kernel/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.txt

   1 Raspberry Pi VideoCore firmware driver
   2
   3 Required properties:
   4
   5 - compatible:           Should be "raspberrypi,bcm2835-firmware"
   6 - mboxes:               Phandle to the firmware device's Mailbox.
   7                           (See: ../mailbox/mailbox.txt for more information)
   8
   9 Example:
  10
  11 firmware {
  12         compatible = "raspberrypi,bcm2835-firmware";
  13         mboxes = <&mailbox>;
  14 };