// SPDX-License-Identifier: GPL-2.0-only /* * Omnivision OV2659 CMOS Image Sensor driver * * Copyright (C) 2015 Texas Instruments, Inc. * * Benoit Parrot <[email protected]> * Lad, Prabhakar <[email protected]> */ #include <linux/clk.h> #include <linux/delay.h> #include <linux/gpio/consumer.h> #include <linux/i2c.h> #include <linux/module.h> #include <linux/of_graph.h> #include <linux/pm_runtime.h> #include <media/i2c/ov2659.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-event.h> #include <media/v4l2-fwnode.h> #include <media/v4l2-image-sizes.h> #include <media/v4l2-subdev.h> #define DRIVER_NAME … /* * OV2659 register definitions */ #define REG_SOFTWARE_STANDBY … #define REG_SOFTWARE_RESET … #define REG_IO_CTRL00 … #define REG_IO_CTRL01 … #define REG_IO_CTRL02 … #define REG_OUTPUT_VALUE00 … #define REG_OUTPUT_VALUE01 … #define REG_OUTPUT_VALUE02 … #define REG_OUTPUT_SELECT00 … #define REG_OUTPUT_SELECT01 … #define REG_OUTPUT_SELECT02 … #define REG_OUTPUT_DRIVE … #define REG_INPUT_READOUT00 … #define REG_INPUT_READOUT01 … #define REG_INPUT_READOUT02 … #define REG_SC_PLL_CTRL0 … #define REG_SC_PLL_CTRL1 … #define REG_SC_PLL_CTRL2 … #define REG_SC_PLL_CTRL3 … #define REG_SC_CHIP_ID_H … #define REG_SC_CHIP_ID_L … #define REG_SC_PWC … #define REG_SC_CLKRST0 … #define REG_SC_CLKRST1 … #define REG_SC_CLKRST2 … #define REG_SC_CLKRST3 … #define REG_SC_SUB_ID … #define REG_SC_SCCB_ID … #define REG_GROUP_ADDRESS_00 … #define REG_GROUP_ADDRESS_01 … #define REG_GROUP_ADDRESS_02 … #define REG_GROUP_ADDRESS_03 … #define REG_GROUP_ACCESS … #define REG_AWB_R_GAIN_H … #define REG_AWB_R_GAIN_L … #define REG_AWB_G_GAIN_H … #define REG_AWB_G_GAIN_L … #define REG_AWB_B_GAIN_H … #define REG_AWB_B_GAIN_L … #define REG_AWB_MANUAL_CONTROL … #define REG_TIMING_HS_H … #define REG_TIMING_HS_L … #define REG_TIMING_VS_H … #define REG_TIMING_VS_L … #define REG_TIMING_HW_H … #define REG_TIMING_HW_L … #define REG_TIMING_VH_H … #define REG_TIMING_VH_L … #define REG_TIMING_DVPHO_H … #define REG_TIMING_DVPHO_L … #define REG_TIMING_DVPVO_H … #define REG_TIMING_DVPVO_L … #define REG_TIMING_HTS_H … #define REG_TIMING_HTS_L … #define REG_TIMING_VTS_H … #define REG_TIMING_VTS_L … #define REG_TIMING_HOFFS_H … #define REG_TIMING_HOFFS_L … #define REG_TIMING_VOFFS_H … #define REG_TIMING_VOFFS_L … #define REG_TIMING_XINC … #define REG_TIMING_YINC … #define REG_TIMING_VERT_FORMAT … #define REG_TIMING_HORIZ_FORMAT … #define REG_FORMAT_CTRL00 … #define REG_VFIFO_READ_START_H … #define REG_VFIFO_READ_START_L … #define REG_DVP_CTRL02 … #define REG_ISP_CTRL00 … #define REG_ISP_CTRL01 … #define REG_ISP_CTRL02 … #define REG_LENC_RED_X0_H … #define REG_LENC_RED_X0_L … #define REG_LENC_RED_Y0_H … #define REG_LENC_RED_Y0_L … #define REG_LENC_RED_A1 … #define REG_LENC_RED_B1 … #define REG_LENC_RED_A2_B2 … #define REG_LENC_GREEN_X0_H … #define REG_LENC_GREEN_X0_L … #define REG_LENC_GREEN_Y0_H … #define REG_LENC_GREEN_Y0_L … #define REG_LENC_GREEN_A1 … #define REG_LENC_GREEN_B1 … #define REG_LENC_GREEN_A2_B2 … #define REG_LENC_BLUE_X0_H … #define REG_LENC_BLUE_X0_L … #define REG_LENC_BLUE_Y0_H … #define REG_LENC_BLUE_Y0_L … #define REG_LENC_BLUE_A1 … #define REG_LENC_BLUE_B1 … #define REG_LENC_BLUE_A2_B2 … #define REG_AWB_CTRL00 … #define REG_AWB_CTRL01 … #define REG_AWB_CTRL02 … #define REG_AWB_CTRL03 … #define REG_AWB_CTRL04 … #define REG_AWB_LOCAL_LIMIT … #define REG_AWB_CTRL12 … #define REG_AWB_CTRL13 … #define REG_AWB_CTRL14 … #define REG_SHARPENMT_THRESH1 … #define REG_SHARPENMT_THRESH2 … #define REG_SHARPENMT_OFFSET1 … #define REG_SHARPENMT_OFFSET2 … #define REG_DENOISE_THRESH1 … #define REG_DENOISE_THRESH2 … #define REG_DENOISE_OFFSET1 … #define REG_DENOISE_OFFSET2 … #define REG_SHARPEN_THRESH1 … #define REG_SHARPEN_THRESH2 … #define REG_CIP_CTRL00 … #define REG_CIP_CTRL01 … #define REG_CMX_SIGN … #define REG_CMX_MISC_CTRL … #define REG_PRE_ISP_CTRL00 … #define TEST_PATTERN_ENABLE … #define VERTICAL_COLOR_BAR_MASK … #define REG_NULL … #define OV265X_ID(_msb, _lsb) … #define OV2659_ID … struct sensor_register { … }; struct ov2659_framesize { … }; struct ov2659_pll_ctrl { … }; struct ov2659_pixfmt { … }; struct pll_ctrl_reg { … }; struct ov2659 { … }; static const struct sensor_register ov2659_init_regs[] = …; /* 1280X720 720p */ static struct sensor_register