mirror of https://gitee.com/openkylin/linux.git
84 lines
2.3 KiB
C
84 lines
2.3 KiB
C
/*
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* Samsung EXYNOS4x12 FIMC-IS (Imaging Subsystem) driver
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*
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* Copyright (C) 2013 Samsung Electronics Co., Ltd.
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*
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* Authors: Sylwester Nawrocki <s.nawrocki@samsung.com>
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* Younghwan Joo <yhwan.joo@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef FIMC_IS_SENSOR_H_
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#define FIMC_IS_SENSOR_H_
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#include <linux/clk.h>
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#include <linux/device.h>
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#include <linux/kernel.h>
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#include <linux/platform_device.h>
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#include <linux/regulator/consumer.h>
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#include <linux/videodev2.h>
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#include <media/v4l2-subdev.h>
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#define FIMC_IS_SENSOR_OPEN_TIMEOUT 2000 /* ms */
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#define FIMC_IS_SENSOR_DEF_PIX_WIDTH 1296
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#define FIMC_IS_SENSOR_DEF_PIX_HEIGHT 732
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#define S5K6A3_SENSOR_WIDTH 1392
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#define S5K6A3_SENSOR_HEIGHT 1392
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#define SENSOR_NUM_SUPPLIES 2
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enum fimc_is_sensor_id {
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FIMC_IS_SENSOR_ID_S5K3H2 = 1,
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FIMC_IS_SENSOR_ID_S5K6A3,
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FIMC_IS_SENSOR_ID_S5K4E5,
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FIMC_IS_SENSOR_ID_S5K3H7,
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FIMC_IS_SENSOR_ID_CUSTOM,
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FIMC_IS_SENSOR_ID_END
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};
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#define IS_SENSOR_CTRL_BUS_I2C0 0
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#define IS_SENSOR_CTRL_BUS_I2C1 1
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struct sensor_drv_data {
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enum fimc_is_sensor_id id;
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const char * const subdev_name;
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unsigned int width;
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unsigned int height;
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};
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/**
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* struct fimc_is_sensor - fimc-is sensor data structure
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* @dev: pointer to this I2C client device structure
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* @subdev: the image sensor's v4l2 subdev
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* @pad: subdev media source pad
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* @supplies: image sensor's voltage regulator supplies
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* @gpio_reset: GPIO connected to the sensor's reset pin
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* @drvdata: a pointer to the sensor's parameters data structure
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* @i2c_bus: ISP I2C bus index (0...1)
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* @test_pattern: true to enable video test pattern
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* @lock: mutex protecting the structure's members below
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* @format: media bus format at the sensor's source pad
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*/
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struct fimc_is_sensor {
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struct device *dev;
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struct v4l2_subdev subdev;
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struct media_pad pad;
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struct regulator_bulk_data supplies[SENSOR_NUM_SUPPLIES];
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int gpio_reset;
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const struct sensor_drv_data *drvdata;
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unsigned int i2c_bus;
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bool test_pattern;
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struct mutex lock;
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struct v4l2_mbus_framefmt format;
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};
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int fimc_is_register_sensor_driver(void);
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void fimc_is_unregister_sensor_driver(void);
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#endif /* FIMC_IS_SENSOR_H_ */
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