// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C) 2020 Bootlin * Author: Paul Kocialkowski <[email protected]> */ #include <linux/clk.h> #include <linux/delay.h> #include <linux/device.h> #include <linux/i2c.h> #include <linux/module.h> #include <linux/of_graph.h> #include <linux/pm_runtime.h> #include <linux/regulator/consumer.h> #include <linux/videodev2.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-device.h> #include <media/v4l2-fwnode.h> #include <media/v4l2-image-sizes.h> #include <media/v4l2-mediabus.h> /* Clock rate */ #define OV5648_XVCLK_RATE … /* Register definitions */ /* System */ #define OV5648_SW_STANDBY_REG … #define OV5648_SW_STANDBY_STREAM_ON … #define OV5648_SW_RESET_REG … #define OV5648_SW_RESET_RESET … #define OV5648_PAD_OEN0_REG … #define OV5648_PAD_OEN1_REG … #define OV5648_PAD_OEN2_REG … #define OV5648_PAD_OUT0_REG … #define OV5648_PAD_OUT1_REG … #define OV5648_CHIP_ID_H_REG … #define OV5648_CHIP_ID_H_VALUE … #define OV5648_CHIP_ID_L_REG … #define OV5648_CHIP_ID_L_VALUE … #define OV5648_PAD_OUT2_REG … #define OV5648_PAD_SEL0_REG … #define OV5648_PAD_SEL1_REG … #define OV5648_PAD_SEL2_REG … #define OV5648_PAD_PK_REG … #define OV5648_PAD_PK_PD_DATO_EN … #define OV5648_PAD_PK_DRIVE_STRENGTH_1X … #define OV5648_PAD_PK_DRIVE_STRENGTH_2X … #define OV5648_PAD_PK_FREX_N … #define OV5648_A_PWC_PK_O0_REG … #define OV5648_A_PWC_PK_O0_BP_REGULATOR_N … #define OV5648_A_PWC_PK_O1_REG … #define OV5648_MIPI_PHY0_REG … #define OV5648_MIPI_PHY1_REG … #define OV5648_MIPI_SC_CTRL0_REG … #define OV5648_MIPI_SC_CTRL0_MIPI_LANES(v) … #define OV5648_MIPI_SC_CTRL0_PHY_HS_TX_PD … #define OV5648_MIPI_SC_CTRL0_PHY_LP_RX_PD … #define OV5648_MIPI_SC_CTRL0_MIPI_EN … #define OV5648_MIPI_SC_CTRL0_MIPI_SUSP … #define OV5648_MIPI_SC_CTRL0_LANE_DIS_OP … #define OV5648_MIPI_SC_CTRL1_REG … #define OV5648_MISC_CTRL0_REG … #define OV5648_MIPI_SC_CTRL2_REG … #define OV5648_SUB_ID_REG … #define OV5648_PLL_CTRL0_REG … #define OV5648_PLL_CTRL0_PLL_CHARGE_PUMP(v) … #define OV5648_PLL_CTRL0_BITS(v) … #define OV5648_PLL_CTRL1_REG … #define OV5648_PLL_CTRL1_SYS_DIV(v) … #define OV5648_PLL_CTRL1_MIPI_DIV(v) … #define OV5648_PLL_MUL_REG … #define OV5648_PLL_MUL(v) … #define OV5648_PLL_DIV_REG … #define OV5648_PLL_DIV_ROOT_DIV(v) … #define OV5648_PLL_DIV_PLL_PRE_DIV(v) … #define OV5648_PLL_DEBUG_REG … #define OV5648_PLL_BYPASS_REG … #define OV5648_PLLS_BYPASS_REG … #define OV5648_PLLS_MUL_REG … #define OV5648_PLLS_MUL(v) … #define OV5648_PLLS_CTRL_REG … #define OV5648_PLLS_CTRL_PLL_CHARGE_PUMP(v) … #define OV5648_PLLS_CTRL_SYS_DIV(v) … #define OV5648_PLLS_DIV_REG … #define OV5648_PLLS_DIV_PLLS_PRE_DIV(v) … #define OV5648_PLLS_DIV_PLLS_DIV_R(v) … #define OV5648_PLLS_DIV_PLLS_SEL_DIV(v) … #define OV5648_SRB_CTRL_REG … #define OV5648_SRB_CTRL_SCLK_DIV(v) … #define OV5648_SRB_CTRL_RESET_ARBITER_EN … #define