arch/arm/boot/dts/overlays/ov9281-overlay.dts

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 // Definitions for OV9281 camera module on VC I2C bus
   3 /dts-v1/;
   4 /plugin/;
   5
   6 #include <dt-bindings/gpio/gpio.h>
   7
   8 /{
   9         compatible = "brcm,bcm2835";
  10
  11         i2c_frag: fragment@0 {
  12                 target = <&i2c_csi_dsi>;
  13                 __overlay__ {
  14                         #address-cells = <1>;
  15                         #size-cells = <0>;
  16                         status = "okay";
  17
  18                         #include "ov9281.dtsi"
  19                 };
  20         };
  21
  22         csi_frag: fragment@1 {
  23                 target = <&csi1>;
  24                 csi: __overlay__ {
  25                         status = "okay";
  26                         brcm,media-controller;
  27
  28                         port {
  29                                 csi_ep: endpoint {
  30                                         remote-endpoint = <&cam_endpoint>;
  31                                         data-lanes = <1 2>;
  32                                         clock-noncontinuous;
  33                                 };
  34                         };
  35                 };
  36         };
  37
  38         fragment@2 {
  39                 target = <&i2c0if>;
  40                 __overlay__ {
  41                         status = "okay";
  42                 };
  43         };
  44
  45         fragment@3 {
  46                 target = <&i2c0mux>;
  47                 __overlay__ {
  48                         status = "okay";
  49                 };
  50         };
  51
  52         clk_frag: fragment@4 {
  53                 target = <&cam1_clk>;
  54                 __overlay__ {
  55                         status = "okay";
  56                         clock-frequency = <24000000>;
  57                 };
  58         };
  59
  60         __overrides__ {
  61                 rotation = <&cam_node>,"rotation:0";
  62                 orientation = <&cam_node>,"orientation:0";
  63                 media-controller = <&csi>,"brcm,media-controller?";
  64                 cam0 = <&i2c_frag>, "target:0=",<&i2c_vc>,
  65                        <&csi_frag>, "target:0=",<&csi0>,
  66                        <&clk_frag>, "target:0=",<&cam0_clk>,
  67                        <&cam_node>, "clocks:0=",<&cam0_clk>,
  68                        <&cam_node>, "avdd-supply:0=",<&cam0_reg>;
  69         };
  70 };
  71
  72 &cam_node {
  73         status = "okay";
  74 };
  75
  76 &cam_endpoint {
  77         remote-endpoint = <&csi_ep>;
  78 };