ov2659_720p[] = …; /* 1600X1200 UXGA */ static struct sensor_register ov2659_uxga[] = …; /* 1280X1024 SXGA */ static struct sensor_register ov2659_sxga[] = …; /* 1024X768 SXGA */ static struct sensor_register ov2659_xga[] = …; /* 800X600 SVGA */ static struct sensor_register ov2659_svga[] = …; /* 640X480 VGA */ static struct sensor_register ov2659_vga[] = …; /* 320X240 QVGA */ static struct sensor_register ov2659_qvga[] = …; static const struct pll_ctrl_reg ctrl3[] = …; static const struct pll_ctrl_reg ctrl1[] = …; static const struct ov2659_framesize ov2659_framesizes[] = …; /* YUV422 YUYV*/ static struct sensor_register ov2659_format_yuyv[] = …; /* YUV422 UYVY */ static struct sensor_register ov2659_format_uyvy[] = …; /* Raw Bayer BGGR */ static struct sensor_register ov2659_format_bggr[] = …; /* RGB565 */ static struct sensor_register ov2659_format_rgb565[] = …; static const struct ov2659_pixfmt ov2659_formats[] = …; static inline struct ov2659 *to_ov2659(struct v4l2_subdev *sd) { … } /* sensor register write */ static int ov2659_write(struct i2c_client *client, u16 reg, u8 val) { … } /* sensor register read */ static int ov2659_read(struct i2c_client *client, u16 reg, u8 *val) { … } static int ov2659_write_array(struct i2c_client *client, const struct sensor_register *regs) { … } static void ov2659_pll_calc_params(struct ov2659 *ov2659) { … } static int ov2659_set_pixel_clock(struct ov2659 *ov2659) { struct i2c_client *client = ov2659->client; struct sensor_register pll_regs[] = { {REG_SC_PLL_CTRL1, ov2659->pll.ctrl1}, {REG_SC_PLL_CTRL2, ov2659->pll.ctrl2}, {REG_SC_PLL_CTRL3, ov2659->pll.ctrl3}, {REG_NULL, 0x00}, }; dev_dbg(&client->dev, "%s\n", __func__); return ov2659_write_array(client, pll_regs); }; static void ov2659_get_default_format(struct v4l2_mbus_framefmt *format) { … } static void ov2659_set_streaming(struct ov2659 *ov2659, int on) { … } static int ov2659_init(struct v4l2_subdev *sd, u32 val) { … } /* * V4L2 subdev video and pad level operations */ static int ov2659_enum_mbus_code(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_mbus_code_enum *code) { … } static int ov2659_enum_frame_sizes(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_frame_size_enum *fse) { … } static int ov2659_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *fmt) { … } static void __ov2659_try_frame_size(struct v4l2_mbus_framefmt *mf, const struct ov2659_framesize **size) { … } static int ov2659_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_format *fmt) { … } static int ov2659_set_frame_size(struct ov2659 *ov2659) { … } static int ov2659_set_format(struct ov2659 *ov2659) { … } static int ov2659_s_stream(struct v4l2_subdev *sd, int on) { … } static int ov2659_set_test_pattern(struct ov2659 *ov2659, int value) { … } static int ov2659_s_ctrl(struct v4l2_ctrl *ctrl) { … } static const struct v4l2_ctrl_ops ov2659_ctrl_ops = …; static const char * const ov2659_test_pattern_menu[] = …; static int ov2659_power_off(struct device *dev) { … } static int ov2659_power_on(struct device *dev) { … } /* ----------------------------------------------------------------------------- * V4L2 subdev internal operations */ static int ov2659_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh) { … } static const struct v4l2_subdev_core_ops ov2659_subdev_core_ops = …; static const struct v4l2_subdev_video_ops ov2659_subdev_video_ops = …; static const struct v4l2_subdev_pad_ops ov2659_subdev_pad_ops = …; static const struct v4l2_subdev_ops ov2659_subdev_ops = …; static const struct v4l2_subdev_internal_ops ov2659_subdev_internal_ops = …; static int ov2659_detect(struct v4l2_subdev *sd) { … } static struct ov2659_platform_data * ov2659_get_pdata(struct i2c_client *client) { … } static int ov2659_probe(struct i2c_client *client) { … } static void ov2659_remove(struct i2c_client *client) { … } static const struct dev_pm_ops ov2659_pm_ops = …; static const struct i2c_device_id ov2659_id[] = …; MODULE_DEVICE_TABLE(i2c, ov2659_id); #if IS_ENABLED(CONFIG_OF) static const struct of_device_id ov2659_of_match[] = …; MODULE_DEVICE_TABLE(of, ov2659_of_match); #endif static struct i2c_driver ov2659_i2c_driver = …; module_i2c_driver(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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