1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef ARCH_ARM_PLAT_OMAP4_ISS_H 3*4882a593Smuzhiyun #define ARCH_ARM_PLAT_OMAP4_ISS_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <linux/i2c.h> 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun struct iss_device; 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun enum iss_interface_type { 10*4882a593Smuzhiyun ISS_INTERFACE_CSI2A_PHY1, 11*4882a593Smuzhiyun ISS_INTERFACE_CSI2B_PHY2, 12*4882a593Smuzhiyun }; 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun /** 15*4882a593Smuzhiyun * struct iss_csiphy_lane: CSI2 lane position and polarity 16*4882a593Smuzhiyun * @pos: position of the lane 17*4882a593Smuzhiyun * @pol: polarity of the lane 18*4882a593Smuzhiyun */ 19*4882a593Smuzhiyun struct iss_csiphy_lane { 20*4882a593Smuzhiyun u8 pos; 21*4882a593Smuzhiyun u8 pol; 22*4882a593Smuzhiyun }; 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun #define ISS_CSIPHY1_NUM_DATA_LANES 4 25*4882a593Smuzhiyun #define ISS_CSIPHY2_NUM_DATA_LANES 1 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun /** 28*4882a593Smuzhiyun * struct iss_csiphy_lanes_cfg - CSI2 lane configuration 29*4882a593Smuzhiyun * @data: Configuration of one or two data lanes 30*4882a593Smuzhiyun * @clk: Clock lane configuration 31*4882a593Smuzhiyun */ 32*4882a593Smuzhiyun struct iss_csiphy_lanes_cfg { 33*4882a593Smuzhiyun struct iss_csiphy_lane data[ISS_CSIPHY1_NUM_DATA_LANES]; 34*4882a593Smuzhiyun struct iss_csiphy_lane clk; 35*4882a593Smuzhiyun }; 36*4882a593Smuzhiyun 37*4882a593Smuzhiyun /** 38*4882a593Smuzhiyun * struct iss_csi2_platform_data - CSI2 interface platform data 39*4882a593Smuzhiyun * @crc: Enable the cyclic redundancy check 40*4882a593Smuzhiyun * @vpclk_div: Video port output clock control 41*4882a593Smuzhiyun */ 42*4882a593Smuzhiyun struct iss_csi2_platform_data { 43*4882a593Smuzhiyun unsigned crc:1; 44*4882a593Smuzhiyun unsigned vpclk_div:2; 45*4882a593Smuzhiyun struct iss_csiphy_lanes_cfg lanecfg; 46*4882a593Smuzhiyun }; 47*4882a593Smuzhiyun 48*4882a593Smuzhiyun struct iss_subdev_i2c_board_info { 49*4882a593Smuzhiyun struct i2c_board_info *board_info; 50*4882a593Smuzhiyun int i2c_adapter_id; 51*4882a593Smuzhiyun }; 52*4882a593Smuzhiyun 53*4882a593Smuzhiyun struct iss_v4l2_subdevs_group { 54*4882a593Smuzhiyun struct iss_subdev_i2c_board_info *subdevs; 55*4882a593Smuzhiyun enum iss_interface_type interface; 56*4882a593Smuzhiyun union { 57*4882a593Smuzhiyun struct iss_csi2_platform_data csi2; 58*4882a593Smuzhiyun } bus; /* gcc < 4.6.0 chokes on anonymous union initializers */ 59*4882a593Smuzhiyun }; 60*4882a593Smuzhiyun 61*4882a593Smuzhiyun struct iss_platform_data { 62*4882a593Smuzhiyun struct iss_v4l2_subdevs_group *subdevs; 63*4882a593Smuzhiyun void (*set_constraints)(struct iss_device *iss, bool enable); 64*4882a593Smuzhiyun }; 65*4882a593Smuzhiyun 66*4882a593Smuzhiyun #endif 67