// SPDX-License-Identifier: GPL-2.0 /* * Copyright (c) 2013 Intel Corporation. All Rights Reserved. * * Adapted from the atomisp-ov5693 driver, with contributions from: * * Daniel Scally * Jean-Michel Hautbois * Fabian Wuthrich * Tsuchiya Yuto * Jordan Hand * Jake Day */ #include <linux/acpi.h> #include <linux/clk.h> #include <linux/delay.h> #include <linux/device.h> #include <linux/i2c.h> #include <linux/module.h> #include <linux/pm_runtime.h> #include <linux/regulator/consumer.h> #include <linux/slab.h> #include <linux/types.h> #include <media/v4l2-cci.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-device.h> #include <media/v4l2-fwnode.h> /* System Control */ #define OV5693_SW_RESET_REG … #define OV5693_SW_STREAM_REG … #define OV5693_START_STREAMING … #define OV5693_STOP_STREAMING … #define OV5693_SW_RESET … #define OV5693_REG_CHIP_ID … /* Yes, this is right. The datasheet for the OV5693 gives its ID as 0x5690 */ #define OV5693_CHIP_ID … /* Exposure */ #define OV5693_EXPOSURE_CTRL_REG … #define OV5693_EXPOSURE_CTRL_MASK … #define OV5693_INTEGRATION_TIME_MARGIN … #define OV5693_EXPOSURE_MIN … #define OV5693_EXPOSURE_STEP … /* Analogue Gain */ #define OV5693_GAIN_CTRL_REG … #define OV5693_GAIN_CTRL_MASK … #define OV5693_GAIN_MIN … #define OV5693_GAIN_MAX … #define OV5693_GAIN_DEF … #define OV5693_GAIN_STEP … /* Digital Gain */ #define OV5693_MWB_RED_GAIN_REG … #define OV5693_MWB_GREEN_GAIN_REG … #define OV5693_MWB_BLUE_GAIN_REG … #define OV5693_MWB_GAIN_MASK … #define OV5693_MWB_GAIN_MAX … #define OV5693_DIGITAL_GAIN_MIN … #define OV5693_DIGITAL_GAIN_MAX … #define OV5693_DIGITAL_GAIN_DEF … #define OV5693_DIGITAL_GAIN_STEP … /* Timing and Format */ #define OV5693_CROP_START_X_REG … #define OV5693_CROP_START_Y_REG … #define OV5693_CROP_END_X_REG … #define OV5693_CROP_END_Y_REG … #define OV5693_OUTPUT_SIZE_X_REG … #define OV5693_OUTPUT_SIZE_Y_REG … #define OV5693_TIMING_HTS_REG … #define OV5693_FIXED_PPL … #define OV5693_TIMING_VTS_REG … #define OV5693_TIMING_MAX_VTS … #define OV5693_TIMING_MIN_VTS … #define OV5693_OFFSET_START_X_REG … #define OV5693_OFFSET_START_Y_REG … #define OV5693_SUB_INC_X_REG … #define OV5693_SUB_INC_Y_REG … #define OV5693_FORMAT1_REG … #define OV5693_FORMAT1_FLIP_VERT_ISP_EN … #define OV5693_FORMAT1_FLIP_VERT_SENSOR_EN … #define OV5693_FORMAT1_VBIN_EN … #define OV5693_FORMAT2_REG … #define OV5693_FORMAT2_HDR_EN … #define OV5693_FORMAT2_FLIP_HORZ_ISP_EN … #define OV5693_FORMAT2_FLIP_HORZ_SENSOR_EN … #define OV5693_FORMAT2_HBIN_EN … #define OV5693_ISP_CTRL2_REG … #define OV5693_ISP_SCALE_ENABLE … /* Pixel Array */ #define OV5693_NATIVE_WIDTH … #define OV5693_NATIVE_HEIGHT … #define OV5693_NATIVE_START_LEFT … #define OV5693_NATIVE_START_TOP … #define OV5693_ACTIVE_WIDTH … #define OV5693_ACTIVE_HEIGHT … #define OV5693_ACTIVE_START_LEFT … #define OV5693_ACTIVE_START_TOP … #define OV5693_MIN_CROP_WIDTH … #define OV5693_MIN_CROP_HEIGHT … /* Test Pattern */ #define OV5693_TEST_PATTERN_REG … #define OV5693_TEST_PATTERN_ENABLE … #define OV5693_TEST_PATTERN_ROLLING … #define OV5693_TEST_PATTERN_RANDOM … #define OV5693_TEST_PATTERN_BARS … /* System Frequencies */ #define OV5693_XVCLK_FREQ … #define OV5693_LINK_FREQ_419_2MHZ … #define OV5693_PIXEL_RATE … #define to_ov5693_sensor(x) … static const char * const ov5693_supply_names[] = …; #define OV5693_NUM_SUPPLIES … struct ov5693_device { … }; static const struct cci_reg_sequence ov5693_global_regs[] = …; static const struct v4l2_rect ov5693_default_crop = …; static const struct v4l2_mbus_framefmt ov5693_default_fmt = …; static const s64 link_freq_menu_items[] = …; static const char * const ov5693_test_pattern_menu[] = …; static const u8 ov5693_test_pattern_bits[] = …; /* V4L2 Controls Functions */ static int ov5693_flip_vert_configure(struct ov5693_device *ov5693, bool enable) { … } static int ov5693_flip_horz_configure(struct ov5693_device *ov5693, bool