arch/arm/boot/dts/overlays/irs1125-overlay.dts

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 // Definitions for IRS1125 camera module on VC I2C bus
   3 /dts-v1/;
   4 /plugin/;
   5
   6 /{
   7         compatible = "brcm,bcm2835";
   8
   9         i2c_frag: fragment@0 {
  10                 target = <&i2c_csi_dsi>;
  11                 __overlay__ {
  12                         #address-cells = <1>;
  13                         #size-cells = <0>;
  14                         status = "okay";
  15
  16                         irs1125: irs1125@3d {
  17                                 compatible = "infineon,irs1125";
  18                                 reg = <0x3d>;
  19                                 status = "okay";
  20
  21                                 pwdn-gpios = <&gpio 5 0>;
  22                                 clocks = <&cam1_clk>;
  23
  24                                 port {
  25                                         irs1125_0: endpoint {
  26                                                 remote-endpoint = <&csi1_ep>;
  27                                                 clock-lanes = <0>;
  28                                                 data-lanes = <1 2>;
  29                                                 clock-noncontinuous;
  30                                                 link-frequencies =
  31                                                         /bits/ 64 <297000000>;
  32                                         };
  33                                 };
  34                         };
  35                 };
  36         };
  37
  38         csi_frag: fragment@1 {
  39                 target = <&csi1>;
  40                 csi: __overlay__ {
  41                         status = "okay";
  42
  43                         port {
  44                                 csi1_ep: endpoint {
  45                                         remote-endpoint = <&irs1125_0>;
  46                                         data-lanes = <1 2>;
  47                                         clock-noncontinuous;
  48                                 };
  49                         };
  50                 };
  51         };
  52
  53         fragment@2 {
  54                 target = <&i2c0if>;
  55                 __overlay__ {
  56                         status = "okay";
  57                 };
  58         };
  59
  60         fragment@3 {
  61                 target = <&i2c0mux>;
  62                 __overlay__ {
  63                         status = "okay";
  64                 };
  65         };
  66
  67         fragment@4 {
  68                 target-path="/__overrides__";
  69                 __overlay__ {
  70                         cam0-pwdn-ctrl = <&irs1125>,"pwdn-gpios:0";
  71                         cam0-pwdn      = <&irs1125>,"pwdn-gpios:4";
  72                 };
  73         };
  74
  75         clk_frag: fragment@5 {
  76                 target = <&cam1_clk>;
  77                 __overlay__ {
  78                         status = "okay";
  79                         clock-frequency = <26000000>;
  80                 };
  81         };
  82
  83         __overrides__ {
  84                 media-controller = <&csi>,"brcm,media-controller?";
  85                 cam0 = <&i2c_frag>, "target:0=",<&i2c_vc>,
  86                        <&csi_frag>, "target:0=",<&csi0>,
  87                        <&clk_frag>, "target:0=",<&cam0_clk>,
  88                        <&irs1125>, "clocks:0=",<&cam0_clk>;
  89         };
  90 };