OV5648_SRB_CTRL_SCLK_ARBITER_EN … /* Group Hold */ #define OV5648_GROUP_ADR0_REG … #define OV5648_GROUP_ADR1_REG … #define OV5648_GROUP_ADR2_REG … #define OV5648_GROUP_ADR3_REG … #define OV5648_GROUP_LEN0_REG … #define OV5648_GROUP_LEN1_REG … #define OV5648_GROUP_LEN2_REG … #define OV5648_GROUP_LEN3_REG … #define OV5648_GROUP_ACCESS_REG … /* Exposure/gain/banding */ #define OV5648_EXPOSURE_CTRL_HH_REG … #define OV5648_EXPOSURE_CTRL_HH(v) … #define OV5648_EXPOSURE_CTRL_HH_VALUE(v) … #define OV5648_EXPOSURE_CTRL_H_REG … #define OV5648_EXPOSURE_CTRL_H(v) … #define OV5648_EXPOSURE_CTRL_H_VALUE(v) … #define OV5648_EXPOSURE_CTRL_L_REG … #define OV5648_EXPOSURE_CTRL_L(v) … #define OV5648_EXPOSURE_CTRL_L_VALUE(v) … #define OV5648_MANUAL_CTRL_REG … #define OV5648_MANUAL_CTRL_FRAME_DELAY(v) … #define OV5648_MANUAL_CTRL_AGC_MANUAL_EN … #define OV5648_MANUAL_CTRL_AEC_MANUAL_EN … #define OV5648_GAIN_CTRL_H_REG … #define OV5648_GAIN_CTRL_H(v) … #define OV5648_GAIN_CTRL_H_VALUE(v) … #define OV5648_GAIN_CTRL_L_REG … #define OV5648_GAIN_CTRL_L(v) … #define OV5648_GAIN_CTRL_L_VALUE(v) … #define OV5648_ANALOG_CTRL0_REG_BASE … #define OV5648_ANALOG_CTRL1_REG_BASE … #define OV5648_AEC_CTRL0_REG … #define OV5648_AEC_CTRL0_DEBUG … #define OV5648_AEC_CTRL0_DEBAND_EN … #define OV5648_AEC_CTRL0_DEBAND_LOW_LIMIT_EN … #define OV5648_AEC_CTRL0_START_SEL_EN … #define OV5648_AEC_CTRL0_NIGHT_MODE_EN … #define OV5648_AEC_CTRL0_FREEZE_EN … #define OV5648_EXPOSURE_MIN_REG … #define OV5648_EXPOSURE_MAX_60_H_REG … #define OV5648_EXPOSURE_MAX_60_L_REG … #define OV5648_AEC_CTRL5_REG … #define OV5648_AEC_CTRL6_REG … #define OV5648_AEC_CTRL7_REG … #define OV5648_BANDING_STEP_50_H_REG … #define OV5648_BANDING_STEP_50_L_REG … #define OV5648_BANDING_STEP_60_H_REG … #define OV5648_BANDING_STEP_60_L_REG … #define OV5648_AEC_CTRLC_REG … #define OV5648_BANDING_MAX_60_REG … #define OV5648_BANDING_MAX_50_REG … #define OV5648_WPT_REG … #define OV5648_BPT_REG … #define OV5648_VPT_HIGH_REG … #define OV5648_AVG_MANUAL_REG … #define OV5648_PRE_GAIN_REG … #define OV5648_EXPOSURE_MAX_50_H_REG … #define OV5648_EXPOSURE_MAX_50_L_REG … #define OV5648_GAIN_BASE_NIGHT_REG … #define OV5648_AEC_GAIN_CEILING_H_REG … #define OV5648_AEC_GAIN_CEILING_L_REG … #define OV5648_DIFF_MAX_REG … #define OV5648_WPT2_REG … #define OV5648_LED_ADD_ROW_H_REG … #define OV5648_LED_ADD_ROW_L_REG … #define OV5648_BPT2_REG … #define OV5648_VPT_LOW_REG … #define OV5648_AEC_CTRL20_REG … #define OV5648_AEC_CTRL21_REG … #define OV5648_AVG_START_X_H_REG … #define OV5648_AVG_START_X_L_REG … #define OV5648_AVG_START_Y_H_REG … #define OV5648_AVG_START_Y_L_REG … #define OV5648_AVG_WINDOW_X_H_REG … #define OV5648_AVG_WINDOW_X_L_REG … #define OV5648_AVG_WINDOW_Y_H_REG … #define OV5648_AVG_WINDOW_Y_L_REG … #define OV5648_AVG_WEIGHT00_REG … #define OV5648_AVG_WEIGHT01_REG … #define OV5648_AVG_WEIGHT02_REG … #define OV5648_AVG_WEIGHT03_REG … #define OV5648_AVG_WEIGHT04_REG … #define OV5648_AVG_WEIGHT05_REG … #define OV5648_AVG_WEIGHT06_REG … #define OV5648_AVG_WEIGHT07_REG … #define OV5648_AVG_CTRL10_REG … #define OV5648_AVG_WEIGHT_SUM_REG … #define OV5648_AVG_READOUT_REG … #define OV5648_DIG_CTRL0_REG … #define OV5648_DIG_COMP_MAN_H_REG … #define OV5648_DIG_COMP_MAN_L_REG … #define OV5648_GAINC_MAN_H_REG … #define OV5648_GAINC_MAN_L_REG … #define OV5648_GAINC_DGC_MAN_H_REG … #define OV5648_GAINC_DGC_MAN_L_REG … #define OV5648_GAINC_CTRL0_REG … #define OV5648_GAINF_ANA_NUM_REG … #define OV5648_GAINF_DIG_GAIN_REG … /* Timing */ #define OV5648_CROP_START_X_H_REG … #define OV5648_CROP_START_X_H(v) … #define OV5648_CROP_START_X_L_REG … #define OV5648_CROP_START_X_L(v) … #define OV5648_CROP_START_Y_H_REG … #define OV5648_CROP_START_Y_H(v) … #define OV5648_CROP_START_Y_L_REG … #define OV5648_CROP_START_Y_L(v) … #define OV5648_CROP_END_X_H_REG … #define OV5648_CROP_END_X_H(v) … #define OV5648_CROP_END_X_L_REG … #define OV5648_CROP_END_X_L(v) … #define OV5648_CROP_END_Y_H_REG … #define OV5648_CROP_END_Y_H(v) … #define OV5648_CROP_END_Y_L_REG … #define OV5648_CROP_END_Y_L(v) … #define OV5648_OUTPUT_SIZE_X_H_REG … #define OV5648_OUTPUT_SIZE_X_H(v) … #define OV5648_OUTPUT_SIZE_X_L_REG … #define OV5648_OUTPUT_SIZE_X_L(v) … #define OV5648_OUTPUT_SIZE_Y_H_REG … #define OV5648_OUTPUT_SIZE_Y_H(v) … #define OV5648_OUTPUT_SIZE_Y_L_REG … #define OV5648_OUTPUT_SIZE_Y_L(v) … #define OV5648_HTS_H_REG … #define OV5648_HTS_H(v) … #define OV5648_HTS_L_REG … #define OV5648_HTS_L(v) … #define OV5648_VTS_H_REG … #define OV5648_VTS_H(v) … #define OV5648_VTS_L_REG … #define OV5648_VTS_L(v) … #define OV5648_OFFSET_X_H_REG … #define OV5648_OFFSET_X_H(v) … #define OV5648_OFFSET_X_L_REG … #define OV5648_OFFSET_X_L(v) … #define OV5648_OFFSET_Y_H_REG … #define OV5648_OFFSET_Y_H(v) … #define OV5648_OFFSET_Y_L_REG … #define OV5648_OFFSET_Y_L(v) … #define OV5648_SUB_INC_X_REG … #define OV5648_SUB_INC_X_ODD(v) … #define OV5648_SUB_INC_X_EVEN(v) … #define OV5648_SUB_INC_Y_REG … #define OV5648_SUB_INC_Y_ODD(v) … #define OV5648_SUB_INC_Y_EVEN(v) … #define OV5648_HSYNCST_H_REG … #define OV5648_HSYNCST_H(v) … #define OV5648_HSYNCST_L_REG … #define OV5648_HSYNCST_L(v) … #define OV5648_HSYNCW_H_REG … #define OV5648_HSYNCW_H(v) … #define OV5648_HSYNCW_L_REG … #define OV5648_HSYNCW_L(v) … #define OV5648_TC20_REG … #define OV5648_TC20_DEBUG … #define OV5648_TC20_FLIP_VERT_ISP_EN … #define OV5648_TC20_FLIP_VERT_SENSOR_EN … #define OV5648_TC20_BINNING_VERT_EN … #define OV5648_TC21_REG … #define OV5648_TC21_FLIP_HORZ_ISP_EN … #define OV5648_TC21_FLIP_HORZ_SENSOR_EN … #define OV5648_TC21_BINNING_HORZ_EN … /* Strobe/exposure */ #define OV5648_STROBE_REG … #define OV5648_FREX_EXP_HH_REG … #define OV5648_SHUTTER_DLY_H_REG … #define