// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2021 Sieć Badawcza Łukasiewicz * - Przemysłowy Instytut Automatyki i Pomiarów PIAP * Written by Krzysztof Hałasa */ #include <linux/clk.h> #include <linux/delay.h> #include <linux/pm_runtime.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-fwnode.h> #include <media/v4l2-subdev.h> /* External clock (extclk) frequencies */ #define AR0521_EXTCLK_MIN … #define AR0521_EXTCLK_MAX … /* PLL and PLL2 */ #define AR0521_PLL_MIN … #define AR0521_PLL_MAX … /* Effective pixel sample rate on the pixel array. */ #define AR0521_PIXEL_CLOCK_RATE … #define AR0521_PIXEL_CLOCK_MIN … #define AR0521_PIXEL_CLOCK_MAX … #define AR0521_NATIVE_WIDTH … #define AR0521_NATIVE_HEIGHT … #define AR0521_MIN_X_ADDR_START … #define AR0521_MIN_Y_ADDR_START … #define AR0521_MAX_X_ADDR_END … #define AR0521_MAX_Y_ADDR_END … #define AR0521_WIDTH_MIN … #define AR0521_WIDTH_MAX … #define AR0521_HEIGHT_MIN … #define AR0521_HEIGHT_MAX … #define AR0521_WIDTH_BLANKING_MIN … #define AR0521_HEIGHT_BLANKING_MIN … #define AR0521_TOTAL_HEIGHT_MAX … #define AR0521_TOTAL_WIDTH_MAX … #define AR0521_ANA_GAIN_MIN … #define AR0521_ANA_GAIN_MAX … #define AR0521_ANA_GAIN_STEP … #define AR0521_ANA_GAIN_DEFAULT … /* AR0521 registers */ #define AR0521_REG_VT_PIX_CLK_DIV … #define AR0521_REG_FRAME_LENGTH_LINES … #define AR0521_REG_CHIP_ID … #define AR0521_REG_COARSE_INTEGRATION_TIME … #define AR0521_REG_ROW_SPEED … #define AR0521_REG_EXTRA_DELAY … #define AR0521_REG_RESET … #define AR0521_REG_RESET_DEFAULTS … #define AR0521_REG_RESET_GROUP_PARAM_HOLD … #define AR0521_REG_RESET_STREAM … #define AR0521_REG_RESET_RESTART … #define AR0521_REG_RESET_INIT … #define AR0521_REG_ANA_GAIN_CODE_GLOBAL … #define AR0521_REG_GREEN1_GAIN … #define AR0521_REG_BLUE_GAIN … #define AR0521_REG_RED_GAIN … #define AR0521_REG_GREEN2_GAIN … #define AR0521_REG_GLOBAL_GAIN … #define AR0521_REG_HISPI_TEST_MODE … #define AR0521_REG_HISPI_TEST_MODE_LP11 … #define AR0521_REG_TEST_PATTERN_MODE … #define AR0521_REG_SERIAL_FORMAT … #define AR0521_REG_SERIAL_FORMAT_MIPI … #define AR0521_REG_HISPI_CONTROL_STATUS … #define AR0521_REG_HISPI_CONTROL_STATUS_FRAMER_TEST_MODE_ENABLE … #define be … static const char * const ar0521_supply_names[] = …; static const s64 ar0521_link_frequencies[] = …; struct ar0521_ctrls { … }; struct ar0521_dev { … }; static inline struct ar0521_dev *to_ar0521_dev(struct v4l2_subdev *sd) { … } static inline struct v4l2_subdev *ctrl_to_sd(struct v4l2_ctrl *ctrl) { … } static u32 div64_round(u64 v, u32 d) { … } static u32 div64_round_up(u64 v, u32 d) { … } static int ar0521_code_to_bpp(struct ar0521_dev *sensor) { … } /* Data must be BE16, the first value is the register address */ static int ar0521_write_regs(struct ar0521_dev *sensor, const __be16 *data, unsigned int count) { … } static int ar0521_write_reg(struct ar0521_dev *sensor, u16 reg, u16 val) { … } static int ar0521_set_geometry(struct ar0521_dev *sensor) { … } static int ar0521_set_gains(struct ar0521_dev *sensor) { … } static u32 calc_pll(struct ar0521_dev *sensor, u32 freq, u16 *pre_ptr, u16 *mult_ptr) { … } static void ar0521_calc_pll(struct ar0521_dev *sensor) { … } static int ar0521_pll_config(struct ar0521_dev *sensor) { … } static int ar0521_set_stream(struct ar0521_dev *sensor, bool on) { … } static void ar0521_adj_fmt(struct v4l2_mbus_framefmt *fmt) { … } static int ar0521_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *format) { … } static int ar0521_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *format) { … } static int ar0521_s_ctrl(struct v4l2_ctrl *ctrl) { … } static const struct v4l2_ctrl_ops ar0521_ctrl_ops = …; static const char * const test_pattern_menu[] = …; static int ar0521_init_controls(struct ar0521_dev *sensor) { … } #define REGS_ENTRY(a) … #define REGS(...) … static const struct initial_reg { … } initial_regs[] = …; static void __ar0521_power_off(struct device *dev) { … } static int ar0521_power_off(struct device *dev) { … } static int ar0521_power_on(struct device *dev) { … } static int ar0521_enum_mbus_code(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_mbus_code_enum *code) { … } static int ar0521_enum_frame_size(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_frame_size_enum *fse) { … } static int ar0521_pre_streamon(struct v4l2_subdev *sd, u32 flags) { … } static int ar0521_post_streamoff(struct v4l2_subdev *sd) { … } static int ar0521_s_stream(struct v4l2_subdev *sd, int enable) { … } static const struct v4l2_subdev_core_ops ar0521_core_ops = …; static const struct v4l2_subdev_video_ops ar0521_video_ops = …; static const struct v4l2_subdev_pad_ops ar0521_pad_ops = …; static const struct v4l2_subdev_ops ar0521_subdev_ops = …; static int ar0521_probe(struct i2c_client *client) { … } static void ar0521_remove(struct i2c_client *client) { … } static const struct dev_pm_ops ar0521_pm_ops = …; static const struct of_device_id ar0521_dt_ids[] = …; MODULE_DEVICE_TABLE(of, ar0521_dt_ids); static struct i2c_driver ar0521_i2c_driver = …; module_i2c_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …;
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