; + try_fmt->field = V4L2_FIELD_NONE; + + mutex_unlock(&ov5645->mutex); + /* No crop or compose */ + + return 0; +} +#endif + +static const struct dev_pm_ops ov5645_pm_ops = { + SET_RUNTIME_PM_OPS(ov5645_runtime_suspend, + ov5645_runtime_resume, NULL) +}; + +#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API +static const struct v4l2_subdev_internal_ops ov5645_internal_ops = { + .open = ov5645_open, +}; +#endif + +static const struct v4l2_subdev_video_ops ov5645_video_ops = { + .s_stream = ov5645_s_stream, +}; +#if 0 +static int ov5645_entity_init_cfg(struct v4l2_subdev *subdev, + struct v4l2_subdev_pad_config *cfg) +{ + struct v4l2_subdev_format fmt = { 0 }; + + fmt.which = cfg ? V4L2_SUBDEV_FORMAT_TRY : V4L2_SUBDEV_FORMAT_ACTIVE; + fmt.format.width = 1920; + fmt.format.height = 1080; + + ov5645_set_fmt(subdev, cfg, &fmt); + + return 0; +} +#endif +static int ov5645_get_selection(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_selection *sel) +{ + struct ov5645 *ov5645 = to_ov5645(sd); + + if (sel->target != V4L2_SEL_TGT_CROP) + return -EINVAL; + + sel->r = *__ov5645_get_pad_crop(ov5645, cfg, sel->pad, + sel->which); + return 0; +} + +static const struct v4l2_subdev_pad_ops ov5645_pad_ops = { +// .init_cfg = ov5645_entity_init_cfg, + .enum_mbus_code = ov5645_enum_mbus_code, + .enum_frame_size = ov5645_enum_frame_sizes, + .get_fmt = ov5645_get_fmt, + .set_fmt = ov5645_set_fmt, + .get_selection = ov5645_get_selection, +}; + +static const struct v4l2_subdev_ops ov5645_subdev_ops = { + .video = &ov5645_video_ops, + .pad = &ov5645_pad_ops, +}; + +static int ov5645_set_saturation(struct ov5645 *ov5645, s32 value) +{ + u32 reg_value = (value * 0x10) + 0x40; + int ret; + ret = ov5645_write_reg(ov5645->client, OV5645_SDE_SAT_U, OV5645_REG_VALUE_08BIT,reg_value); + if (ret < 0) + { + return ret; + } + return ov5645_write_reg(ov5645->client, OV5645_SDE_SAT_V,OV5645_REG_VALUE_08BIT, reg_value); +} + +static int ov5645_set_hflip(struct ov5645 *ov5645, s32 value) +{ + u8 val = ov5645->timing_tc_reg21; + int ret; + + if (value == 0) + val &= ~(OV5645_SENSOR_MIRROR); + else + val |= (OV5645_SENSOR_MIRROR); + + ret = ov5645_write_reg(ov5645->client, OV5645_TIMING_TC_REG21,OV5645_REG_VALUE_08BIT, val); + if (!ret) + ov5645->timing_tc_reg21 = val; + + return ret; +} + +static int ov5645_set_vflip(struct ov5645 *ov5645, s32 value) +{ + u8 val = ov5645->timing_tc_reg20; + int ret; + + if (value == 0) + val |= (OV5645_SENSOR_VFLIP | OV5645_ISP_VFLIP); + else + val &= ~(OV5645_SENSOR_VFLIP | OV5645_ISP_VFLIP); + + ret = ov5645_write_reg(ov5645->client, OV5645_TIMING_TC_REG20,OV5645_REG_VALUE_08BIT, val); + if (!ret) + ov5645->timing_tc_reg20 = val; + + return ret; +} + +static int ov5645_set_test_pattern(struct ov5645 *ov5645, s32 value) +{ + u8 val = 0; + + if (value) { + val = OV5645_SET_TEST_PATTERN(value - 1); + val |= OV5645_TEST_PATTERN_ENABLE; + } + + return