arch/arm/boot/dts/overlays/adv7282m-overlay.dts

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 // Definitions for Analog Devices ADV7282-M video to CSI2 bridge on VC I2C bus
   3 /dts-v1/;
   4 /plugin/;
   5
   6 /{
   7         compatible = "brcm,bcm2835";
   8
   9         fragment@0 {
  10                 target = <&i2c_csi_dsi>;
  11                 __overlay__ {
  12                         #address-cells = <1>;
  13                         #size-cells = <0>;
  14                         status = "okay";
  15
  16                         adv728x: adv728x@21 {
  17                                 compatible = "adi,adv7282-m";
  18                                 reg = <0x21>;
  19                                 status = "okay";
  20                                 clock-frequency = <24000000>;
  21                                 port {
  22                                         adv728x_0: endpoint {
  23                                                 remote-endpoint = <&csi1_ep>;
  24                                                 clock-lanes = <0>;
  25                                                 data-lanes = <1>;
  26                                                 link-frequencies =
  27                                                         /bits/ 64 <297000000>;
  28
  29                                                 mclk-frequency = <12000000>;
  30                                         };
  31                                 };
  32                         };
  33                 };
  34         };
  35         fragment@1 {
  36                 target = <&csi1>;
  37                 __overlay__ {
  38                         status = "okay";
  39
  40                         port {
  41                                 csi1_ep: endpoint {
  42                                         remote-endpoint = <&adv728x_0>;
  43                                         data-lanes = <1>;
  44                                 };
  45                         };
  46                 };
  47         };
  48         fragment@2 {
  49                 target = <&i2c0if>;
  50                 __overlay__ {
  51                         status = "okay";
  52                 };
  53         };
  54
  55         fragment@3 {
  56                 target = <&i2c0mux>;
  57                 __overlay__ {
  58                         status = "okay";
  59                 };
  60         };
  61
  62         fragment@4 {
  63                 target = <&csi1>;
  64                 __dormant__ {
  65                         brcm,media-controller;
  66                 };
  67         };
  68
  69         __overrides__ {
  70                 addr =                  <&adv728x>,"reg:0";
  71                 media-controller = <0>,"=4";
  72         };
  73 };