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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 | unsigned int nvm_size; /* bytes */ |
69 | unsigned int ext_clk; /* sensor external clk */ |
70 | |
71 | unsigned int lanes; /* Number of CSI-2 lanes */ |
72 | u8 csi_signalling_mode; /* SMIAPP_CSI_SIGNALLING_MODE_* */ |
73 | const s64 *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 | char *ext_clk_name; |
81 | int xshutdown; /* gpio or SMIAPP_NO_XSHUTDOWN */ |
82 | }; |
83 | |
84 | #endif /* __SMIAPP_H_ */ |
85 |
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