enable) { … } static int ov5693_get_exposure(struct ov5693_device *ov5693, s32 *value) { … } static int ov5693_exposure_configure(struct ov5693_device *ov5693, u32 exposure) { … } static int ov5693_get_gain(struct ov5693_device *ov5693, u32 *gain) { … } static int ov5693_digital_gain_configure(struct ov5693_device *ov5693, u32 gain) { … } static int ov5693_analog_gain_configure(struct ov5693_device *ov5693, u32 gain) { … } static int ov5693_vts_configure(struct ov5693_device *ov5693, u32 vblank) { … } static int ov5693_test_pattern_configure(struct ov5693_device *ov5693, u32 idx) { … } static int ov5693_s_ctrl(struct v4l2_ctrl *ctrl) { … } static int ov5693_g_volatile_ctrl(struct v4l2_ctrl *ctrl) { … } static const struct v4l2_ctrl_ops ov5693_ctrl_ops = …; /* System Control Functions */ static int ov5693_mode_configure(struct ov5693_device *ov5693) { … } static int ov5693_enable_streaming(struct ov5693_device *ov5693, bool enable) { … } static int ov5693_sw_reset(struct ov5693_device *ov5693) { … } static int ov5693_sensor_init(struct ov5693_device *ov5693) { … } static void ov5693_sensor_powerdown(struct ov5693_device *ov5693) { … } static int ov5693_sensor_powerup(struct ov5693_device *ov5693) { … } static int __maybe_unused ov5693_sensor_suspend(struct device *dev) { … } static int __maybe_unused ov5693_sensor_resume(struct device *dev) { … } static int ov5693_detect(struct ov5693_device *ov5693) { … } /* V4L2 Framework callbacks */ static unsigned int __ov5693_calc_vts(u32 height) { … } static struct v4l2_mbus_framefmt * __ov5693_get_pad_format(struct ov5693_device *ov5693, struct v4l2_subdev_state *state, unsigned int pad, enum v4l2_subdev_format_whence which) { … } static struct v4l2_rect * __ov5693_get_pad_crop(struct ov5693_device *ov5693, struct v4l2_subdev_state *state, unsigned int pad, enum v4l2_subdev_format_whence which) { … } static int ov5693_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_state *state, struct v4l2_subdev_format *format) { … } static int ov5693_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_state *state, struct v4l2_subdev_format *format) { … } static int ov5693_get_selection(struct v4l2_subdev *sd, struct v4l2_subdev_state *state, struct v4l2_subdev_selection *sel) { … } static int ov5693_set_selection(struct v4l2_subdev *sd, struct v4l2_subdev_state *state, struct v4l2_subdev_selection *sel) { … } static int ov5693_s_stream(struct v4l2_subdev *sd, int enable) { … } static int ov5693_get_frame_interval(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_frame_interval *interval) { … } static int ov5693_enum_mbus_code(struct v4l2_subdev *sd, struct v4l2_subdev_state *state, struct v4l2_subdev_mbus_code_enum *code) { … } static int ov5693_enum_frame_size(struct v4l2_subdev *sd, struct v4l2_subdev_state *state, struct v4l2_subdev_frame_size_enum *fse) { … } static const struct v4l2_subdev_video_ops ov5693_video_ops = …; static const struct v4l2_subdev_pad_ops ov5693_pad_ops = …; static const struct v4l2_subdev_ops ov5693_ops = …; /* Sensor and Driver Configuration Functions */ static int ov5693_init_controls(struct ov5693_device *ov5693) { … } static int ov5693_configure_gpios(struct ov5693_device *ov5693) { … } static int ov5693_get_regulators(struct ov5693_device *ov5693) { … } static int ov5693_check_hwcfg(struct ov5693_device *ov5693) { … } static int ov5693_probe(struct i2c_client *client) { … } static void ov5693_remove(struct i2c_client *client) { … } static const struct dev_pm_ops ov5693_pm_ops = …; static const struct acpi_device_id ov5693_acpi_match[] = …; MODULE_DEVICE_TABLE(acpi, ov5693_acpi_match); static const struct of_device_id ov5693_of_match[] = …; MODULE_DEVICE_TABLE(of, ov5693_of_match); static struct i2c_driver ov5693_driver = …; module_i2c_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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