ov5645_write_reg(ov5645->client, OV5645_PRE_ISP_TEST_SETTING_1,OV5645_REG_VALUE_08BIT, val); +} + +static const char * const ov5645_test_pattern_menu[] = { + "Disabled", + "Vertical Color Bars", + "Pseudo-Random Data", + "Color Square", + "Black Image", +}; + +static int ov5645_set_awb(struct ov5645 *ov5645, s32 enable_auto) +{ + u8 val = 0; + + if (!enable_auto) + val = OV5645_AWB_MANUAL_ENABLE; + + return ov5645_write_reg(ov5645->client, OV5645_AWB_MANUAL_CONTROL,OV5645_REG_VALUE_08BIT, val); +} + +static int ov5645_set_ctrl(struct v4l2_ctrl *ctrl) +{ + struct ov5645 *ov5645 = container_of(ctrl->handler, + struct ov5645, ctrl_handler); + struct i2c_client *client = ov5645->client; + int ret = 0; + + if (pm_runtime_get(&client->dev) <= 0) + return 0; + + switch (ctrl->id) { + case V4L2_CID_SATURATION: + ret = ov5645_set_saturation(ov5645, ctrl->val); + break; + case V4L2_CID_AUTO_WHITE_BALANCE: + ret = ov5645_set_awb(ov5645, ctrl->val); + break; + case V4L2_CID_AUTOGAIN: + ret = ov5645_set_agc_mode(ov5645, ctrl->val); + break; + case V4L2_CID_EXPOSURE_AUTO: + ret = ov5645_set_aec_mode(ov5645, ctrl->val); + break; + case V4L2_CID_TEST_PATTERN: + ret = ov5645_set_test_pattern(ov5645, ctrl->val); + break; + case V4L2_CID_HFLIP: + ret = ov5645_set_hflip(ov5645, ctrl->val); + break; + case V4L2_CID_VFLIP: + ret = ov5645_set_vflip(ov5645, ctrl->val); + break; + default: + ret = -EINVAL; + break; + } + + pm_runtime_put(&client->dev); + + return ret; +} + +static const struct v4l2_ctrl_ops ov5645_ctrl_ops = { + .s_ctrl = ov5645_set_ctrl, +}; + +static int ov5645_check_sensor_id(struct ov5645 *ov5645, + struct i2c_client *client) +{ + struct device *dev = &ov5645->client->dev; + u32 id = 0; + int ret; + + ret = ov5645_read_reg(client, OV5645_REG_CHIP_ID, + OV5645_REG_VALUE_16BIT, &id); + if (id != CHIP_ID) { + dev_err(dev, "Unexpected sensor id(%06x), ret(%d)\n", id, ret); + return ret; + } + + ov5645_global_regs = ov5645_global_regs_r1a; + + dev_info(dev, "Detected OV%06x sensor, REVISION 0x%x\n", CHIP_ID, id); + + return 0; +} + +static int ov5645_configure_regulators(struct ov5645 *ov5645) +{ + unsigned int i; + + for (i = 0; i < OV5645_NUM_SUPPLIES; i++) + ov5645->supplies[i].supply = ov5645_supply_names[i]; + + return devm_regulator_bulk_get(&ov5645->client->dev, + OV5645_NUM_SUPPLIES, + ov5645->supplies); +} + +static int ov5645_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct device *dev = &client->dev; + struct ov5645 *ov5645; + struct v4l2_subdev *sd; + int ret; + + ov5645 = devm_kzalloc(dev, sizeof(*ov5645), GFP_KERNEL); + if (!ov5645) + return -ENOMEM; + + ov5645->client = client; + ov5645->cur_mode = &supported_modes[0]; + + ov5645->xvclk = devm_clk_get(dev, "xvclk"); + if (IS_ERR(ov5645->xvclk)) { + dev_err(dev, "Failed to get xvclk\n"); + return -EINVAL; + } + ret = clk_set_rate(ov5645->xvclk, OV5645_XVCLK_FREQ); + if (ret < 0) { + dev_err(dev, "Failed