include/media/s5p_fimc.h

   1 /*
   2  * Samsung S5P SoC camera interface driver header
   3  *
   4  * Copyright (c) 2010 Samsung Electronics Co., Ltd
   5  * Author: Sylwester Nawrocki, <s.nawrocki@samsung.com>
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License version 2 as
   9  * published by the Free Software Foundation.
  10  */
  11
  12 #ifndef S5P_FIMC_H_
  13 #define S5P_FIMC_H_
  14
  15 enum cam_bus_type {
  16         FIMC_ITU_601 = 1,
  17         FIMC_ITU_656,
  18         FIMC_MIPI_CSI2,
  19         FIMC_LCD_WB, /* FIFO link from LCD mixer */
  20 };
  21
  22 #define FIMC_CLK_INV_PCLK       (1 << 0)
  23 #define FIMC_CLK_INV_VSYNC      (1 << 1)
  24 #define FIMC_CLK_INV_HREF       (1 << 2)
  25 #define FIMC_CLK_INV_HSYNC      (1 << 3)
  26
  27 struct i2c_board_info;
  28
  29 /**
  30  * struct s5p_fimc_isp_info - image sensor information required for host
  31  *                            interace configuration.
  32  *
  33  * @board_info: pointer to I2C subdevice's board info
  34  * @clk_frequency: frequency of the clock the host interface provides to sensor
  35  * @bus_type: determines bus type, MIPI, ITU-R BT.601 etc.
  36  * @csi_data_align: MIPI-CSI interface data alignment in bits
  37  * @i2c_bus_num: i2c control bus id the sensor is attached to
  38  * @mux_id: FIMC camera interface multiplexer index (separate for MIPI and ITU)
  39  * @flags: flags defining bus signals polarity inversion (High by default)
  40  */
  41 struct s5p_fimc_isp_info {
  42         struct i2c_board_info *board_info;
  43         unsigned long clk_frequency;
  44         enum cam_bus_type bus_type;
  45         u16 csi_data_align;
  46         u16 i2c_bus_num;
  47         u16 mux_id;
  48         u16 flags;
  49 };
  50
  51 /**
  52  * struct s5p_platform_fimc - camera host interface platform data
  53  *
  54  * @isp_info: properties of camera sensor required for host interface setup
  55  * @num_clients: the number of attached image sensors
  56  */
  57 struct s5p_platform_fimc {
  58         struct s5p_fimc_isp_info *isp_info;
  59         int num_clients;
  60 };
  61 #endif /* S5P_FIMC_H_ */