Kernel-4.18.0-80.el8_brcm,bcm2835-vchiq

Broadcom VCHIQ firmware services

Required properties:

• compatible: Should be “brcm,bcm2835-vchiq”
• reg: Physical base address and length of the doorbell register pair
• interrupts: The interrupt number

      See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt
  

Example:

mailbox@7e00b840 {
compatible = “brcm,bcm2835-vchiq”;
reg = <0x7e00b840 0xf>;
interrupts = <0 2>;
};