arch/arm/boot/dts/overlays/imx296-overlay.dts

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 // Definitions for IMX296 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         fragment@0 {
  12                 target = <&i2c0if>;
  13                 __overlay__ {
  14                         status = "okay";
  15                 };
  16         };
  17
  18         clk_frag: fragment@1 {
  19                 target = <&cam1_clk>;
  20                 clk_over: __overlay__ {
  21                         status = "okay";
  22                         clock-frequency = <54000000>;
  23                 };
  24         };
  25
  26         fragment@2 {
  27                 target = <&i2c0mux>;
  28                 __overlay__ {
  29                         status = "okay";
  30                 };
  31         };
  32
  33         reg_frag: fragment@5 {
  34                 target = <&cam1_reg>;
  35                 cam_reg: __overlay__ {
  36                         startup-delay-us = <500000>;
  37                 };
  38         };
  39
  40         i2c_frag: fragment@100 {
  41                 target = <&i2c_csi_dsi>;
  42                 __overlay__ {
  43                         #address-cells = <1>;
  44                         #size-cells = <0>;
  45                         status = "okay";
  46
  47                         imx296: imx296@1a {
  48                                 compatible = "sony,imx296";
  49                                 reg = <0x1a>;
  50                                 status = "okay";
  51
  52                                 clocks = <&cam1_clk>;
  53                                 clock-names = "inck";
  54
  55                                 avdd-supply = <&cam1_reg>;      /* 3.3v */
  56                                 dvdd-supply = <&cam_dummy_reg>; /* 1.8v */
  57                                 ovdd-supply = <&cam_dummy_reg>; /* 1.2v */
  58
  59                                 rotation = <180>;
  60                                 orientation = <2>;
  61
  62                                 port {
  63                                         imx296_0: endpoint {
  64                                                 remote-endpoint = <&csi_ep>;
  65                                                 clock-lanes = <0>;
  66                                                 data-lanes = <1>;
  67                                                 clock-noncontinuous;
  68                                                 link-frequencies =
  69                                                         /bits/ 64 <594000000>;
  70                                         };
  71                                 };
  72                         };
  73                 };
  74         };
  75
  76         csi_frag: fragment@101 {
  77                 target = <&csi1>;
  78                 csi: __overlay__ {
  79                         status = "okay";
  80                         brcm,media-controller;
  81
  82                         port {
  83                                 csi_ep: endpoint {
  84                                         remote-endpoint = <&imx296_0>;
  85                                         clock-lanes = <0>;
  86                                         data-lanes = <1>;
  87                                         clock-noncontinuous;
  88                                 };
  89                         };
  90                 };
  91         };
  92
  93         __overrides__ {
  94                 rotation = <&imx296>,"rotation:0";
  95                 orientation = <&imx296>,"orientation:0";
  96                 media-controller = <&csi>,"brcm,media-controller?";
  97                 cam0 = <&i2c_frag>, "target:0=",<&i2c_csi_dsi0>,
  98                        <&csi_frag>, "target:0=",<&csi0>,
  99                        <&clk_frag>, "target:0=",<&cam0_clk>,
 100                        <&imx296>, "clocks:0=",<&cam0_clk>,
 101                        <&imx296>, "VANA-supply:0=",<&cam0_reg>;
 102                 clock-frequency = <&clk_over>, "clock-frequency:0";
 103         };
 104 };