| yuezonghe | 824eb0c | 2024-06-27 02:32:26 -0700 | [diff] [blame] | 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 | struct i2c_board_info; |
| 23 | |
| 24 | /** |
| 25 | * struct s5p_fimc_isp_info - image sensor information required for host |
| 26 | * interace configuration. |
| 27 | * |
| 28 | * @board_info: pointer to I2C subdevice's board info |
| 29 | * @clk_frequency: frequency of the clock the host interface provides to sensor |
| 30 | * @bus_type: determines bus type, MIPI, ITU-R BT.601 etc. |
| 31 | * @csi_data_align: MIPI-CSI interface data alignment in bits |
| 32 | * @i2c_bus_num: i2c control bus id the sensor is attached to |
| 33 | * @mux_id: FIMC camera interface multiplexer index (separate for MIPI and ITU) |
| 34 | * @clk_id: index of the SoC peripheral clock for sensors |
| 35 | * @flags: the parallel bus flags defining signals polarity (V4L2_MBUS_*) |
| 36 | */ |
| 37 | struct s5p_fimc_isp_info { |
| 38 | struct i2c_board_info *board_info; |
| 39 | unsigned long clk_frequency; |
| 40 | enum cam_bus_type bus_type; |
| 41 | u16 csi_data_align; |
| 42 | u16 i2c_bus_num; |
| 43 | u16 mux_id; |
| 44 | u16 flags; |
| 45 | u8 clk_id; |
| 46 | }; |
| 47 | |
| 48 | /** |
| 49 | * struct s5p_platform_fimc - camera host interface platform data |
| 50 | * |
| 51 | * @isp_info: properties of camera sensor required for host interface setup |
| 52 | * @num_clients: the number of attached image sensors |
| 53 | */ |
| 54 | struct s5p_platform_fimc { |
| 55 | struct s5p_fimc_isp_info *isp_info; |
| 56 | int num_clients; |
| 57 | }; |
| 58 | |
| 59 | /* |
| 60 | * v4l2_device notification id. This is only for internal use in the kernel. |
| 61 | * Sensor subdevs should issue S5P_FIMC_TX_END_NOTIFY notification in single |
| 62 | * frame capture mode when there is only one VSYNC pulse issued by the sensor |
| 63 | * at begining of the frame transmission. |
| 64 | */ |
| 65 | #define S5P_FIMC_TX_END_NOTIFY _IO('e', 0) |
| 66 | |
| 67 | #endif /* S5P_FIMC_H_ */ |