// SPDX-License-Identifier: GPL-2.0 // Copyright (c) 2021 Purism SPC #include <linux/unaligned.h> #include <linux/clk.h> #include <linux/delay.h> #include <linux/gpio/consumer.h> #include <linux/i2c.h> #include <linux/module.h> #include <linux/pm_runtime.h> #include <linux/pm.h> #include <linux/property.h> #include <linux/regulator/consumer.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-device.h> #include <media/v4l2-fwnode.h> #define HI846_MEDIA_BUS_FORMAT … #define HI846_RGB_DEPTH … /* Frame length lines / vertical timings */ #define HI846_REG_FLL … #define HI846_FLL_MAX … /* Horizontal timing */ #define HI846_REG_LLP … #define HI846_LINE_LENGTH … #define HI846_REG_BINNING_MODE … #define HI846_REG_IMAGE_ORIENTATION … #define HI846_REG_UNKNOWN_0022 … #define HI846_REG_Y_ADDR_START_VACT_H … #define HI846_REG_Y_ADDR_START_VACT_L … #define HI846_REG_UNKNOWN_0028 … #define HI846_REG_Y_ADDR_END_VACT_H … #define HI846_REG_Y_ADDR_END_VACT_L … #define HI846_REG_Y_ODD_INC_FOBP … #define HI846_REG_Y_EVEN_INC_FOBP … #define HI846_REG_Y_ODD_INC_VACT … #define HI846_REG_Y_EVEN_INC_VACT … #define HI846_REG_GROUPED_PARA_HOLD … #define HI846_REG_TG_ENABLE … #define HI846_REG_UNKNOWN_005C … #define HI846_REG_UNKNOWN_006A … /* * Long exposure time. Actually, exposure is a 20 bit value that * includes the lower 4 bits of 0x0073 too. Only 16 bits are used * right now */ #define HI846_REG_EXPOSURE … #define HI846_EXPOSURE_MIN … #define HI846_EXPOSURE_MAX_MARGIN … #define HI846_EXPOSURE_STEP … /* Analog gain controls from sensor */ #define HI846_REG_ANALOG_GAIN … #define HI846_ANAL_GAIN_MIN … #define HI846_ANAL_GAIN_MAX … #define HI846_ANAL_GAIN_STEP … /* Digital gain controls from sensor */ #define HI846_REG_MWB_GR_GAIN_H … #define HI846_REG_MWB_GR_GAIN_L … #define HI846_REG_MWB_GB_GAIN_H … #define HI846_REG_MWB_GB_GAIN_L … #define HI846_REG_MWB_R_GAIN_H … #define HI846_REG_MWB_R_GAIN_L … #define HI846_REG_MWB_B_GAIN_H … #define HI846_REG_MWB_B_GAIN_L … #define HI846_DGTL_GAIN_MIN … #define HI846_DGTL_GAIN_MAX … #define HI846_DGTL_GAIN_STEP … #define HI846_DGTL_GAIN_DEFAULT … #define HI846_REG_X_ADDR_START_HACT_H … #define HI846_REG_X_ADDR_END_HACT_H … #define HI846_REG_UNKNOWN_012A … #define HI846_REG_UNKNOWN_0200 … #define HI846_REG_UNKNOWN_021C … #define HI846_REG_UNKNOWN_021E … #define HI846_REG_UNKNOWN_0402 … #define HI846_REG_UNKNOWN_0404 … #define HI846_REG_UNKNOWN_0408 … #define HI846_REG_UNKNOWN_0410 … #define HI846_REG_UNKNOWN_0412 … #define HI846_REG_UNKNOWN_0414 … #define HI846_REG_UNKNOWN_0418 … #define HI846_REG_UNKNOWN_051E … /* Formatter */ #define HI846_REG_X_START_H … #define HI846_REG_X_START_L … /* MIPI */ #define HI846_REG_UNKNOWN_0900 … #define HI846_REG_MIPI_TX_OP_EN … #define HI846_REG_MIPI_TX_OP_MODE … #define HI846_RAW8 … #define HI846_REG_UNKNOWN_090C … #define HI846_REG_UNKNOWN_090E … #define HI846_REG_UNKNOWN_0914 … #define HI846_REG_TLPX … #define HI846_REG_TCLK_PREPARE … #define HI846_REG_TCLK_ZERO … #define HI846_REG_UNKNOWN_0918 … #define HI846_REG_THS_PREPARE … #define HI846_REG_THS_ZERO … #define HI846_REG_THS_TRAIL … #define HI846_REG_TCLK_POST … #define HI846_REG_TCLK_TRAIL_MIN … #define HI846_REG_UNKNOWN_091E … #define HI846_REG_UNKNOWN_0954 … #define HI846_REG_UNKNOWN_0956 … #define HI846_REG_UNKNOWN_0958 … #define HI846_REG_UNKNOWN_095A … /* ISP Common */ #define HI846_REG_MODE_SELECT … #define HI846_MODE_STANDBY … #define HI846_MODE_STREAMING … #define HI846_REG_FAST_STANDBY_MODE … #define HI846_REG_ISP_EN_H … /* Test Pattern Control */ #define HI846_REG_ISP … #define HI846_REG_ISP_TPG_EN … #define HI846_REG_TEST_PATTERN … #define HI846_REG_UNKNOWN_0A0C … /* Windowing */ #define HI846_REG_X_OUTPUT_SIZE_H … #define HI846_REG_X_OUTPUT_SIZE_L … #define HI846_REG_Y_OUTPUT_SIZE_H … #define HI846_REG_Y_OUTPUT_SIZE_L … /* ISP Common */ #define HI846_REG_PEDESTAL_EN … #define HI846_REG_UNKNOWN_0A1E … /* Horizontal Binning Mode */ #define HI846_REG_HBIN_MODE … #define HI846_REG_UNKNOWN_0A24 … #define HI846_REG_UNKNOWN_0B02 … #define HI846_REG_UNKNOWN_0B10 … #define HI846_REG_UNKNOWN_0B12 … #define HI846_REG_UNKNOWN_0B14 … /* BLC (Black Level Calibration) */ #define HI846_REG_BLC_CTL0 … #define HI846_REG_UNKNOWN_0C06 … #define HI846_REG_UNKNOWN_0C10 … #define HI846_REG_UNKNOWN_0C12 … #define HI846_REG_UNKNOWN_0C14 … #define HI846_REG_UNKNOWN_0C16 … #define HI846_REG_UNKNOWN_0E04 … #define HI846_REG_CHIP_ID_L … #define HI846_REG_CHIP_ID_H … #define HI846_CHIP_ID_L … #define HI846_CHIP_ID_H … #define HI846_REG_UNKNOWN_0F04 … #define HI846_REG_UNKNOWN_0F08 … /* PLL */ #define HI846_REG_PLL_CFG_MIPI2_H … #define HI846_REG_PLL_CFG_MIPI2_L … #define HI846_REG_UNKNOWN_0F30 … #define HI846_REG_PLL_CFG_RAMP1_H … #define HI846_REG_UNKNOWN_0F36 … #define HI846_REG_PLL_CFG_MIPI1_H … #define HI846_REG_UNKNOWN_2008 … #define HI846_REG_UNKNOWN_326E … struct hi846_reg { … }; struct hi846_reg_list { … }; struct hi846_mode { … }; static const struct hi846_reg hi846_init_2lane[] = …; static const struct hi846_reg hi846_init_4lane[] = …; static const struct hi846_reg mode_640x480_config[] = …; static const struct hi846_reg mode_640x480_mipi_2lane[] = …; static const struct hi846_reg mode_1280x720_config[] = …; static const struct hi846_reg mode_1280x720_mipi_2lane[] = …; static const struct hi846_reg mode_1280x720_mipi_4lane[] = …; static const struct hi846_reg mode_1632x1224_config[] = …; static const struct hi846_reg mode_1632x1224_mipi_2lane[] = …; static const struct hi846_reg mode_1632x1224_mipi_4lane[] = …; static const char * const hi846_test_pattern_menu[] = …; #define FREQ_INDEX_640 … #define FREQ_INDEX_1280 … static const s64 hi846_link_freqs[] = …; static const struct hi846_reg_list hi846_init_regs_list_2lane = …; static const struct hi846_reg_list hi846_init_regs_list_4lane = …; static const struct hi846_mode supported_modes[] = …; struct hi846_datafmt { … }; static const char * const hi846_supply_names[] = …; #define HI846_NUM_SUPPLIES … struct hi846 { … }; static inline struct hi846 *to_hi846(struct v4l2_subdev *sd) { … } static const struct hi846_datafmt