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 32 enum isp_interface_type { 33 ISP_INTERFACE_PARALLEL, 34 ISP_INTERFACE_CSI2A_PHY2, 35 ISP_INTERFACE_CCP2B_PHY1, 36 ISP_INTERFACE_CCP2B_PHY2, 37 ISP_INTERFACE_CSI2C_PHY1, 38 }; 39 40 enum { 41 ISP_BRIDGE_DISABLE = 0, 42 ISP_BRIDGE_LITTLE_ENDIAN = 2, 43 ISP_BRIDGE_BIG_ENDIAN = 3, 44 }; 45 46 enum { 47 ISP_LANE_SHIFT_0 = 0, 48 ISP_LANE_SHIFT_2 = 1, 49 ISP_LANE_SHIFT_4 = 2, 50 ISP_LANE_SHIFT_6 = 3, 51 }; 52 53 /** 54 * struct isp_parallel_platform_data - Parallel interface platform data 55 * @data_lane_shift: Data lane shifter 56 * ISP_LANE_SHIFT_0 - CAMEXT[13:0] -> CAM[13:0] 57 * ISP_LANE_SHIFT_2 - CAMEXT[13:2] -> CAM[11:0] 58 * ISP_LANE_SHIFT_4 - CAMEXT[13:4] -> CAM[9:0] 59 * ISP_LANE_SHIFT_6 - CAMEXT[13:6] -> CAM[7:0] 60 * @clk_pol: Pixel clock polarity 61 * 0 - Sample on rising edge, 1 - Sample on falling edge 62 * @hs_pol: Horizontal synchronization polarity 63 * 0 - Active high, 1 - Active low 64 * @vs_pol: Vertical synchronization polarity 65 * 0 - Active high, 1 - Active low 66 * @bridge: CCDC Bridge input control 67 * ISP_BRIDGE_DISABLE - Disable 68 * ISP_BRIDGE_LITTLE_ENDIAN - Little endian 69 * ISP_BRIDGE_BIG_ENDIAN - Big endian 70 */ 71 struct isp_parallel_platform_data { 72 unsigned int data_lane_shift:2; 73 unsigned int clk_pol:1; 74 unsigned int hs_pol:1; 75 unsigned int vs_pol:1; 76 unsigned int bridge:2; 77 }; 78 79 enum { 80 ISP_CCP2_PHY_DATA_CLOCK = 0, 81 ISP_CCP2_PHY_DATA_STROBE = 1, 82 }; 83 84 enum { 85 ISP_CCP2_MODE_MIPI = 0, 86 ISP_CCP2_MODE_CCP2 = 1, 87 }; 88 89 /** 90 * struct isp_ccp2_platform_data - CCP2 interface platform data 91 * @strobe_clk_pol: Strobe/clock polarity 92 * 0 - Non Inverted, 1 - Inverted 93 * @crc: Enable the cyclic redundancy check 94 * @ccp2_mode: Enable CCP2 compatibility mode 95 * ISP_CCP2_MODE_MIPI - MIPI-CSI1 mode 96 * ISP_CCP2_MODE_CCP2 - CCP2 mode 97 * @phy_layer: Physical layer selection 98 * ISP_CCP2_PHY_DATA_CLOCK - Data/clock physical layer 99 * ISP_CCP2_PHY_DATA_STROBE - Data/strobe physical layer 100 * @vpclk_div: Video port output clock control 101 */ 102 struct isp_ccp2_platform_data { 103 unsigned int strobe_clk_pol:1; 104 unsigned int crc:1; 105 unsigned int ccp2_mode:1; 106 unsigned int phy_layer:1; 107 unsigned int vpclk_div:2; 108 }; 109 110 /** 111 * struct isp_csi2_platform_data - CSI2 interface platform data 112 * @crc: Enable the cyclic redundancy check 113 * @vpclk_div: Video port output clock control 114 */ 115 struct isp_csi2_platform_data { 116 unsigned crc:1; 117 unsigned vpclk_div:2; 118 }; 119 120 struct isp_subdev_i2c_board_info { 121 struct i2c_board_info *board_info; 122 int i2c_adapter_id; 123 }; 124 125 struct isp_v4l2_subdevs_group { 126 struct isp_subdev_i2c_board_info *subdevs; 127 enum isp_interface_type interface; 128 union { 129 struct isp_parallel_platform_data parallel; 130 struct isp_ccp2_platform_data ccp2; 131 struct isp_csi2_platform_data csi2; 132 } bus; /* gcc < 4.6.0 chokes on anonymous union initializers */ 133 }; 134 135 struct isp_platform_data { 136 struct isp_v4l2_subdevs_group *subdevs; 137 void (*set_constraints)(struct isp_device *isp, bool enable); 138 }; 139 140 #endif /* __MEDIA_OMAP3ISP_H__ */ 141