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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2017 Ideas on Board <kieran.bingham@ideasonboard.com>
* Copyright (C) 2021 Jacopo Mondi <jacopo+renesas@jmondi.org>
*
* Device Tree Source (overlay) that describes GMSL camera connected to
* Fakra connectors for the Eagle V3M and Condor V3H (and compatible) boards.
*
* The following cameras are currently supported: RDACM20 and RDACM21.
*
* The board .dts file that include this has to select which cameras are in use
* by specifying the camera model with:
*
* #define GMSL_CAMERA_RDACM20
* or
* #define GMSL_CAMERA_RDACM21
*
* And which cameras are connected to the board by defining:
* for GMSL channel 0:
* #define GMSL_CAMERA_0
* #define GMSL_CAMERA_1
* #define GMSL_CAMERA_2
* #define GMSL_CAMERA_3
*
* for GMSL channel 1:
* #define GMSL_CAMERA_4
* #define GMSL_CAMERA_5
* #define GMSL_CAMERA_6
* #define GMSL_CAMERA_7
*/
#include <dt-bindings/gpio/gpio.h>
/* Validate the board file settings. */
#if !defined(GMSL_CAMERA_RDACM20) && !defined(GMSL_CAMERA_RDACM21)
#error "Camera model should be defined by the board file"
#endif
#if defined(GMSL_CAMERA_RDACM20) && defined(GMSL_CAMERA_RDACM21)
#error "A single camera model should be selected"
#endif
#if !defined(GMSL_CAMERA_0) && !defined(GMSL_CAMERA_1) && \
!defined(GMSL_CAMERA_2) && !defined(GMSL_CAMERA_3) && \
!defined(GMSL_CAMERA_4) && !defined(GMSL_CAMERA_5) && \
!defined(GMSL_CAMERA_6) && !defined(GMSL_CAMERA_7)
#error "At least one camera should be selected"
#endif
/* Deduce from the enabled cameras which GMSL channels are active. */
#if defined(GMSL_CAMERA_0) || defined(GMSL_CAMERA_1) || \
defined(GMSL_CAMERA_2) || defined(GMSL_CAMERA_3)
#define GMSL_0
#endif
#if defined(GMSL_CAMERA_4) || defined(GMSL_CAMERA_5) || \
defined(GMSL_CAMERA_6) || defined(GMSL_CAMERA_7)
#define GMSL_1
#endif
/* Deduce the camera model compatible string. */
#if defined(GMSL_CAMERA_RDACM20)
#define GMSL_CAMERA_MODEL "imi,rdacm20"
#elif defined(GMSL_CAMERA_RDACM21)
#define GMSL_CAMERA_MODEL "imi,rdacm21"
#endif
#ifdef GMSL_0
&vin0 {
status = "okay";
};
&vin1 {
status = "okay";
};
&vin2 {
status = "okay";
};
&vin3 {
status = "okay";
};
&gmsl0 {
status = "okay";
#if defined(GMSL_CAMERA_RDACM21)
maxim,reverse-channel-microvolt = <100000>;
#endif
ports {
#ifdef GMSL_CAMERA_0
port@0 {
max9286_in0: endpoint {
remote-endpoint = <&fakra_con0>;
};
};
#endif
#ifdef GMSL_CAMERA_1
port@1 {
max9286_in1: endpoint {
remote-endpoint = <&fakra_con1>;
};
};
#endif
#ifdef GMSL_CAMERA_2
port@2 {
max9286_in2: endpoint {
remote-endpoint = <&fakra_con2>;
};
};
#endif
#ifdef GMSL_CAMERA_3
port@3 {
max9286_in3: endpoint {
remote-endpoint = <&fakra_con3>;
};
};
#endif
};
i2c-mux {
#ifdef GMSL_CAMERA_0
i2c@0 {
status = "okay";
camera@51 {
compatible = GMSL_CAMERA_MODEL;
reg = <0x51>, <0x61>;
port {
fakra_con0: endpoint {
remote-endpoint = <&max9286_in0>;
};
};
};
};
#endif
#ifdef GMSL_CAMERA_1
i2c@1 {
status = "okay";
camera@52 {
compatible = GMSL_CAMERA_MODEL;
reg = <0x52>, <0x62>;
port {
fakra_con1: endpoint {
remote-endpoint = <&max9286_in1>;
};
};
};
};
#endif
#ifdef GMSL_CAMERA_2
i2c@2 {
status = "okay";
camera@53 {
compatible = GMSL_CAMERA_MODEL;
reg = <0x53>, <0x63>;
port {
fakra_con2: endpoint {
remote-endpoint = <&max9286_in2>;
};
};
};
};
#endif
#ifdef GMSL_CAMERA_3
i2c@3 {
status = "okay";
camera@54 {
compatible = GMSL_CAMERA_MODEL;
reg = <0x54>, <0x64>;
port {
fakra_con3: endpoint {
remote-endpoint = <&max9286_in3>;
};
};
};
};
#endif
};
};
#endif /* ifdef GMSL_0 */
#ifdef GMSL_1
&vin4 {
status = "okay";
};
&vin5 {
status = "okay";
};
&vin6 {
status = "okay";
};
&vin7 {
status = "okay";
};
&gmsl1 {
status = "okay";
#if defined(GMSL_CAMERA_RDACM21)
maxim,reverse-channel-microvolt = <100000>;
#endif
ports {
#ifdef GMSL_CAMERA_4
port@0 {
max9286_in4: endpoint {
remote-endpoint = <&fakra_con4>;
};
};
#endif
#ifdef GMSL_CAMERA_5
port@1 {
max9286_in5: endpoint {
remote-endpoint = <&fakra_con5>;
};
};
#endif
#ifdef GMSL_CAMERA_6
port@2 {
max9286_in6: endpoint {
remote-endpoint = <&fakra_con6>;
};
};
#endif
#ifdef GMSL_CAMERA_7
port@3 {
max9286_in7: endpoint {
remote-endpoint = <&fakra_con7>;
};
};
#endif
};
i2c-mux {
#ifdef GMSL_CAMERA_4
i2c@0 {
status = "okay";
camera@55 {
compatible = GMSL_CAMERA_MODEL;
reg = <0x55>, <0x65>;
port {
fakra_con4: endpoint {
remote-endpoint = <&max9286_in4>;
};
};
};
};
#endif
#ifdef GMSL_CAMERA_5
i2c@1 {
status = "okay";
camera@56 {
compatible = GMSL_CAMERA_MODEL;
reg = <0x56>, <0x66>;
port {
fakra_con5: endpoint {
remote-endpoint = <&max9286_in5>;
};
};
};
};
#endif
#ifdef GMSL_CAMERA_6
i2c@2 {
status = "okay";
camera@57 {
compatible = GMSL_CAMERA_MODEL;
reg = <0x57>, <0x67>;
port {
fakra_con6: endpoint {
remote-endpoint = <&max9286_in6>;
};
};
};
};
#endif
#ifdef GMSL_CAMERA_7
i2c@3 {
status = "okay";
camera@58 {
compatible = GMSL_CAMERA_MODEL;
reg = <0x58>, <0x68>;
port {
fakra_con7: endpoint {
remote-endpoint = <&max9286_in7>;
};
};
};
};
#endif
};
};
#endif /* ifdef GMSL_1 */
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