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arm64: dts: renesas: sparrow-hawk: Add overlay for IMX462 on J1 

Add an overlay to connect an IMX462 camera sensor to the J1 connector.
The IMX462 utilizes 4 CSI-2 D-PHY lanes. This enables the video capture
pipeline behind the CSI40 Rx to be enabled to process images from the
sensor.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://patch.msgid.link/20250905084050.310651-4-niklas.soderlund+renesas@ragnatech.se
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
pull/1354/merge
Niklas Söderlund 2025-09-05 10:40:49 +02:00 committed by Geert Uytterhoeven
parent 6e7f6aa884
commit de6a859c29
2 changed files with 120 additions and 0 deletions
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3
arch/arm64/boot/dts/renesas/Makefile
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@ -99,6 +99,9 @@ dtb-$(CONFIG_ARCH_R8A779G0) += r8a779g3-sparrow-hawk.dtb
dtb-$(CONFIG_ARCH_R8A779G0) += r8a779g3-sparrow-hawk-camera-j1-imx219.dtbo
r8a779g3-sparrow-hawk-camera-j1-imx219-dtbs := r8a779g3-sparrow-hawk.dtb r8a779g3-sparrow-hawk-camera-j1-imx219.dtbo
dtb-$(CONFIG_ARCH_R8A779G0) += r8a779g3-sparrow-hawk-camera-j1-imx219.dtb
dtb-$(CONFIG_ARCH_R8A779G0) += r8a779g3-sparrow-hawk-camera-j1-imx462.dtbo
r8a779g3-sparrow-hawk-camera-j1-imx462-dtbs := r8a779g3-sparrow-hawk.dtb r8a779g3-sparrow-hawk-camera-j1-imx462.dtbo
dtb-$(CONFIG_ARCH_R8A779G0) += r8a779g3-sparrow-hawk-camera-j1-imx462.dtb
dtb-$(CONFIG_ARCH_R8A779G0) += r8a779g3-sparrow-hawk-camera-j2-imx219.dtbo
r8a779g3-sparrow-hawk-camera-j2-imx219-dtbs := r8a779g3-sparrow-hawk.dtb r8a779g3-sparrow-hawk-camera-j2-imx219.dtbo
dtb-$(CONFIG_ARCH_R8A779G0) += r8a779g3-sparrow-hawk-camera-j2-imx219.dtb

117
arch/arm64/boot/dts/renesas/r8a779g3-sparrow-hawk-camera-j1-imx462.dtso Normal file
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@ -0,0 +1,117 @@
// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
/*
* Device Tree Overlay for an IMX462 camera sensor on connector J1 on R-Car V4H
* ES3.0 Sparrow Hawk board.
*
* Copyright 2025 Renesas Electronics Corp.
* Copyright 2025 Niklas Söderlund <niklas.soderlund@ragnatech.se>
*/
/dts-v1/;
/plugin/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/media/video-interfaces.h>
&{/} {
clk_cam_j1: clk-cam-j1 {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <37125000>;
};
/* Page 29 / CSI_IF_CN / J1 */
reg_cam_j1: reg-cam-j1 {
compatible = "regulator-fixed";
regulator-name = "cam-J1";
enable-active-high;
gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;
};
};
&i2c1 {
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
cam@1a {
compatible = "sony,imx462lqr";
reg = <0x1a>;
clocks = <&clk_cam_j1>;
clock-names = "xclk";
clock-frequency = <37125000>;
vdddo-supply = <&reg_cam_j1>;
vdda-supply = <&reg_cam_j1>;
vddd-supply = <&reg_cam_j1>;
orientation = <2>;
rotation = <0>;
port {
imx462_j1_out: endpoint {
link-frequencies = /bits/ 64 <222750000 148500000>;
data-lanes = <1 2 3 4>;
remote-endpoint = <&csi40_in>;
};
};
};
};
/* Page 29 / CSI_IF_CN */
&csi40 {
status = "okay";
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
csi40_in: endpoint {
bus-type = <MEDIA_BUS_TYPE_CSI2_DPHY>;
clock-lanes = <0>;
data-lanes = <1 2 3 4>;
remote-endpoint = <&imx462_j1_out>;
};
};
};
};
&isp0 {
status = "okay";
};
&vin00 {
status = "okay";
};
&vin01 {
status = "okay";
};
&vin02 {
status = "okay";
};
&vin03 {
status = "okay";
};
&vin04 {
status = "okay";
};
&vin05 {
status = "okay";
};
&vin06 {
status = "okay";
};
&vin07 {
status = "okay";
};