// SPDX-License-Identifier: GPL-2.0 // Copyright (c) 2019 Intel Corporation. #include <asm/unaligned.h> #include <linux/acpi.h> #include <linux/clk.h> #include <linux/delay.h> #include <linux/gpio/consumer.h> #include <linux/i2c.h> #include <linux/mod_devicetable.h> #include <linux/module.h> #include <linux/pm_runtime.h> #include <linux/regulator/consumer.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-device.h> #include <media/v4l2-fwnode.h> #define OV5675_REG_VALUE_08BIT … #define OV5675_REG_VALUE_16BIT … #define OV5675_REG_VALUE_24BIT … #define OV5675_LINK_FREQ_450MHZ … #define OV5675_SCLK … #define OV5675_XVCLK_19_2 … #define OV5675_DATA_LANES … #define OV5675_RGB_DEPTH … #define OV5675_REG_CHIP_ID … #define OV5675_CHIP_ID … #define OV5675_REG_MODE_SELECT … #define OV5675_MODE_STANDBY … #define OV5675_MODE_STREAMING … /* vertical-timings from sensor */ #define OV5675_REG_VTS … #define OV5675_VTS_30FPS … #define OV5675_VTS_30FPS_MIN … #define OV5675_VTS_MAX … /* horizontal-timings from sensor */ #define OV5675_REG_HTS … /* Exposure controls from sensor */ #define OV5675_REG_EXPOSURE … #define OV5675_EXPOSURE_MIN … #define OV5675_EXPOSURE_MAX_MARGIN … #define OV5675_EXPOSURE_STEP … /* Analog gain controls from sensor */ #define OV5675_REG_ANALOG_GAIN … #define OV5675_ANAL_GAIN_MIN … #define OV5675_ANAL_GAIN_MAX … #define OV5675_ANAL_GAIN_STEP … /* Digital gain controls from sensor */ #define OV5675_REG_DIGITAL_GAIN … #define OV5675_REG_MWB_R_GAIN … #define OV5675_REG_MWB_G_GAIN … #define OV5675_REG_MWB_B_GAIN … #define OV5675_DGTL_GAIN_MIN … #define OV5675_DGTL_GAIN_MAX … #define OV5675_DGTL_GAIN_STEP … #define OV5675_DGTL_GAIN_DEFAULT … /* Group Access */ #define OV5675_REG_GROUP_ACCESS … #define OV5675_GROUP_HOLD_START … #define OV5675_GROUP_HOLD_END … #define OV5675_GROUP_HOLD_LAUNCH … /* Test Pattern Control */ #define OV5675_REG_TEST_PATTERN … #define OV5675_TEST_PATTERN_ENABLE … #define OV5675_TEST_PATTERN_BAR_SHIFT … /* Flip Mirror Controls from sensor */ #define OV5675_REG_FORMAT1 … #define OV5675_REG_FORMAT2 … #define to_ov5675(_sd) … static const char * const ov5675_supply_names[] = …; #define OV5675_NUM_SUPPLIES … enum { … }; struct ov5675_reg { … }; struct ov5675_reg_list { … }; struct ov5675_link_freq_config { … }; struct ov5675_mode { … }; static const struct ov5675_reg mipi_data_rate_900mbps[] = …; static const struct ov5675_reg mode_2592x1944_regs[] = …; static const struct ov5675_reg mode_1296x972_regs[] = …; static const char * const ov5675_test_pattern_menu[] = …; static const s64 link_freq_menu_items[] = …; static const struct ov5675_link_freq_config link_freq_configs[] = …; static const struct ov5675_mode supported_modes[] = …; struct ov5675 { … }; static u64 to_pixel_rate(u32 f_index) { … } static u64 to_pixels_per_line(u32 hts, u32 f_index) { … } static int ov5675_read_reg(struct ov5675 *ov5675, u16 reg, u16 len, u32 *val) { … } static int ov5675_write_reg(struct ov5675 *ov5675, u16 reg, u16 len, u32 val) { … } static int ov5675_write_reg_list(struct ov5675 *ov5675, const struct ov5675_reg_list *r_list) { … } static int ov5675_update_digital_gain(struct ov5675 *ov5675, u32 d_gain) { … } static int ov5675_test_pattern(struct ov5675 *ov5675, u32 pattern) { … } /* * OV5675 supports keeping the pixel order by mirror and flip function * The Bayer order isn't affected by the flip controls */ static int ov5675_set_ctrl_hflip(struct ov5675 *ov5675, u32 ctrl_val) { … } static int ov5675_set_ctrl_vflip(struct ov5675 *ov5675, u8 ctrl_val) { … } static int ov5675_set_ctrl(struct v4l2_ctrl *ctrl) { … } static const struct v4l2_ctrl_ops ov5675_ctrl_ops = …; static int ov5675_init_controls(struct ov5675 *ov5675) { … } static void ov5675_update_pad_format(const struct ov5675_mode *mode, struct v4l2_mbus_framefmt *fmt) { … } static int ov5675_identify_module(struct ov5675 *ov5675) { … } static int ov5675_start_streaming(struct ov5675 *ov5675) { … } static void ov5675_stop_streaming(struct ov5675 *ov5675) { … } static int ov5675_set_stream(struct v4l2_subdev *sd, int enable) { … } static int ov5675_power_off(struct device *dev) { … } static int ov5675_power_on(struct device *dev) { … } static int ov5675_set_format(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *fmt) { … } static int ov5675_get_format(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *fmt) { … } static int ov5675_get_selection(struct v4l2_subdev *sd, struct v4l2_subdev_state *state, struct v4l2_subdev_selection *sel) { … } static int ov5675_enum_mbus_code(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_mbus_code_enum *code) { … } static int ov5675_enum_frame_size(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_frame_size_enum *fse) { … } static int ov5675_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh) { … } static const struct v4l2_subdev_video_ops ov5675_video_ops = …; static const struct v4l2_subdev_pad_ops ov5675_pad_ops = …; static const struct v4l2_subdev_ops ov5675_subdev_ops = …; static const struct media_entity_operations ov5675_subdev_entity_ops = …; static const struct v4l2_subdev_internal_ops ov5675_internal_ops = …; static int ov5675_get_hwcfg(struct ov5675 *ov5675, struct device *dev) { … } static void ov5675_remove(struct i2c_client *client) { … } static int ov5675_probe(struct i2c_client *client) { … } static const struct dev_pm_ops ov5675_pm_ops = …; #ifdef CONFIG_ACPI static const struct acpi_device_id ov5675_acpi_ids[] = …; MODULE_DEVICE_TABLE(acpi, ov5675_acpi_ids); #endif static const struct of_device_id ov5675_of_match[] = …; MODULE_DEVICE_TABLE(of, ov5675_of_match); static struct i2c_driver ov5675_i2c_driver = …; module_i2c_driver(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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