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26 lines
708 B
26 lines
708 B
Broadcom BCM2835 VideoCore mailbox IPC |
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Required properties: |
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- compatible: Should be "brcm,bcm2835-mbox" |
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- reg: Specifies base physical address and size of the registers |
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- interrupts: The interrupt number |
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See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt |
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- #mbox-cells: Specifies the number of cells needed to encode a mailbox |
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channel. The value shall be 0, since there is only one |
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mailbox channel implemented by the device. |
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Example: |
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mailbox: mailbox@7e00b880 { |
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compatible = "brcm,bcm2835-mbox"; |
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reg = <0x7e00b880 0x40>; |
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interrupts = <0 1>; |
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#mbox-cells = <0>; |
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}; |
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firmware: firmware { |
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compatible = "raspberrypi,firmware"; |
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mboxes = <&mailbox>; |
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#power-domain-cells = <1>; |
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};
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