1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Support for Medifield PNW Camera Imaging ISP subsystem. 4 * 5 * Copyright (c) 2010 Intel Corporation. All Rights Reserved. 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License version 9 * 2 as published by the Free Software Foundation. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * 17 */ 18 #ifndef ATOMISP_PLATFORM_H_ 19 #define ATOMISP_PLATFORM_H_ 20 21 #include <asm/cpu_device_id.h> 22 #include <asm/processor.h> 23 24 #include <linux/i2c.h> 25 #include <media/v4l2-subdev.h> 26 #include "atomisp.h" 27 28 #define MAX_SENSORS_PER_PORT 4 29 #define MAX_STREAMS_PER_CHANNEL 2 30 31 #define CAMERA_MODULE_ID_LEN 64 32 33 enum atomisp_bayer_order { 34 atomisp_bayer_order_grbg, 35 atomisp_bayer_order_rggb, 36 atomisp_bayer_order_bggr, 37 atomisp_bayer_order_gbrg 38 }; 39 40 enum atomisp_input_stream_id { 41 ATOMISP_INPUT_STREAM_GENERAL = 0, 42 ATOMISP_INPUT_STREAM_CAPTURE = 0, 43 ATOMISP_INPUT_STREAM_POSTVIEW, 44 ATOMISP_INPUT_STREAM_PREVIEW, 45 ATOMISP_INPUT_STREAM_VIDEO, 46 ATOMISP_INPUT_STREAM_NUM 47 }; 48 49 enum atomisp_input_format { 50 ATOMISP_INPUT_FORMAT_YUV420_8_LEGACY,/* 8 bits per subpixel (legacy) */ 51 ATOMISP_INPUT_FORMAT_YUV420_8, /* 8 bits per subpixel */ 52 ATOMISP_INPUT_FORMAT_YUV420_10,/* 10 bits per subpixel */ 53 ATOMISP_INPUT_FORMAT_YUV420_16,/* 16 bits per subpixel */ 54 ATOMISP_INPUT_FORMAT_YUV422_8, /* UYVY..UVYV, 8 bits per subpixel */ 55 ATOMISP_INPUT_FORMAT_YUV422_10,/* UYVY..UVYV, 10 bits per subpixel */ 56 ATOMISP_INPUT_FORMAT_YUV422_16,/* UYVY..UVYV, 16 bits per subpixel */ 57 ATOMISP_INPUT_FORMAT_RGB_444, /* BGR..BGR, 4 bits per subpixel */ 58 ATOMISP_INPUT_FORMAT_RGB_555, /* BGR..BGR, 5 bits per subpixel */ 59 ATOMISP_INPUT_FORMAT_RGB_565, /* BGR..BGR, 5 bits B and R, 6 bits G */ 60 ATOMISP_INPUT_FORMAT_RGB_666, /* BGR..BGR, 6 bits per subpixel */ 61 ATOMISP_INPUT_FORMAT_RGB_888, /* BGR..BGR, 8 bits per subpixel */ 62 ATOMISP_INPUT_FORMAT_RAW_6, /* RAW data, 6 bits per pixel */ 63 ATOMISP_INPUT_FORMAT_RAW_7, /* RAW data, 7 bits per pixel */ 64 ATOMISP_INPUT_FORMAT_RAW_8, /* RAW data, 8 bits per pixel */ 65 ATOMISP_INPUT_FORMAT_RAW_10, /* RAW data, 10 bits per pixel */ 66 ATOMISP_INPUT_FORMAT_RAW_12, /* RAW data, 12 bits per pixel */ 67 ATOMISP_INPUT_FORMAT_RAW_14, /* RAW data, 14 bits per pixel */ 68 ATOMISP_INPUT_FORMAT_RAW_16, /* RAW data, 16 bits per pixel */ 69 ATOMISP_INPUT_FORMAT_BINARY_8, /* Binary byte stream. */ 70 71 /* CSI2-MIPI specific format: Generic short packet data. It is used to 72 * keep the timing information for the opening/closing of shutters, 73 * triggering of flashes and etc. 74 */ 75 ATOMISP_INPUT_FORMAT_GENERIC_SHORT1, /* Generic Short Packet Code 1 */ 76 ATOMISP_INPUT_FORMAT_GENERIC_SHORT2, /* Generic Short Packet Code 2 */ 77 ATOMISP_INPUT_FORMAT_GENERIC_SHORT3, /* Generic Short Packet Code 3 */ 78 ATOMISP_INPUT_FORMAT_GENERIC_SHORT4, /* Generic Short Packet Code 4 */ 79 ATOMISP_INPUT_FORMAT_GENERIC_SHORT5, /* Generic Short Packet Code 5 */ 80 ATOMISP_INPUT_FORMAT_GENERIC_SHORT6, /* Generic Short Packet Code 6 */ 81 ATOMISP_INPUT_FORMAT_GENERIC_SHORT7, /* Generic Short Packet Code 7 */ 82 ATOMISP_INPUT_FORMAT_GENERIC_SHORT8, /* Generic Short Packet Code 8 */ 83 84 /* CSI2-MIPI specific format: YUV data. 85 */ 86 ATOMISP_INPUT_FORMAT_YUV420_8_SHIFT, /* YUV420 8-bit (Chroma Shifted 87 Pixel Sampling) */ 88 ATOMISP_INPUT_FORMAT_YUV420_10_SHIFT, /* YUV420 8-bit (Chroma Shifted 89 Pixel Sampling) */ 90 91 /* CSI2-MIPI specific format: Generic long packet data 92 */ 93 ATOMISP_INPUT_FORMAT_EMBEDDED, /* Embedded 8-bit non Image Data */ 94 95 /* CSI2-MIPI specific format: User defined byte-based data. For example, 96 * the data transmitter (e.g. the SoC sensor) can keep the JPEG data as 97 * the User Defined Data Type 4 and the MPEG data as the 98 * User Defined Data Type 7. 