// SPDX-License-Identifier: GPL-2.0 /* * Omnivision OV2680 CMOS Image Sensor driver * * Copyright (C) 2018 Linaro Ltd * * Based on OV5640 Sensor Driver * Copyright (C) 2011-2013 Freescale Semiconductor, Inc. All Rights Reserved. * Copyright (C) 2014-2017 Mentor Graphics Inc. * */ #include <linux/clk.h> #include <linux/delay.h> #include <linux/err.h> #include <linux/gpio/consumer.h> #include <linux/i2c.h> #include <linux/init.h> #include <linux/mod_devicetable.h> #include <linux/module.h> #include <linux/pm_runtime.h> #include <linux/regmap.h> #include <linux/regulator/consumer.h> #include <media/v4l2-cci.h> #include <media/v4l2-common.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-fwnode.h> #include <media/v4l2-subdev.h> #define OV2680_CHIP_ID … #define OV2680_REG_STREAM_CTRL … #define OV2680_REG_SOFT_RESET … #define OV2680_REG_CHIP_ID … #define OV2680_REG_SC_CMMN_SUB_ID … #define OV2680_REG_PLL_MULTIPLIER … #define OV2680_REG_EXPOSURE_PK … #define OV2680_REG_R_MANUAL … #define OV2680_REG_GAIN_PK … #define OV2680_REG_SENSOR_CTRL_0A … #define OV2680_REG_HORIZONTAL_START … #define OV2680_REG_VERTICAL_START … #define OV2680_REG_HORIZONTAL_END … #define OV2680_REG_VERTICAL_END … #define OV2680_REG_HORIZONTAL_OUTPUT_SIZE … #define OV2680_REG_VERTICAL_OUTPUT_SIZE … #define OV2680_REG_TIMING_HTS … #define OV2680_REG_TIMING_VTS … #define OV2680_REG_ISP_X_WIN … #define OV2680_REG_ISP_Y_WIN … #define OV2680_REG_X_INC … #define OV2680_REG_Y_INC … #define OV2680_REG_FORMAT1 … #define OV2680_REG_FORMAT2 … #define OV2680_REG_ISP_CTRL00 … #define OV2680_REG_X_WIN … #define OV2680_REG_Y_WIN … #define OV2680_FRAME_RATE … #define OV2680_NATIVE_WIDTH … #define OV2680_NATIVE_HEIGHT … #define OV2680_NATIVE_START_LEFT … #define OV2680_NATIVE_START_TOP … #define OV2680_ACTIVE_WIDTH … #define OV2680_ACTIVE_HEIGHT … #define OV2680_ACTIVE_START_LEFT … #define OV2680_ACTIVE_START_TOP … #define OV2680_MIN_CROP_WIDTH … #define OV2680_MIN_CROP_HEIGHT … #define OV2680_MIN_VBLANK … #define OV2680_MAX_VBLANK … /* Fixed pre-div of 1/2 */ #define OV2680_PLL_PREDIV0 … /* Pre-div configurable through reg 0x3080, left at its default of 0x02 : 1/2 */ #define OV2680_PLL_PREDIV … /* 66MHz pixel clock: 66MHz / 1704 * 1294 = 30fps */ #define OV2680_PIXELS_PER_LINE … #define OV2680_LINES_PER_FRAME_30FPS … /* Max exposure time is VTS - 8 */ #define OV2680_INTEGRATION_TIME_MARGIN … #define OV2680_DEFAULT_WIDTH … #define OV2680_DEFAULT_HEIGHT … /* For enum_frame_size() full-size + binned-/quarter-size */ #define OV2680_FRAME_SIZES … static const char * const ov2680_supply_name[] = …; #define OV2680_NUM_SUPPLIES … enum { … }; static const unsigned long ov2680_xvclk_freqs[] = …; static const u8 ov2680_pll_multipliers[] = …; struct ov2680_ctrls { … }; struct ov2680_mode { … }; struct ov2680_dev { … }; static const struct v4l2_rect ov2680_default_crop = …; static const char * const test_pattern_menu[] = …; static const int ov2680_hv_flip_bayer_order[] = …; static const struct reg_sequence ov2680_global_setting[] = …; static struct ov2680_dev *to_ov2680_dev(struct v4l2_subdev *sd) { … } static inline struct v4l2_subdev *ctrl_to_sd(struct v4l2_ctrl *ctrl) { … } static void ov2680_power_up(struct ov2680_dev *sensor) { … } static void ov2680_power_down(struct ov2680_dev *sensor) { … } static void ov2680_set_bayer_order(struct ov2680_dev *sensor, struct v4l2_mbus_framefmt *fmt) { … } static struct v4l2_mbus_framefmt * __ov2680_get_pad_format(struct ov2680_dev *sensor, struct v4l2_subdev_state *state, unsigned int pad, enum v4l2_subdev_format_whence which) { … } static struct v4l2_rect * __ov2680_get_pad_crop(struct ov2680_dev *sensor, struct v4l2_subdev_state *state, unsigned int pad, enum v4l2_subdev_format_whence which) { … } static void ov2680_fill_format(struct ov2680_dev *sensor, struct v4l2_mbus_framefmt *fmt, unsigned int width, unsigned int height) { … } static void ov2680_calc_mode(struct ov2680_dev *sensor) { … } static int ov2680_set_mode(struct ov2680_dev *sensor) { … } static int ov2680_set_vflip(struct ov2680_dev *sensor, s32 val) { … } static int ov2680_set_hflip(struct ov2680_dev *sensor, s32 val) { … } static int ov2680_test_pattern_set(struct ov2680_dev *sensor, int value) { … } static int ov2680_gain_set(struct ov2680_dev *sensor, u32 gain) { … } static int ov2680_exposure_set(struct ov2680_dev *sensor, u32 exp) { … } static int ov2680_exposure_update_range(struct ov2680_dev *sensor) { … } static int ov2680_stream_enable(struct ov2680_dev *sensor) { … } static int ov2680_stream_disable(struct ov2680_dev *sensor) { … } static int ov2680_power_off(struct ov2680_dev *sensor) { … } static int ov2680_power_on(struct ov2680_dev *sensor) { … } static int ov2680_get_frame_interval(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_frame_interval *fi) { … } static int ov2680_s_stream(struct v4l2_subdev *sd, int enable) { … } static int ov2680_enum_mbus_code(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_mbus_code_enum *code) { … } static int ov2680_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *format) { … } static int ov2680_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *format) { … } static int ov2680_get_selection(struct v4l2_subdev *sd, struct v4l2_subdev_state *state, struct v4l2_subdev_selection *sel) { … } static int ov2680_set_selection(struct v4l2_subdev *sd, struct v4l2_subdev_state *state, struct v4l2_subdev_selection *sel) { … } static int ov2680_init_state(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state) { … } static int ov2680_enum_frame_size(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_frame_size_enum *fse) { … } static bool ov2680_valid_frame_size(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_frame_interval_enum *fie) { … } static int ov2680_enum_frame_interval(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_frame_interval_enum *fie) { … } static int ov2680_s_ctrl(struct v4l2_ctrl *ctrl) { … } static const struct v4l2_ctrl_ops ov2680_ctrl_ops = …; static const struct v4l2_subdev_video_ops ov2680_video_ops = …; static const struct v4l2_subdev_pad_ops ov2680_pad_ops = …; static const struct v4l2_subdev_ops ov2680_subdev_ops = …; static const struct v4l2_subdev_internal_ops ov2680_internal_ops = …; static int ov2680_mode_init(struct ov2680_dev *sensor) { … } static int ov2680_v4l2_register(struct ov2680_dev *sensor) { … } static int ov2680_get_regulators(struct ov2680_dev *sensor) { … } static int ov2680_check_id(struct ov2680_dev *sensor) { … } static int ov2680_parse_dt(struct ov2680_dev *sensor) { … } static int ov2680_probe(struct i2c_client *client) { … } static void ov2680_remove(struct i2c_client *client) { … } static int ov2680_suspend(struct device *dev) { … } static int ov2680_resume(struct device *dev) { … } static DEFINE_RUNTIME_DEV_PM_OPS(ov2680_pm_ops, ov2680_suspend, ov2680_resume, NULL); static const struct of_device_id ov2680_dt_ids[] = …; MODULE_DEVICE_TABLE(of, ov2680_dt_ids); static const struct acpi_device_id ov2680_acpi_ids[] = …; MODULE_DEVICE_TABLE(acpi, ov2680_acpi_ids); static struct i2c_driver ov2680_i2c_driver = …; module_i2c_driver(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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