OV5648_SHUTTER_DLY_L_REG … #define OV5648_FREX_EXP_H_REG … #define OV5648_FREX_EXP_L_REG … #define OV5648_FREX_CTRL_REG … #define OV5648_FREX_MODE_SEL_REG … #define OV5648_FREX_MODE_SEL_FREX_SA1 … #define OV5648_FREX_MODE_SEL_FX1_FM_EN … #define OV5648_FREX_MODE_SEL_FREX_INV … #define OV5648_FREX_MODE_SEL_MODE1 … #define OV5648_FREX_MODE_SEL_MODE2 … #define OV5648_FREX_MODE_SEL_ROLLING … #define OV5648_FREX_EXP_REQ_REG … #define OV5648_FREX_SHUTTER_DLY_REG … #define OV5648_FREX_RST_LEN_REG … #define OV5648_STROBE_WIDTH_HH_REG … #define OV5648_STROBE_WIDTH_H_REG … /* OTP */ #define OV5648_OTP_DATA_REG_BASE … #define OV5648_OTP_PROGRAM_CTRL_REG … #define OV5648_OTP_LOAD_CTRL_REG … /* PSRAM */ #define OV5648_PSRAM_CTRL1_REG … #define OV5648_PSRAM_CTRLF_REG … /* Black Level */ #define OV5648_BLC_CTRL0_REG … #define OV5648_BLC_CTRL1_REG … #define OV5648_BLC_CTRL1_START_LINE(v) … #define OV5648_BLC_CTRL2_REG … #define OV5648_BLC_CTRL2_AUTO_EN … #define OV5648_BLC_CTRL2_RESET_FRAME_NUM(v) … #define OV5648_BLC_CTRL3_REG … #define OV5648_BLC_LINE_NUM_REG … #define OV5648_BLC_LINE_NUM(v) … #define OV5648_BLC_CTRL5_REG … #define OV5648_BLC_CTRL5_UPDATE_EN … #define OV5648_BLC_LEVEL_REG … /* Frame */ #define OV5648_FRAME_CTRL_REG … #define OV5648_FRAME_ON_NUM_REG … #define OV5648_FRAME_OFF_NUM_REG … /* MIPI CSI-2 */ #define OV5648_MIPI_CTRL0_REG … #define OV5648_MIPI_CTRL0_CLK_LANE_AUTOGATE … #define OV5648_MIPI_CTRL0_LANE_SYNC_EN … #define OV5648_MIPI_CTRL0_LANE_SELECT_LANE1 … #define OV5648_MIPI_CTRL0_LANE_SELECT_LANE2 … #define OV5648_MIPI_CTRL0_IDLE_LP00 … #define OV5648_MIPI_CTRL0_IDLE_LP11 … #define OV5648_MIPI_CTRL1_REG … #define OV5648_MIPI_CTRL2_REG … #define OV5648_MIPI_CTRL3_REG … #define OV5648_MIPI_CTRL4_REG … #define OV5648_MIPI_CTRL5_REG … #define OV5648_MIPI_MAX_FRAME_COUNT_H_REG … #define OV5648_MIPI_MAX_FRAME_COUNT_L_REG … #define OV5648_MIPI_CTRL14_REG … #define OV5648_MIPI_DT_SPKT_REG … #define OV5648_MIPI_HS_ZERO_MIN_H_REG … #define OV5648_MIPI_HS_ZERO_MIN_L_REG … #define OV5648_MIPI_HS_TRAIN_MIN_H_REG … #define OV5648_MIPI_HS_TRAIN_MIN_L_REG … #define OV5648_MIPI_CLK_ZERO_MIN_H_REG … #define OV5648_MIPI_CLK_ZERO_MIN_L_REG … #define OV5648_MIPI_CLK_PREPARE_MIN_H_REG … #define OV5648_MIPI_CLK_PREPARE_MIN_L_REG … #define OV5648_MIPI_CLK_POST_MIN_H_REG … #define OV5648_MIPI_CLK_POST_MIN_L_REG … #define OV5648_MIPI_CLK_TRAIL_MIN_H_REG … #define OV5648_MIPI_CLK_TRAIL_MIN_L_REG … #define OV5648_MIPI_LPX_P_MIN_H_REG … #define OV5648_MIPI_LPX_P_MIN_L_REG … #define OV5648_MIPI_HS_PREPARE_MIN_H_REG … #define OV5648_MIPI_HS_PREPARE_MIN_L_REG … #define OV5648_MIPI_HS_EXIT_MIN_H_REG … #define OV5648_MIPI_HS_EXIT_MIN_L_REG … #define OV5648_MIPI_HS_ZERO_MIN_UI_REG … #define OV5648_MIPI_HS_TRAIL_MIN_UI_REG … #define OV5648_MIPI_CLK_ZERO_MIN_UI_REG … #define OV5648_MIPI_CLK_PREPARE_MIN_UI_REG … #define