1 /* 2 * include/media/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 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 21 * 02110-1301 USA 22 * 23 */ 24 25 #ifndef __SMIAPP_H_ 26 #define __SMIAPP_H_ 27 28 #include <media/v4l2-subdev.h> 29 30 #define SMIAPP_NAME "smiapp" 31 32 #define SMIAPP_DFL_I2C_ADDR (0x20 >> 1) /* Default I2C Address */ 33 #define SMIAPP_ALT_I2C_ADDR (0x6e >> 1) /* Alternate I2C Address */ 34 35 #define SMIAPP_CSI_SIGNALLING_MODE_CCP2_DATA_CLOCK 0 36 #define SMIAPP_CSI_SIGNALLING_MODE_CCP2_DATA_STROBE 1 37 #define SMIAPP_CSI_SIGNALLING_MODE_CSI2 2 38 39 #define SMIAPP_NO_XSHUTDOWN -1 40 41 /* 42 * Sometimes due to board layout considerations the camera module can be 43 * mounted rotated. The typical rotation used is 180 degrees which can be 44 * corrected by giving a default H-FLIP and V-FLIP in the sensor readout. 45 * FIXME: rotation also changes the bayer pattern. 46 */ 47 enum smiapp_module_board_orient { 48 SMIAPP_MODULE_BOARD_ORIENT_0 = 0, 49 SMIAPP_MODULE_BOARD_ORIENT_180, 50 }; 51 52 struct smiapp_flash_strobe_parms { 53 u8 mode; 54 u32 strobe_width_high_us; 55 u16 strobe_delay; 56 u16 stobe_start_point; 57 u8 trigger; 58 }; 59 60 struct smiapp_platform_data { 61 /* 62 * Change the cci address if i2c_addr_alt is set. 63 * Both default and alternate cci addr need to be present 64 */ 65 unsigned short i2c_addr_dfl; /* Default i2c addr */ 66 unsigned short i2c_addr_alt; /* Alternate i2c addr */ 67 68 uint32_t nvm_size; /* bytes */ 69 uint32_t ext_clk; /* sensor external clk */ 70 71 unsigned int lanes; /* Number of CSI-2 lanes */ 72 uint32_t csi_signalling_mode; /* SMIAPP_CSI_SIGNALLING_MODE_* */ 73 uint64_t *op_sys_clock; 74 75 enum smiapp_module_board_orient module_board_orient; 76 77 struct smiapp_flash_strobe_parms *strobe_setup; 78 79 int (*set_xclk)(struct v4l2_subdev *sd, int hz); 80 int32_t xshutdown; /* gpio or SMIAPP_NO_XSHUTDOWN */ 81 }; 82 83 #endif /* __SMIAPP_H_ */ 84