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/*
* Samsung S5P SoC camera interface driver header
*
* Copyright (c) 2010 Samsung Electronics Co., Ltd
* Author: Sylwester Nawrocki, <s.nawrocki@samsung.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef S5P_FIMC_H_
#define S5P_FIMC_H_
enum cam_bus_type {
FIMC_ITU_601 = 1,
FIMC_ITU_656,
FIMC_MIPI_CSI2,
FIMC_LCD_WB, /* FIFO link from LCD mixer */
};
#define FIMC_CLK_INV_PCLK (1 << 0)
#define FIMC_CLK_INV_VSYNC (1 << 1)
#define FIMC_CLK_INV_HREF (1 << 2)
#define FIMC_CLK_INV_HSYNC (1 << 3)
struct i2c_board_info;
/**
* struct s5p_fimc_isp_info - image sensor information required for host
* interace configuration.
*
* @board_info: pointer to I2C subdevice's board info
* @clk_frequency: frequency of the clock the host interface provides to sensor
* @bus_type: determines bus type, MIPI, ITU-R BT.601 etc.
* @csi_data_align: MIPI-CSI interface data alignment in bits
* @i2c_bus_num: i2c control bus id the sensor is attached to
* @mux_id: FIMC camera interface multiplexer index (separate for MIPI and ITU)
* @clk_id: index of the SoC peripheral clock for sensors
* @flags: flags defining bus signals polarity inversion (High by default)
*/
struct s5p_fimc_isp_info {
struct i2c_board_info *board_info;
unsigned long clk_frequency;
enum cam_bus_type bus_type;
u16 csi_data_align;
u16 i2c_bus_num;
u16 mux_id;
u16 flags;
u8 clk_id;
};
/**
* struct s5p_platform_fimc - camera host interface platform data
*
* @isp_info: properties of camera sensor required for host interface setup
* @num_clients: the number of attached image sensors
*/
struct s5p_platform_fimc {
struct s5p_fimc_isp_info *isp_info;
int num_clients;
};
/*
* v4l2_device notification id. This is only for internal use in the kernel.
* Sensor subdevs should issue S5P_FIMC_TX_END_NOTIFY notification in single
* frame capture mode when there is only one VSYNC pulse issued by the sensor
* at begining of the frame transmission.
*/
#define S5P_FIMC_TX_END_NOTIFY _IO('e', 0)
#endif /* S5P_FIMC_H_ */
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