OV5648_MIPI_CLK_POST_MIN_UI_REG … #define OV5648_MIPI_CLK_TRAIL_MIN_UI_REG … #define OV5648_MIPI_LPX_P_MIN_UI_REG … #define OV5648_MIPI_HS_PREPARE_MIN_UI_REG … #define OV5648_MIPI_HS_EXIT_MIN_UI_REG … #define OV5648_MIPI_REG_MIN_H_REG … #define OV5648_MIPI_REG_MIN_L_REG … #define OV5648_MIPI_REG_MAX_H_REG … #define OV5648_MIPI_REG_MAX_L_REG … #define OV5648_MIPI_PCLK_PERIOD_REG … #define OV5648_MIPI_WKUP_DLY_REG … #define OV5648_MIPI_LP_GPIO_REG … #define OV5648_MIPI_SNR_PCLK_DIV_REG … /* ISP */ #define OV5648_ISP_CTRL0_REG … #define OV5648_ISP_CTRL0_BLACK_CORRECT_EN … #define OV5648_ISP_CTRL0_WHITE_CORRECT_EN … #define OV5648_ISP_CTRL1_REG … #define OV5648_ISP_CTRL1_AWB_EN … #define OV5648_ISP_CTRL2_REG … #define OV5648_ISP_CTRL2_WIN_EN … #define OV5648_ISP_CTRL2_OTP_EN … #define OV5648_ISP_CTRL2_AWB_GAIN_EN … #define OV5648_ISP_CTRL3_REG … #define OV5648_ISP_CTRL3_BUF_EN … #define OV5648_ISP_CTRL3_BIN_MAN_SET … #define OV5648_ISP_CTRL3_BIN_AUTO_EN … #define OV5648_ISP_CTRL4_REG … #define OV5648_ISP_CTRL5_REG … #define OV5648_ISP_CTRL6_REG … #define OV5648_ISP_CTRL7_REG … #define OV5648_ISP_MAN_OFFSET_X_H_REG … #define OV5648_ISP_MAN_OFFSET_X_L_REG … #define OV5648_ISP_MAN_OFFSET_Y_H_REG … #define OV5648_ISP_MAN_OFFSET_Y_L_REG … #define OV5648_ISP_MAN_WIN_OFFSET_X_H_REG … #define OV5648_ISP_MAN_WIN_OFFSET_X_L_REG … #define OV5648_ISP_MAN_WIN_OFFSET_Y_H_REG … #define OV5648_ISP_MAN_WIN_OFFSET_Y_L_REG … #define OV5648_ISP_MAN_WIN_OUTPUT_X_H_REG … #define OV5648_ISP_MAN_WIN_OUTPUT_X_L_REG … #define OV5648_ISP_MAN_WIN_OUTPUT_Y_H_REG … #define OV5648_ISP_MAN_WIN_OUTPUT_Y_L_REG … #define OV5648_ISP_MAN_INPUT_X_H_REG … #define OV5648_ISP_MAN_INPUT_X_L_REG … #define OV5648_ISP_MAN_INPUT_Y_H_REG … #define OV5648_ISP_MAN_INPUT_Y_L_REG … #define OV5648_ISP_CTRL18_REG … #define OV5648_ISP_CTRL19_REG … #define OV5648_ISP_CTRL1A_REG … #define OV5648_ISP_CTRL1D_REG … #define OV5648_ISP_CTRL1F_REG … #define OV5648_ISP_CTRL1F_OUTPUT_EN … #define OV5648_ISP_CTRL25_REG … #define OV5648_ISP_CTRL3D_REG … #define OV5648_ISP_CTRL3D_PATTERN_EN … #define OV5648_ISP_CTRL3D_ROLLING_BAR_EN … #define OV5648_ISP_CTRL3D_TRANSPARENT_MODE … #define OV5648_ISP_CTRL3D_SQUARES_BW_MODE … #define OV5648_ISP_CTRL3D_PATTERN_COLOR_BARS … #define OV5648_ISP_CTRL3D_PATTERN_RANDOM_DATA … #define OV5648_ISP_CTRL3D_PATTERN_COLOR_SQUARES … #define OV5648_ISP_CTRL3D_PATTERN_INPUT … #define OV5648_ISP_CTRL3E_REG … #define OV5648_ISP_CTRL4B_REG … #define OV5648_ISP_CTRL4B_POST_BIN_H_EN … #define OV5648_ISP_CTRL4B_POST_BIN_V_EN … #define OV5648_ISP_CTRL4C_REG … #define OV5648_ISP_CTRL57_REG … #define OV5648_ISP_CTRL58_REG … #define OV5648_ISP_CTRL59_REG … #define OV5648_ISP_WINDOW_START_X_H_REG … #define OV5648_ISP_WINDOW_START_X_L_REG … #define OV5648_ISP_WINDOW_START_Y_H_REG … #define OV5648_ISP_WINDOW_START_Y_L_REG … #define OV5648_ISP_WINDOW_WIN_X_H_REG … #define OV5648_ISP_WINDOW_WIN_X_L_REG … #define OV5648_ISP_WINDOW_WIN_Y_H_REG … #define OV5648_ISP_WINDOW_WIN_Y_L_REG … #define OV5648_ISP_WINDOW_MAN_REG … /* White Balance */ #define OV5648_AWB_CTRL_REG … #define OV5648_AWB_CTRL_FAST_AWB … #define OV5648_AWB_CTRL_GAIN_FREEZE_EN … #define OV5648_AWB_CTRL_SUM_FREEZE_EN … #define OV5648_AWB_CTRL_GAIN_MANUAL_EN … #define OV5648_AWB_DELTA_REG … #define OV5648_AWB_STABLE_RANGE_REG … #define OV5648_AWB_STABLE_RANGE_WIDE_REG … #define OV5648_HSIZE_MAN_REG … #define OV5648_GAIN_RED_MAN_H_REG … #define OV5648_GAIN_RED_MAN_H(v) … #define OV5648_GAIN_RED_MAN_L_REG … #define OV5648_GAIN_RED_MAN_L(v) … #define OV5648_GAIN_GREEN_MAN_H_REG … #define OV5648_GAIN_GREEN_MAN_H(v) … #define OV5648_GAIN_GREEN_MAN_L_REG … #define OV5648_GAIN_GREEN_MAN_L(v) … #define OV5648_GAIN_BLUE_MAN_H_REG … #define OV5648_GAIN_BLUE_MAN_H(v) … #define OV5648_GAIN_BLUE_MAN_L_REG … #define OV5648_GAIN_BLUE_MAN_L(v) … #define OV5648_GAIN_RED_LIMIT_REG … #define OV5648_GAIN_GREEN_LIMIT_REG … #define OV5648_GAIN_BLUE_LIMIT_REG … #define OV5648_AWB_FRAME_COUNT_REG … #define OV5648_AWB_BASE_MAN_REG … /* Macros */ #define ov5648_subdev_sensor(s) … #define ov5648_ctrl_subdev(c) … /* Data structures */ struct ov5648_register_value { … }; /* * PLL1 Clock Tree: * * +-< XVCLK * | * +-+ pll_pre_div (0x3037 [3:0], special values: 5: 1.5, 7: 2.5) * | * +-+ pll_mul (0x3036 [7:0]) * | * +-+ sys_div (0x3035 [7:4]) * | * +-+ mipi_div (0x3035 [3:0]) * | | * | +-> MIPI_SCLK * | | * | +-+ mipi_phy_div (2) * | | * | +-> MIPI_CLK * | * +-+ root_div (0x3037 [4]) * | * +-+ bit_div (0x3034 [3:0], 8 bits: 2, 10 bits: 2.5, other: 1) * | * +-+ sclk_div (0x3106 [3:2]) * | * +-> SCLK * | * +-+ mipi_div (0x3035, 1: PCLK = SCLK) * | * +-> PCLK */ struct ov5648_pll1_config { … }; /* * PLL2 Clock Tree: * * +-< XVCLK * | * +-+ plls_pre_div (0x303d [5:4], special values: 0: 1, 1: 1.5) * | * +-+ plls_div_r (0x303d [2]) * | * +-+ plls_mul (0x303b [4:0]) * | * +-+ sys_div (0x303c [3:0]) * | * +-+ sel_div (0x303d [1:0], special values: 0: 1, 3: 2.5) * | * +-> ADCLK */ struct ov5648_pll2_config { … }; /* * General formulas for (array-centered) mode calculation: * - photo_array_width = 2624 * - crop_start_x = (photo_array_width - output_size_x) / 2 * - crop_end_x = crop_start_x + offset_x + output_size_x - 1 * * - photo_array_height = 1956 * - crop_start_y = (photo_array_height - output_size_y) / 2 * - crop_end_y = crop_start_y + offset_y + output_size_y - 1 */ struct ov5648_mode { … }; struct ov5648_state { … }; struct ov5648_ctrls { … }; struct ov5648_sensor { … }; /* Static definitions */ /* * XVCLK = 24 MHz * SCLK = 84 MHz * PCLK = 84 MHz */ static const struct ov5648_pll1_config ov5648_pll1_config_native_8_bits = …; /* * XVCLK = 24 MHz * SCLK = 84 MHz * PCLK = 84 MHz */ static const struct ov5648_pll1_config