2 * include/media/smiapp.h
4 * Generic driver for SMIA/SMIA++ compliant camera modules
6 * Copyright (C) 2011--2012 Nokia Corporation
7 * Contact: Sakari Ailus <sakari.ailus@iki.fi>
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.
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.
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
28 #include <media/v4l2-subdev.h>
30 #define SMIAPP_NAME "smiapp"
32 #define SMIAPP_DFL_I2C_ADDR (0x20 >> 1) /* Default I2C Address */
33 #define SMIAPP_ALT_I2C_ADDR (0x6e >> 1) /* Alternate I2C Address */
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
39 #define SMIAPP_NO_XSHUTDOWN -1
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.
47 enum smiapp_module_board_orient {
48 SMIAPP_MODULE_BOARD_ORIENT_0 = 0,
49 SMIAPP_MODULE_BOARD_ORIENT_180,
52 struct smiapp_flash_strobe_parms {
54 u32 strobe_width_high_us;
56 u16 stobe_start_point;
60 struct smiapp_platform_data {
62 * Change the cci address if i2c_addr_alt is set.
63 * Both default and alternate cci addr need to be present
65 unsigned short i2c_addr_dfl; /* Default i2c addr */
66 unsigned short i2c_addr_alt; /* Alternate i2c addr */
68 unsigned int nvm_size; /* bytes */
69 unsigned int ext_clk; /* sensor external clk */
71 unsigned int lanes; /* Number of CSI-2 lanes */
72 u8 csi_signalling_mode; /* SMIAPP_CSI_SIGNALLING_MODE_* */
73 const s64 *op_sys_clock;
75 enum smiapp_module_board_orient module_board_orient;
77 struct smiapp_flash_strobe_parms *strobe_setup;
79 int (*set_xclk)(struct v4l2_subdev *sd, int hz);
80 int xshutdown; /* gpio or SMIAPP_NO_XSHUTDOWN */
83 #endif /* __SMIAPP_H_ */