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b98d32f7 LP |
1 | /* |
2 | * omap3isp.h | |
3 | * | |
4 | * TI OMAP3 ISP - Platform data | |
5 | * | |
6 | * Copyright (C) 2011 Nokia Corporation | |
7 | * | |
8 | * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com> | |
9 | * Sakari Ailus <sakari.ailus@iki.fi> | |
10 | * | |
11 | * This program is free software; you can redistribute it and/or modify | |
12 | * it under the terms of the GNU General Public License version 2 as | |
13 | * published by the Free Software Foundation. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, but | |
16 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
18 | * General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | |
23 | * 02110-1301 USA | |
24 | */ | |
25 | ||
26 | #ifndef __MEDIA_OMAP3ISP_H__ | |
27 | #define __MEDIA_OMAP3ISP_H__ | |
28 | ||
29 | struct i2c_board_info; | |
30 | struct isp_device; | |
31 | ||
618b055b SA |
32 | #define ISP_XCLK_NONE 0 |
33 | #define ISP_XCLK_A 1 | |
34 | #define ISP_XCLK_B 2 | |
35 | ||
b98d32f7 LP |
36 | enum isp_interface_type { |
37 | ISP_INTERFACE_PARALLEL, | |
38 | ISP_INTERFACE_CSI2A_PHY2, | |
39 | ISP_INTERFACE_CCP2B_PHY1, | |
40 | ISP_INTERFACE_CCP2B_PHY2, | |
41 | ISP_INTERFACE_CSI2C_PHY1, | |
42 | }; | |
43 | ||
b98d32f7 LP |
44 | enum { |
45 | ISP_LANE_SHIFT_0 = 0, | |
46 | ISP_LANE_SHIFT_2 = 1, | |
47 | ISP_LANE_SHIFT_4 = 2, | |
48 | ISP_LANE_SHIFT_6 = 3, | |
49 | }; | |
50 | ||
51 | /** | |
52 | * struct isp_parallel_platform_data - Parallel interface platform data | |
53 | * @data_lane_shift: Data lane shifter | |
54 | * ISP_LANE_SHIFT_0 - CAMEXT[13:0] -> CAM[13:0] | |
55 | * ISP_LANE_SHIFT_2 - CAMEXT[13:2] -> CAM[11:0] | |
56 | * ISP_LANE_SHIFT_4 - CAMEXT[13:4] -> CAM[9:0] | |
57 | * ISP_LANE_SHIFT_6 - CAMEXT[13:6] -> CAM[7:0] | |
58 | * @clk_pol: Pixel clock polarity | |
c1026c58 | 59 | * 0 - Sample on rising edge, 1 - Sample on falling edge |
b98d32f7 LP |
60 | * @hs_pol: Horizontal synchronization polarity |
61 | * 0 - Active high, 1 - Active low | |
62 | * @vs_pol: Vertical synchronization polarity | |
63 | * 0 - Active high, 1 - Active low | |
73ea57eb LP |
64 | * @data_pol: Data polarity |
65 | * 0 - Normal, 1 - One's complement | |
b98d32f7 LP |
66 | */ |
67 | struct isp_parallel_platform_data { | |
68 | unsigned int data_lane_shift:2; | |
69 | unsigned int clk_pol:1; | |
70 | unsigned int hs_pol:1; | |
71 | unsigned int vs_pol:1; | |
73ea57eb | 72 | unsigned int data_pol:1; |
b98d32f7 LP |
73 | }; |
74 | ||
75 | enum { | |
76 | ISP_CCP2_PHY_DATA_CLOCK = 0, | |
77 | ISP_CCP2_PHY_DATA_STROBE = 1, | |
78 | }; | |
79 | ||
80 | enum { | |
81 | ISP_CCP2_MODE_MIPI = 0, | |
82 | ISP_CCP2_MODE_CCP2 = 1, | |
83 | }; | |
84 | ||
fe6adc19 SA |
85 | /** |