99 */ 100 ATOMISP_INPUT_FORMAT_USER_DEF1, /* User defined 8-bit data type 1 */ 101 ATOMISP_INPUT_FORMAT_USER_DEF2, /* User defined 8-bit data type 2 */ 102 ATOMISP_INPUT_FORMAT_USER_DEF3, /* User defined 8-bit data type 3 */ 103 ATOMISP_INPUT_FORMAT_USER_DEF4, /* User defined 8-bit data type 4 */ 104 ATOMISP_INPUT_FORMAT_USER_DEF5, /* User defined 8-bit data type 5 */ 105 ATOMISP_INPUT_FORMAT_USER_DEF6, /* User defined 8-bit data type 6 */ 106 ATOMISP_INPUT_FORMAT_USER_DEF7, /* User defined 8-bit data type 7 */ 107 ATOMISP_INPUT_FORMAT_USER_DEF8, /* User defined 8-bit data type 8 */ 108 }; 109 110 #define N_ATOMISP_INPUT_FORMAT (ATOMISP_INPUT_FORMAT_USER_DEF8 + 1) 111 112 struct intel_v4l2_subdev_table { 113 enum atomisp_camera_port port; 114 unsigned int lanes; 115 struct v4l2_subdev *subdev; 116 }; 117 118 /* 119 * Sensor of external ISP can send multiple streams with different mipi data 120 * type in the same virtual channel. This information needs to come from the 121 * sensor or external ISP 122 */ 123 struct atomisp_isys_config_info { 124 u8 input_format; 125 u16 width; 126 u16 height; 127 }; 128 129 struct atomisp_input_stream_info { 130 enum atomisp_input_stream_id stream; 131 u8 enable; 132 /* Sensor driver fills ch_id with the id 133 of the virtual channel. */ 134 u8 ch_id; 135 /* Tells how many streams in this virtual channel. If 0 ignore rest 136 * and the input format will be from mipi_info */ 137 u8 isys_configs; 138 /* 139 * if more isys_configs is more than 0, sensor needs to configure the 140 * input format differently. width and height can be 0. If width and 141 * height is not zero, then the corresponding data needs to be set 142 */ 143 struct atomisp_isys_config_info isys_info[MAX_STREAMS_PER_CHANNEL]; 144 }; 145 146 struct camera_sensor_platform_data { 147 int (*flisclk_ctrl)(struct v4l2_subdev *subdev, int flag); 148 int (*csi_cfg)(struct v4l2_subdev *subdev, int flag); 149 150 /* 151 * New G-Min power and GPIO interface to control individual 152 * lines as implemented on all known camera modules. 153 */ 154 int (*gpio0_ctrl)(struct v4l2_subdev *subdev, int on); 155 int (*gpio1_ctrl)(struct v4l2_subdev *subdev, int on); 156 int (*v1p8_ctrl)(struct v4l2_subdev *subdev, int on); 157 int (*v2p8_ctrl)(struct v4l2_subdev *subdev, int on); 158 int (*v1p2_ctrl)(struct v4l2_subdev *subdev, int on); 159 }; 160 161 struct camera_mipi_info { 162 enum atomisp_camera_port port; 163 unsigned int num_lanes; 164 enum atomisp_input_format input_format; 165 enum atomisp_bayer_order raw_bayer_order; 166 enum atomisp_input_format metadata_format; 167 u32 metadata_width; 168 u32 metadata_height; 169 const u32 *metadata_effective_width; 170 }; 171 172 const struct intel_v4l2_subdev_table *atomisp_platform_get_subdevs(void); 173 int atomisp_register_sensor_no_gmin(struct v4l2_subdev *subdev, u32 lanes, 174 enum atomisp_input_format format, 175 enum atomisp_bayer_order bayer_order); 176 void atomisp_unregister_subdev(struct v4l2_subdev *subdev); 177 178 /* API from old platform_camera.h, new CPUID implementation */ 179 #define __IS_SOC(x) (boot_cpu_data.x86_vfm == x) 180 #define __IS_SOCS(x, y) (boot_cpu_data.x86_vfm == x || boot_cpu_data.x86_vfm == y) 181 182 #define IS_MFLD __IS_SOC(INTEL_ATOM_SALTWELL_MID) 183 #define IS_BYT __IS_SOC(INTEL_ATOM_SILVERMONT) 184 #define IS_CHT __IS_SOC(INTEL_ATOM_AIRMONT) 185 #define IS_MRFD __IS_SOC(INTEL_ATOM_SILVERMONT_MID) 186 #define IS_MOFD __IS_SOC(INTEL_ATOM_AIRMONT_MID) 187 188 /* Both CHT and MOFD come with ISP2401 */ 189 #define IS_ISP2401 __IS_SOCS(INTEL_ATOM_AIRMONT, \ 190 INTEL_ATOM_AIRMONT_MID) 191 192 #endif /* ATOMISP_PLATFORM_H_ */ 193