// SPDX-License-Identifier: GPL-2.0 // Copyright (c) 2020 MediaTek Inc. #include <linux/clk.h> #include <linux/delay.h> #include <linux/device.h> #include <linux/gpio/consumer.h> #include <linux/i2c.h> #include <linux/module.h> #include <linux/pm_runtime.h> #include <linux/regulator/consumer.h> #include <linux/units.h> #include <media/media-entity.h> #include <media/v4l2-async.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-fwnode.h> #include <media/v4l2-subdev.h> #define OV02A10_ID … #define OV02A10_ID_MASK … #define OV02A10_REG_CHIP_ID … /* Bit[1] vertical upside down */ /* Bit[0] horizontal mirror */ #define REG_MIRROR_FLIP_CONTROL … /* Orientation */ #define REG_MIRROR_FLIP_ENABLE … /* Bit[2:0] MIPI transmission speed select */ #define TX_SPEED_AREA_SEL … #define OV02A10_MIPI_TX_SPEED_DEFAULT … #define REG_PAGE_SWITCH … #define REG_GLOBAL_EFFECTIVE … #define REG_ENABLE … #define REG_SC_CTRL_MODE … #define SC_CTRL_MODE_STANDBY … #define SC_CTRL_MODE_STREAMING … /* Exposure control */ #define OV02A10_EXP_SHIFT … #define OV02A10_REG_EXPOSURE_H … #define OV02A10_REG_EXPOSURE_L … #define OV02A10_EXPOSURE_MIN … #define OV02A10_EXPOSURE_MAX_MARGIN … #define OV02A10_EXPOSURE_STEP … /* Vblanking control */ #define OV02A10_VTS_SHIFT … #define OV02A10_REG_VTS_H … #define OV02A10_REG_VTS_L … #define OV02A10_VTS_MAX … #define OV02A10_BASE_LINES … /* Analog gain control */ #define OV02A10_REG_GAIN … #define OV02A10_GAIN_MIN … #define OV02A10_GAIN_MAX … #define OV02A10_GAIN_STEP … #define OV02A10_GAIN_DEFAULT … /* Test pattern control */ #define OV02A10_REG_TEST_PATTERN … #define OV02A10_LINK_FREQ_390MHZ … #define OV02A10_ECLK_FREQ … /* Number of lanes supported by this driver */ #define OV02A10_DATA_LANES … /* Bits per sample of sensor output */ #define OV02A10_BITS_PER_SAMPLE … static const char * const ov02a10_supply_names[] = …; struct ov02a10_reg { … }; struct ov02a10_reg_list { … }; struct ov02a10_mode { … }; struct ov02a10 { … }; static inline struct ov02a10 *to_ov02a10(struct v4l2_subdev *sd) { … } /* * eclk 24Mhz * pclk 39Mhz * linelength 934(0x3a6) * framelength 1390(0x56E) * grabwindow_width 1600 * grabwindow_height 1200 * max_framerate 30fps * mipi_datarate per lane 780Mbps */ static const struct ov02a10_reg ov02a10_1600x1200_regs[] = …; static const char * const ov02a10_test_pattern_menu[] = …; static const s64 link_freq_menu_items[] = …; static u64 to_pixel_rate(u32 f_index) { … } static const struct ov02a10_mode supported_modes[] = …; static int ov02a10_write_array(struct ov02a10 *ov02a10, const struct ov02a10_reg_list *r_list) { … } static void ov02a10_fill_fmt(const struct ov02a10_mode *mode, struct v4l2_mbus_framefmt *fmt) { … } static int ov02a10_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *fmt) { … } static int ov02a10_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *fmt) { … } static int ov02a10_enum_mbus_code(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_mbus_code_enum *code) { … } static int ov02a10_enum_frame_sizes(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_frame_size_enum *fse) { … } static int ov02a10_check_sensor_id(struct ov02a10 *ov02a10) { … } static int ov02a10_power_on(struct device *dev) { … } static int ov02a10_power_off(struct device *dev) { … } static int __ov02a10_start_stream(struct ov02a10 *ov02a10) { … } static int __ov02a10_stop_stream(struct ov02a10 *ov02a10) { … } static int ov02a10_init_state(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state) { … } static int ov02a10_s_stream(struct v4l2_subdev *sd, int on) { … } static const struct dev_pm_ops ov02a10_pm_ops = …; static int ov02a10_set_exposure(struct ov02a10 *ov02a10, int val) { … } static int ov02a10_set_gain(struct ov02a10 *ov02a10, int val) { … } static int ov02a10_set_vblank(struct ov02a10 *ov02a10, int val) { … } static int ov02a10_set_test_pattern(struct ov02a10 *ov02a10, int pattern) { … } static int ov02a10_set_ctrl(struct v4l2_ctrl *ctrl) { … } static const struct v4l2_subdev_video_ops ov02a10_video_ops = …; static const struct v4l2_subdev_pad_ops ov02a10_pad_ops = …; static const struct v4l2_subdev_ops ov02a10_subdev_ops = …; static const struct v4l2_subdev_internal_ops ov02a10_internal_ops = …; static const struct media_entity_operations ov02a10_subdev_entity_ops = …; static const struct v4l2_ctrl_ops ov02a10_ctrl_ops = …; static int ov02a10_initialize_controls(struct ov02a10 *ov02a10) { … } static int ov02a10_check_hwcfg(struct device *dev, struct ov02a10 *ov02a10) { … } static int ov02a10_probe(struct i2c_client *client) { … } static void ov02a10_remove(struct i2c_client *client) { … } static const struct of_device_id ov02a10_of_match[] = …; MODULE_DEVICE_TABLE(of, ov02a10_of_match); static struct i2c_driver ov02a10_i2c_driver = …; module_i2c_driver(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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