ov5648_pll1_config_native_10_bits = …; /* * XVCLK = 24 MHz * ADCLK = 200 MHz */ static const struct ov5648_pll2_config ov5648_pll2_config_native = …; static const struct ov5648_mode ov5648_modes[] = …; static const u32 ov5648_mbus_codes[] = …; static const struct ov5648_register_value ov5648_init_sequence[] = …; static const s64 ov5648_link_freq_menu[] = …; static const char *const ov5648_test_pattern_menu[] = …; static const u8 ov5648_test_pattern_bits[] = …; /* Input/Output */ static int ov5648_read(struct ov5648_sensor *sensor, u16 address, u8 *value) { … } static int ov5648_write(struct ov5648_sensor *sensor, u16 address, u8 value) { … } static int ov5648_write_sequence(struct ov5648_sensor *sensor, const struct ov5648_register_value *sequence, unsigned int sequence_count) { … } static int ov5648_update_bits(struct ov5648_sensor *sensor, u16 address, u8 mask, u8 bits) { … } /* Sensor */ static int ov5648_sw_reset(struct ov5648_sensor *sensor) { … } static int ov5648_sw_standby(struct ov5648_sensor *sensor, int standby) { … } static int ov5648_chip_id_check(struct ov5648_sensor *sensor) { … } static int ov5648_avdd_internal_power(struct ov5648_sensor *sensor, int on) { … } static int ov5648_pad_configure(struct ov5648_sensor *sensor) { … } static int ov5648_mipi_configure(struct ov5648_sensor *sensor) { … } static int ov5648_black_level_configure(struct ov5648_sensor *sensor) { … } static int ov5648_isp_configure(struct ov5648_sensor *sensor) { … } static unsigned long ov5648_mode_pll1_rate(struct ov5648_sensor *sensor, const struct ov5648_pll1_config *config) { … } static int ov5648_mode_pll1_configure(struct ov5648_sensor *sensor, const struct ov5648_mode *mode, u32 mbus_code) { … } static int ov5648_mode_pll2_configure(struct ov5648_sensor *sensor, const struct ov5648_mode *mode) { … } static int ov5648_mode_configure(struct ov5648_sensor *sensor, const struct ov5648_mode *mode, u32 mbus_code) { … } static unsigned long ov5648_mode_mipi_clk_rate(struct ov5648_sensor *sensor, const struct ov5648_mode *mode, u32 mbus_code) { … } /* Exposure */ static int ov5648_exposure_auto_configure(struct ov5648_sensor *sensor, bool enable) { … } static int ov5648_exposure_configure(struct ov5648_sensor *sensor, u32 exposure) { … } static int ov5648_exposure_value(struct ov5648_sensor *sensor, u32 *exposure) { … } /* Gain */ static int ov5648_gain_auto_configure(struct ov5648_sensor *sensor, bool enable) { … } static int ov5648_gain_configure(struct ov5648_sensor *sensor, u32 gain) { … } static int ov5648_gain_value(struct ov5648_sensor *sensor, u32 *gain) { … } /* White Balance */ static int ov5648_white_balance_auto_configure(struct ov5648_sensor *sensor, bool enable) { … } static int ov5648_white_balance_configure(struct ov5648_sensor *sensor, u32 red_balance, u32 blue_balance) { … } /* Flip */ static int