hi846_colour_fmts[] = …; static const struct hi846_datafmt *hi846_find_datafmt(u32 code) { … } static inline u8 hi846_get_link_freq_index(struct hi846 *hi846) { … } static u64 hi846_get_link_freq(struct hi846 *hi846) { … } static u64 hi846_calc_pixel_rate(struct hi846 *hi846) { … } static int hi846_read_reg(struct hi846 *hi846, u16 reg, u8 *val) { … } static int hi846_write_reg(struct hi846 *hi846, u16 reg, u8 val) { … } static void hi846_write_reg_16(struct hi846 *hi846, u16 reg, u16 val, int *err) { … } static int hi846_write_reg_list(struct hi846 *hi846, const struct hi846_reg_list *r_list) { … } static int hi846_update_digital_gain(struct hi846 *hi846, u16 d_gain) { … } static int hi846_test_pattern(struct hi846 *hi846, u32 pattern) { … } static int hi846_set_ctrl(struct v4l2_ctrl *ctrl) { … } static const struct v4l2_ctrl_ops hi846_ctrl_ops = …; static int hi846_init_controls(struct hi846 *hi846) { … } static int hi846_set_video_mode(struct hi846 *hi846, int fps) { … } static int hi846_start_streaming(struct hi846 *hi846) { … } static void hi846_stop_streaming(struct hi846 *hi846) { … } static int hi846_set_stream(struct v4l2_subdev *sd, int enable) { … } static int hi846_power_on(struct hi846 *hi846) { … } static int hi846_power_off(struct hi846 *hi846) { … } static int __maybe_unused hi846_suspend(struct device *dev) { … } static int __maybe_unused hi846_resume(struct device *dev) { … } static int hi846_set_format(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *format) { … } static int hi846_get_format(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *format) { … } static int hi846_enum_mbus_code(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_mbus_code_enum *code) { … } static int hi846_enum_frame_size(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_frame_size_enum *fse) { … } static int hi846_get_selection(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_selection *sel) { … } static int hi846_init_state(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state) { … } static const struct v4l2_subdev_video_ops hi846_video_ops = …; static const struct v4l2_subdev_pad_ops hi846_pad_ops = …; static const struct v4l2_subdev_ops hi846_subdev_ops = …; static const struct v4l2_subdev_internal_ops hi846_internal_ops = …; static const struct media_entity_operations hi846_subdev_entity_ops = …; static int hi846_identify_module(struct hi846 *hi846) { … } static s64 hi846_check_link_freqs(struct hi846 *hi846, struct v4l2_fwnode_endpoint *ep) { … } static int hi846_parse_dt(struct hi846 *hi846, struct device *dev) { … } static int hi846_probe(struct i2c_client *client) { … } static void hi846_remove(struct i2c_client *client) { … } static const struct dev_pm_ops hi846_pm_ops = …; static const struct of_device_id hi846_of_match[] = …; MODULE_DEVICE_TABLE(of, hi846_of_match); static struct i2c_driver hi846_i2c_driver = …; module_i2c_driver(…) …; MODULE_AUTHOR(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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