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- Broadcom BCM2835 VideoCore mailbox IPC
- Required properties:
- - compatible: Should be "brcm,bcm2835-mbox"
- - reg: Specifies base physical address and size of the registers
- - interrupts: The interrupt number
- See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt
- - #mbox-cells: Specifies the number of cells needed to encode a mailbox
- channel. The value shall be 0, since there is only one
- mailbox channel implemented by the device.
- Example:
- mailbox: mailbox@7e00b800 {
- compatible = "brcm,bcm2835-mbox";
- reg = <0x7e00b880 0x40>;
- interrupts = <0 1>;
- #mbox-cells = <0>;
- };
- firmware: firmware {
- compatible = "raspberrypi,firmware";
- mboxes = <&mailbox>;
- #power-domain-cells = <1>;
- };
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