86 | * struct isp_csiphy_lane: CCP2/CSI2 lane position and polarity | |
87 | * @pos: position of the lane | |
88 | * @pol: polarity of the lane | |
89 | */ | |
90 | struct isp_csiphy_lane { | |
91 | u8 pos; | |
92 | u8 pol; | |
93 | }; | |
94 | ||
95 | #define ISP_CSIPHY1_NUM_DATA_LANES 1 | |
96 | #define ISP_CSIPHY2_NUM_DATA_LANES 2 | |
97 | ||
98 | /** | |
99 | * struct isp_csiphy_lanes_cfg - CCP2/CSI2 lane configuration | |
100 | * @data: Configuration of one or two data lanes | |
101 | * @clk: Clock lane configuration | |
102 | */ | |
103 | struct isp_csiphy_lanes_cfg { | |
104 | struct isp_csiphy_lane data[ISP_CSIPHY2_NUM_DATA_LANES]; | |
105 | struct isp_csiphy_lane clk; | |
106 | }; | |
107 | ||
b98d32f7 LP |
108 | /** |
109 | * struct isp_ccp2_platform_data - CCP2 interface platform data | |
110 | * @strobe_clk_pol: Strobe/clock polarity | |
111 | * 0 - Non Inverted, 1 - Inverted | |
112 | * @crc: Enable the cyclic redundancy check | |
113 | * @ccp2_mode: Enable CCP2 compatibility mode | |
114 | * ISP_CCP2_MODE_MIPI - MIPI-CSI1 mode | |
115 | * ISP_CCP2_MODE_CCP2 - CCP2 mode | |
116 | * @phy_layer: Physical layer selection | |
117 | * ISP_CCP2_PHY_DATA_CLOCK - Data/clock physical layer | |
118 | * ISP_CCP2_PHY_DATA_STROBE - Data/strobe physical layer | |
119 | * @vpclk_div: Video port output clock control | |
120 | */ | |
121 | struct isp_ccp2_platform_data { | |
122 | unsigned int strobe_clk_pol:1; | |
123 | unsigned int crc:1; | |
124 | unsigned int ccp2_mode:1; | |
125 | unsigned int phy_layer:1; | |
126 | unsigned int vpclk_div:2; | |
fe6adc19 | 127 | struct isp_csiphy_lanes_cfg lanecfg; |
b98d32f7 LP |
128 | }; |
129 | ||
130 | /** | |
131 | * struct isp_csi2_platform_data - CSI2 interface platform data | |
132 | * @crc: Enable the cyclic redundancy check | |
133 | * @vpclk_div: Video port output clock control | |
134 | */ | |
135 | struct isp_csi2_platform_data { | |
136 | unsigned crc:1; | |
137 | unsigned vpclk_div:2; | |
fe6adc19 | 138 | struct isp_csiphy_lanes_cfg lanecfg; |
b98d32f7 LP |
139 | }; |
140 | ||
141 | struct isp_subdev_i2c_board_info { | |
142 | struct i2c_board_info *board_info; | |
143 | int i2c_adapter_id; | |
144 | }; | |
145 | ||
146 | struct isp_v4l2_subdevs_group { | |
147 | struct isp_subdev_i2c_board_info *subdevs; | |
148 | enum isp_interface_type interface; | |
149 | union { | |
150 | struct isp_parallel_platform_data parallel; | |
151 | struct isp_ccp2_platform_data ccp2; | |
152 | struct isp_csi2_platform_data csi2; | |
153 | } bus; /* gcc < 4.6.0 chokes on anonymous union initializers */ | |
154 | }; | |
155 | ||
156 | struct isp_platform_data { | |
157 | struct isp_v4l2_subdevs_group *subdevs; | |
158 | void (*set_constraints)(struct isp_device *isp, bool enable); | |
159 | }; | |
160 | ||
161 | #endif /* __MEDIA_OMAP3ISP_H__ */ |