arch/arm/boot/dts/overlays/rpi-poe-plus-overlay.dts

   1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
   2 // Overlay for the Raspberry Pi PoE+ HAT.
   3
   4 #include "rpi-poe-overlay.dts"
   5
   6 / {
   7         compatible = "brcm,bcm2835";
   8
   9         fragment@10 {
  10                 target-path = "/";
  11                 __overlay__ {
  12                         rpi_poe_power_supply: rpi-poe-power-supply {
  13                                 compatible = "raspberrypi,rpi-poe-power-supply";
  14                                 firmware = <&firmware>;
  15                                 status = "okay";
  16                         };
  17                 };
  18         };
  19         fragment@11 {
  20                 target = <&poe_mfd>;
  21                 __overlay__ {
  22                         rpi-poe-power-supply@f2 {
  23                                 compatible = "raspberrypi,rpi-poe-power-supply";
  24                                 reg = <0xf2>;
  25                                 status = "okay";
  26                         };
  27                 };
  28         };
  29
  30         __overrides__ {
  31                 i2c =   <0>, "+5+6",
  32                         <&fwpwm>,"status=disabled",
  33                         <&rpi_poe_power_supply>,"status=disabled",
  34                         <&i2c_bus>,"status=okay",
  35                         <&poe_mfd>,"status=okay",
  36                         <&fan>,"pwms:0=",<&poe_mfd_pwm>;
  37         };
  38 };
  39
  40 &fan {
  41         cooling-levels = <0 32 64 128 255>;
  42 };
  43
  44 &params {
  45         poe_fan_i2c = <&fwpwm>,"status=disabled",
  46                       <&rpi_poe_power_supply>,"status=disabled",
  47                       <&poe_mfd>,"status=okay",
  48                       <&fan>,"pwms:0=",<&poe_mfd_pwm>;
  49 };