1 /* 2 * include/media/i2c/smiapp.h 3 * 4 * Generic driver for SMIA/SMIA++ compliant camera modules 5 * 6 * Copyright (C) 2011--2012 Nokia Corporation 7 * Contact: Sakari Ailus <sakari.ailus@iki.fi> 8 * 9 * This program is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU General Public License 11 * version 2 as published by the Free Software Foundation. 12 * 13 * This program is distributed in the hope that it will be useful, but 14 * WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 * General Public License for more details. 17 * 18 */ 19 20 #ifndef __SMIAPP_H_ 21 #define __SMIAPP_H_ 22 23 #include <media/v4l2-subdev.h> 24 25 #define SMIAPP_NAME "smiapp" 26 27 #define SMIAPP_DFL_I2C_ADDR (0x20 >> 1) /* Default I2C Address */ 28 #define SMIAPP_ALT_I2C_ADDR (0x6e >> 1) /* Alternate I2C Address */ 29 30 #define SMIAPP_CSI_SIGNALLING_MODE_CCP2_DATA_CLOCK 0 31 #define SMIAPP_CSI_SIGNALLING_MODE_CCP2_DATA_STROBE 1 32 #define SMIAPP_CSI_SIGNALLING_MODE_CSI2 2 33 34 /* 35 * Sometimes due to board layout considerations the camera module can be 36 * mounted rotated. The typical rotation used is 180 degrees which can be 37 * corrected by giving a default H-FLIP and V-FLIP in the sensor readout. 38 * FIXME: rotation also changes the bayer pattern. 39 */ 40 enum smiapp_module_board_orient { 41 SMIAPP_MODULE_BOARD_ORIENT_0 = 0, 42 SMIAPP_MODULE_BOARD_ORIENT_180, 43 }; 44 45 struct smiapp_flash_strobe_parms { 46 u8 mode; 47 u32 strobe_width_high_us; 48 u16 strobe_delay; 49 u16 stobe_start_point; 50 u8 trigger; 51 }; 52 53 struct smiapp_hwconfig { 54 /* 55 * Change the cci address if i2c_addr_alt is set. 56 * Both default and alternate cci addr need to be present 57 */ 58 unsigned short i2c_addr_dfl; /* Default i2c addr */ 59 unsigned short i2c_addr_alt; /* Alternate i2c addr */ 60 61 uint32_t nvm_size; /* bytes */ 62 uint32_t ext_clk; /* sensor external clk */ 63 64 unsigned int lanes; /* Number of CSI-2 lanes */ 65 uint32_t csi_signalling_mode; /* SMIAPP_CSI_SIGNALLING_MODE_* */ 66 uint64_t *op_sys_clock; 67 68 enum smiapp_module_board_orient module_board_orient; 69 70 struct smiapp_flash_strobe_parms *strobe_setup; 71 }; 72 73 #endif /* __SMIAPP_H_ */ 74