ov5648_flip_vert_configure(struct ov5648_sensor *sensor, bool enable) { … } static int ov5648_flip_horz_configure(struct ov5648_sensor *sensor, bool enable) { … } /* Test Pattern */ static int ov5648_test_pattern_configure(struct ov5648_sensor *sensor, unsigned int index) { … } /* State */ static int ov5648_state_mipi_configure(struct ov5648_sensor *sensor, const struct ov5648_mode *mode, u32 mbus_code) { … } static int ov5648_state_configure(struct ov5648_sensor *sensor, const struct ov5648_mode *mode, u32 mbus_code) { … } static int ov5648_state_init(struct ov5648_sensor *sensor) { … } /* Sensor Base */ static int ov5648_sensor_init(struct ov5648_sensor *sensor) { … } static int ov5648_sensor_power(struct ov5648_sensor *sensor, bool on) { … } /* Controls */ static int ov5648_g_volatile_ctrl(struct v4l2_ctrl *ctrl) { … } static int ov5648_s_ctrl(struct v4l2_ctrl *ctrl) { … } static const struct v4l2_ctrl_ops ov5648_ctrl_ops = …; static int ov5648_ctrls_init(struct ov5648_sensor *sensor) { … } /* Subdev Video Operations */ static int ov5648_s_stream(struct v4l2_subdev *subdev, int enable) { … } static const struct v4l2_subdev_video_ops ov5648_subdev_video_ops = …; /* Subdev Pad Operations */ static int ov5648_enum_mbus_code(struct v4l2_subdev *subdev, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_mbus_code_enum *code_enum) { … } static void ov5648_mbus_format_fill(struct v4l2_mbus_framefmt *mbus_format, u32 mbus_code, const struct ov5648_mode *mode) { … } static int ov5648_get_fmt(struct v4l2_subdev *subdev, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *format) { … } static int ov5648_set_fmt(struct v4l2_subdev *subdev, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *format) { … } static int ov5648_get_frame_interval(struct v4l2_subdev *subdev, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_frame_interval *interval) { … } static int ov5648_enum_frame_size(struct v4l2_subdev *subdev, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_frame_size_enum *size_enum) { … } static int ov5648_enum_frame_interval(struct v4l2_subdev *subdev, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_frame_interval_enum *interval_enum) { … } static const struct v4l2_subdev_pad_ops ov5648_subdev_pad_ops = …; static const struct v4l2_subdev_ops ov5648_subdev_ops = …; static int ov5648_suspend(struct device *dev) { … } static int ov5648_resume(struct device *dev) { … } static int ov5648_probe(struct i2c_client *client) { … } static void ov5648_remove(struct i2c_client *client) { … } static const struct dev_pm_ops ov5648_pm_ops = …; static const struct of_device_id ov5648_of_match[] = …; MODULE_DEVICE_TABLE(of, ov5648_of_match); static struct i2c_driver ov5648_driver = …; module_i2c_driver(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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