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1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/soc/bcm/brcm,bcm2835-vchiq.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Broadcom VCHIQ firmware services8 9maintainers:10 - Nicolas Saenz Julienne <nsaenz@kernel.org>11 12description:13 The VCHIQ communication channel can be provided by BCM283x and Capri SoCs,14 to communicate with the VPU-side OS services.15 16properties:17 compatible:18 oneOf:19 - description: BCM2835 based boards20 items:21 - enum:22 - brcm,bcm2835-vchiq23 24 - description: BCM2836/BCM2837 based boards25 items:26 - enum:27 - brcm,bcm2836-vchiq28 - const: brcm,bcm2835-vchiq29 30 reg:31 description: Physical base address and length of the doorbell register pair32 minItems: 133 34 interrupts:35 description: Interrupt number of the doorbell interrupt36 minItems: 137 38required:39 - compatible40 - reg41 - interrupts42 43additionalProperties: false44 45examples:46 - |47 mailbox@7e00b840 {48 compatible = "brcm,bcm2835-vchiq";49 reg = <0x7e00b840 0xf>;50 interrupts = <0 2>;51 };52 53...54