0001 // SPDX-License-Identifier: GPL-2.0+
0002 /*
0003 * Copyright (C) 2017 Ideas on Board <kieran.bingham@ideasonboard.com>
0004 * Copyright (C) 2021 Jacopo Mondi <jacopo+renesas@jmondi.org>
0005 *
0006 * Device Tree Source (overlay) that describes GMSL camera connected to
0007 * Fakra connectors for the Eagle V3M and Condor V3H (and compatible) boards.
0008 *
0009 * The following cameras are currently supported: RDACM20 and RDACM21.
0010 *
0011 * The board .dts file that include this has to select which cameras are in use
0012 * by specifying the camera model with:
0013 *
0014 * #define GMSL_CAMERA_RDACM20
0015 * or
0016 * #define GMSL_CAMERA_RDACM21
0017 *
0018 * And which cameras are connected to the board by defining:
0019 * for GMSL channel 0:
0020 * #define GMSL_CAMERA_0
0021 * #define GMSL_CAMERA_1
0022 * #define GMSL_CAMERA_2
0023 * #define GMSL_CAMERA_3
0024 *
0025 * for GMSL channel 1:
0026 * #define GMSL_CAMERA_4
0027 * #define GMSL_CAMERA_5
0028 * #define GMSL_CAMERA_6
0029 * #define GMSL_CAMERA_7
0030 */
0031
0032 #include <dt-bindings/gpio/gpio.h>
0033
0034 /* Validate the board file settings. */
0035 #if !defined(GMSL_CAMERA_RDACM20) && !defined(GMSL_CAMERA_RDACM21)
0036 #error "Camera model should be defined by the board file"
0037 #endif
0038
0039 #if defined(GMSL_CAMERA_RDACM20) && defined(GMSL_CAMERA_RDACM21)
0040 #error "A single camera model should be selected"
0041 #endif
0042
0043 #if !defined(GMSL_CAMERA_0) && !defined(GMSL_CAMERA_1) && \
0044 !defined(GMSL_CAMERA_2) && !defined(GMSL_CAMERA_3) && \
0045 !defined(GMSL_CAMERA_4) && !defined(GMSL_CAMERA_5) && \
0046 !defined(GMSL_CAMERA_6) && !defined(GMSL_CAMERA_7)
0047 #error "At least one camera should be selected"
0048 #endif
0049
0050 /* Deduce from the enabled cameras which GMSL channels are active. */
0051 #if defined(GMSL_CAMERA_0) || defined(GMSL_CAMERA_1) || \
0052 defined(GMSL_CAMERA_2) || defined(GMSL_CAMERA_3)
0053 #define GMSL_0
0054 #endif
0055
0056 #if defined(GMSL_CAMERA_4) || defined(GMSL_CAMERA_5) || \
0057 defined(GMSL_CAMERA_6) || defined(GMSL_CAMERA_7)
0058 #define GMSL_1
0059 #endif
0060
0061 /* Deduce the camera model compatible string. */
0062 #if defined(GMSL_CAMERA_RDACM20)
0063 #define GMSL_CAMERA_MODEL "imi,rdacm20"
0064 #elif defined(GMSL_CAMERA_RDACM21)
0065 #define GMSL_CAMERA_MODEL "imi,rdacm21"
0066 #endif
0067
0068 #ifdef GMSL_0
0069 &vin0 {
0070 status = "okay";
0071 };
0072
0073 &vin1 {
0074 status = "okay";
0075 };
0076
0077 &vin2 {
0078 status = "okay";
0079 };
0080
0081 &vin3 {
0082 status = "okay";
0083 };
0084
0085 &gmsl0 {
0086 status = "okay";
0087
0088 #if defined(GMSL_CAMERA_RDACM21)
0089 maxim,reverse-channel-microvolt = <100000>;
0090 #endif
0091
0092 ports {
0093 #ifdef GMSL_CAMERA_0
0094 port@0 {
0095 max9286_in0: endpoint {
0096 remote-endpoint = <&fakra_con0>;
0097 };
0098 };
0099 #endif
0100
0101 #ifdef GMSL_CAMERA_1
0102 port@1 {
0103 max9286_in1: endpoint{
0104 remote-endpoint = <&fakra_con1>;
0105 };
0106
0107 };
0108 #endif
0109
0110 #ifdef GMSL_CAMERA_2
0111 port@2 {
0112 max9286_in2: endpoint {
0113 remote-endpoint = <&fakra_con2>;
0114 };
0115
0116 };
0117 #endif
0118
0119 #ifdef GMSL_CAMERA_3
0120 port@3 {
0121 max9286_in3: endpoint {
0122 remote-endpoint = <&fakra_con3>;
0123 };
0124
0125 };
0126 #endif
0127 };
0128
