84 lines
2.5 KiB
C
84 lines
2.5 KiB
C
/*
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* include/media/smiapp.h
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*
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* Generic driver for SMIA/SMIA++ compliant camera modules
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*
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* Copyright (C) 2011--2012 Nokia Corporation
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* Contact: Sakari Ailus <sakari.ailus@iki.fi>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*
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*/
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#ifndef __SMIAPP_H_
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#define __SMIAPP_H_
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#include <media/v4l2-subdev.h>
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#define SMIAPP_NAME "smiapp"
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#define SMIAPP_DFL_I2C_ADDR (0x20 >> 1) /* Default I2C Address */
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#define SMIAPP_ALT_I2C_ADDR (0x6e >> 1) /* Alternate I2C Address */
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#define SMIAPP_CSI_SIGNALLING_MODE_CCP2_DATA_CLOCK 0
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#define SMIAPP_CSI_SIGNALLING_MODE_CCP2_DATA_STROBE 1
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#define SMIAPP_CSI_SIGNALLING_MODE_CSI2 2
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#define SMIAPP_NO_XSHUTDOWN -1
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/*
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* Sometimes due to board layout considerations the camera module can be
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* mounted rotated. The typical rotation used is 180 degrees which can be
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* corrected by giving a default H-FLIP and V-FLIP in the sensor readout.
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* FIXME: rotation also changes the bayer pattern.
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*/
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enum smiapp_module_board_orient {
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SMIAPP_MODULE_BOARD_ORIENT_0 = 0,
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SMIAPP_MODULE_BOARD_ORIENT_180,
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};
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struct smiapp_flash_strobe_parms {
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u8 mode;
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u32 strobe_width_high_us;
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u16 strobe_delay;
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u16 stobe_start_point;
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u8 trigger;
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};
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struct smiapp_platform_data {
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/*
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* Change the cci address if i2c_addr_alt is set.
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* Both default and alternate cci addr need to be present
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*/
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unsigned short i2c_addr_dfl; /* Default i2c addr */
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unsigned short i2c_addr_alt; /* Alternate i2c addr */
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unsigned int nvm_size; /* bytes */
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unsigned int ext_clk; /* sensor external clk */
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unsigned int lanes; /* Number of CSI-2 lanes */
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u8 csi_signalling_mode; /* SMIAPP_CSI_SIGNALLING_MODE_* */
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const s64 *op_sys_clock;
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enum smiapp_module_board_orient module_board_orient;
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struct smiapp_flash_strobe_parms *strobe_setup;
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int (*set_xclk)(struct v4l2_subdev *sd, int hz);
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int xshutdown; /* gpio or SMIAPP_NO_XSHUTDOWN */
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};
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#endif /* __SMIAPP_H_ */
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