to set xvclk rate (24MHz)\n"); + return ret; + } + if (clk_get_rate(ov5645->xvclk) != OV5645_XVCLK_FREQ) + dev_warn(dev, "xvclk mismatched, modes are based on 24MHz\n"); + + ov5645->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); + if (IS_ERR(ov5645->reset_gpio)) + dev_warn(dev, "Failed to get reset-gpios\n"); + + ov5645->pwdn_gpio = devm_gpiod_get(dev, "pwdn", GPIOD_OUT_LOW); + if (IS_ERR(ov5645->pwdn_gpio)) + dev_warn(dev, "Failed to get pwdn-gpios\n"); + + ret = ov5645_configure_regulators(ov5645); + if (ret) { + dev_err(dev, "Failed to get power regulators\n"); + return ret; + } + + ov5645->pinctrl = devm_pinctrl_get(dev); + if (!IS_ERR(ov5645->pinctrl)) { + ov5645->pins_default = + pinctrl_lookup_state(ov5645->pinctrl, + OF_CAMERA_PINCTRL_STATE_DEFAULT); + if (IS_ERR(ov5645->pins_default)) + dev_err(dev, "could not get default pinstate\n"); + + ov5645->pins_sleep = + pinctrl_lookup_state(ov5645->pinctrl, + OF_CAMERA_PINCTRL_STATE_SLEEP); + if (IS_ERR(ov5645->pins_sleep)) + dev_err(dev, "could not get sleep pinstate\n"); + } + + mutex_init(&ov5645->mutex); + + v4l2_ctrl_handler_init(&ov5645->ctrl_handler, 9); + v4l2_ctrl_new_std(&ov5645->ctrl_handler, &ov5645_ctrl_ops, + V4L2_CID_SATURATION, -4, 4, 1, 0); + v4l2_ctrl_new_std(&ov5645->ctrl_handler, &ov5645_ctrl_ops, + V4L2_CID_HFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(&ov5645->ctrl_handler, &ov5645_ctrl_ops, + V4L2_CID_VFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(&ov5645->ctrl_handler, &ov5645_ctrl_ops, + V4L2_CID_AUTOGAIN, 0, 1, 1, 1); + v4l2_ctrl_new_std(&ov5645->ctrl_handler, &ov5645_ctrl_ops, + V4L2_CID_AUTO_WHITE_BALANCE, 0, 1, 1, 1); + v4l2_ctrl_new_std_menu(&ov5645->ctrl_handler, &ov5645_ctrl_ops, + V4L2_CID_EXPOSURE_AUTO, V4L2_EXPOSURE_MANUAL, + 0, V4L2_EXPOSURE_AUTO); + v4l2_ctrl_new_std_menu_items(&ov5645->ctrl_handler, &ov5645_ctrl_ops, + V4L2_CID_TEST_PATTERN, + ARRAY_SIZE(ov5645_test_pattern_menu) - 1, + 0, 0, ov5645_test_pattern_menu); + ov5645->pixel_clock = v4l2_ctrl_new_std(&ov5645->ctrl_handler, + &ov5645_ctrl_ops, + V4L2_CID_PIXEL_RATE, + 1, INT_MAX, 1, 1); + ov5645->link_freq = v4l2_ctrl_new_int_menu(&ov5645->ctrl_handler, + &ov5645_ctrl_ops, + V4L2_CID_LINK_FREQ, + ARRAY_SIZE(link_freq_menu_items) - 1, + 0, link_freq_menu_items); + if (ov5645->link_freq) + ov5645->link_freq->flags |= V4L2_CTRL_FLAG_READ_ONLY; + + ov5645->subdev.ctrl_handler = &ov5645->ctrl_handler; + + if (ov5645->ctrl_handler.error) { + dev_err(dev, "%s: control initialization error %d\n", + __func__, ov5645->ctrl_handler.error); + ret = ov5645->ctrl_handler.error; + goto err_free_handler; + } + + sd = &ov5645->subdev; + v4l2_i2c_subdev_init(sd, client, &ov5645_subdev_ops); + + ret = __ov5645_power_on(ov5645); + if (ret) + goto err_free_handler; + + ret = ov5645_check_sensor_id(ov5645, client); + if (ret) + goto err_power_off; + + ret = ov5645_read_reg(client, OV5645_AEC_PK_MANUAL, + OV5645_REG_VALUE_08BIT,&ov5645->aec_pk_manual); + if (ret < 0) { + dev_err(dev, "could not read AEC/AGC mode\n"); + ret = -ENODEV; + goto err_power_off; + } + + ret = ov5645_read_reg(client, OV5645_TIMING_TC_REG20, + OV5645_REG_VALUE_08BIT,&ov5645->timing_tc_reg20); + if (ret < 0) { + dev_err(dev, "could not read vflip value\n"); + ret = -ENODEV; + goto err_power_off; + } + + ret = ov5645_read_reg(client, OV5645_TIMING_TC_REG21, + OV5645_REG_VALUE_08BIT,&ov5645->timing_tc_reg21); + if (ret < 0) { + dev_err(dev, "could not read hflip value\n"); + ret = -ENODEV; + goto err_power_off; + } + +#ifdef CONFIG_VIDEO_V4L2_SUBDEV_API + sd->internal_ops = &ov5645_internal_ops; + sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; +#endif +#if defined(CONFIG_MEDIA_CONTROLLER) + ov5645->pad.flags = MEDIA_PAD_FL_SOURCE; + sd->entity.type = MEDIA_ENT_T_V4L2_SUBDEV_SENSOR; + ret = media_entity_init(&sd->entity, 1, &ov5645->pad, 0); + if (ret < 0) + goto err_power_off; +#endif + + ret = v4l2_async_register_subdev(sd); + if (ret) { + dev_err(dev, "v4l2 async register subdev failed\n"); + goto err_clean_entity; + } + + pm_runtime_set_active(dev); + pm_runtime_enable(dev); + pm_runtime_idle(dev); + + return 0; + +err_clean_entity: +#if defined(CONFIG_MEDIA_CONTROLLER) + media_entity_cleanup(&sd->entity); +#endif +err_power_off: + __ov5645_power_off(ov5645); +err_free_handler: + v4l2_ctrl_handler_free(&ov5645->ctrl_handler); + + mutex_destroy(&ov5645->mutex); + + return ret; +} + +static int ov5645_remove(struct i2c_client *client) +{ + struct v4l2_subdev *sd = i2c_get_clientdata(client); + struct ov5645 *ov5645 = to_ov5645(sd); + + v4l2_async_unregister_subdev(sd); +#if defined(CONFIG_MEDIA_CONTROLLER) + media_entity_cleanup(&sd->entity); +#endif + v4l2_ctrl_handler_free(&ov5645->ctrl_handler); + mutex_destroy(&ov5645->mutex); + + pm_runtime_disable(&client->dev); + if (!pm_runtime_status_suspended(&client->dev)) + __ov5645_power_off(ov5645); + pm_runtime_set_suspended(&client->dev); + + return 0; +} + +#if IS_ENABLED(CONFIG_OF) +static const struct of_device_id ov5645_of_match[] = { + { .compatible = "ovti,ov5645" }, + {}, +}; +MODULE_DEVICE_TABLE(of, ov5645_of_match); +#endif + +static const struct i2c_device_id ov5645_match_id[] = { + { "ovti,ov5645", 0 }, + { }, +}; + +static struct i2c_driver ov5645_i2c_driver = { + .driver = { + .name = "ov5645", + .pm = &ov5645_pm_ops, + .of_match_table = of_match_ptr(ov5645_of_match), + }, + .probe = &ov5645_probe, + .remove = &ov5645_remove, + .id_table = ov5645_match_id, +}; + +static int __init sensor_mod_init(void) +{ + return i2c_add_driver(&ov5645_i2c_driver); +} + +static void __exit sensor_mod_exit(void) +{ + i2c_del_driver(&ov5645_i2c_driver); +} + +device_initcall_sync(sensor_mod_init); +module_exit(sensor_mod_exit); + +MODULE_DESCRIPTION("OmniVision ov5645 sensor driver"); +MODULE_LICENSE("GPL v2"); -- 2.25.1