* virtio memory mapped device See http://ozlabs.org/~rusty/virtio-spec/ for more details. Required properties: - compatible: "virtio,mmio" compatibility string - reg: control registers base address and size including configuration space - interrupts: interrupt generated by the device Example: virtio_block@3000 { compatible = "virtio,mmio"; reg = <0x3000 0x100>; interrupts = <41>; }