0129 i2c-mux {
0130 #ifdef GMSL_CAMERA_0
0131 i2c@0 {
0132 status = "okay";
0133
0134 camera@51 {
0135 compatible = GMSL_CAMERA_MODEL;
0136 reg = <0x51>, <0x61>;
0137
0138 port {
0139 fakra_con0: endpoint {
0140 remote-endpoint = <&max9286_in0>;
0141 };
0142 };
0143 };
0144 };
0145 #endif
0146
0147 #ifdef GMSL_CAMERA_1
0148 i2c@1 {
0149 status = "okay";
0150
0151 camera@52 {
0152 compatible = GMSL_CAMERA_MODEL;
0153 reg = <0x52>, <0x62>;
0154
0155 port {
0156 fakra_con1: endpoint {
0157 remote-endpoint = <&max9286_in1>;
0158 };
0159 };
0160 };
0161 };
0162 #endif
0163
0164 #ifdef GMSL_CAMERA_2
0165 i2c@2 {
0166 status = "okay";
0167
0168 camera@53 {
0169 compatible = GMSL_CAMERA_MODEL;
0170 reg = <0x53>, <0x63>;
0171
0172 port {
0173 fakra_con2: endpoint {
0174 remote-endpoint = <&max9286_in2>;
0175 };
0176 };
0177 };
0178 };
0179 #endif
0180
0181 #ifdef GMSL_CAMERA_3
0182 i2c@3 {
0183 status = "okay";
0184
0185 camera@54 {
0186 compatible = GMSL_CAMERA_MODEL;
0187 reg = <0x54>, <0x64>;
0188
0189 port {
0190 fakra_con3: endpoint {
0191 remote-endpoint = <&max9286_in3>;
0192 };
0193 };
0194 };
0195 };
0196 #endif
0197 };
0198 };
0199 #endif /* ifdef GMSL_0 */
0200
0201 #ifdef GMSL_1
0202 &vin4 {
0203 status = "okay";
0204 };
0205
0206 &vin5 {
0207 status = "okay";
0208 };
0209
0210 &vin6 {
0211 status = "okay";
0212 };
0213
0214 &vin7 {
0215 status = "okay";
0216 };
0217
0218 &gmsl1 {
0219 status = "okay";
0220
0221 #if defined(GMSL_CAMERA_RDACM21)
0222 maxim,reverse-channel-microvolt = <100000>;
0223 #endif
0224
0225 ports {
0226 #ifdef GMSL_CAMERA_4
0227 port@0 {
0228 max9286_in4: endpoint {
0229 remote-endpoint = <&fakra_con4>;
0230 };
0231 };
0232 #endif
0233
0234 #ifdef GMSL_CAMERA_5
0235 port@1 {
0236 max9286_in5: endpoint{
0237 remote-endpoint = <&fakra_con5>;
0238 };
0239
0240 };
0241 #endif
0242
0243 #ifdef GMSL_CAMERA_6
0244 port@2 {
0245 max9286_in6: endpoint {
0246 remote-endpoint = <&fakra_con6>;
0247 };
0248
0249 };
0250 #endif
0251
0252 #ifdef GMSL_CAMERA_7
0253 port@3 {
0254 max9286_in7: endpoint {
0255 remote-endpoint = <&fakra_con7>;
0256 };
0257
0258 };
0259 #endif
0260 };
0261
0262 i2c-mux {
0263 #ifdef GMSL_CAMERA_4
0264 i2c@0 {
0265 status = "okay";
0266
0267 camera@55 {
0268 compatible = GMSL_CAMERA_MODEL;
0269 reg = <0x55>, <0x65>;
0270
0271 port {
0272 fakra_con4: endpoint {
0273 remote-endpoint = <&max9286_in4>;
0274 };
0275 };
0276 };
0277 };
0278 #endif
0279
0280 #ifdef GMSL_CAMERA_5
0281 i2c@1 {
0282 status = "okay";
0283
0284 camera@56 {
0285 compatible = GMSL_CAMERA_MODEL;
0286 reg = <0x56>, <0x66>;
0287
0288 port {
0289 fakra_con5: endpoint {
0290 remote-endpoint = <&max9286_in5>;
0291 };
0292 };
0293 };
0294 };
0295 #endif
0296
0297 #ifdef GMSL_CAMERA_6
0298 i2c@2 {
0299 status = "okay";
0300
0301 camera@57 {
0302 compatible = GMSL_CAMERA_MODEL;
0303 reg = <0x57>, <0x67>;
0304
0305 port {
0306 fakra_con6: endpoint {
0307 remote-endpoint = <&max9286_in6>;
0308 };
0309 };
0310 };
0311 };
0312 #endif
0313
0314 #ifdef GMSL_CAMERA_7
0315 i2c@3 {
0316 status = "okay";
0317
0318 camera@58 {
0319 compatible = GMSL_CAMERA_MODEL;
0320 reg = <0x58>, <0x68>;
0321
0322 port {
0323 fakra_con7: endpoint {
0324 remote-endpoint = <&max9286_in7>;
0325 };
0326 };
0327 };
0328 };
0329 #endif
0330 };
0331 };
0332 #endif /* ifdef GMSL_1 */
