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Diffstat (limited to 'Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.yaml | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.yaml b/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.yaml new file mode 100644 index 000000000..e04439b33 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.yaml @@ -0,0 +1,53 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/bcm/brcm,bcm2835-vchiq.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom VCHIQ firmware services + +maintainers: + - Nicolas Saenz Julienne <nsaenz@kernel.org> + +description: + The VCHIQ communication channel can be provided by BCM283x and Capri SoCs, + to communicate with the VPU-side OS services. + +properties: + compatible: + oneOf: + - description: BCM2835 based boards + items: + - enum: + - brcm,bcm2835-vchiq + + - description: BCM2836/BCM2837 based boards + items: + - enum: + - brcm,bcm2836-vchiq + - const: brcm,bcm2835-vchiq + + reg: + description: Physical base address and length of the doorbell register pair + minItems: 1 + + interrupts: + description: Interrupt number of the doorbell interrupt + minItems: 1 + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + mailbox@7e00b840 { + compatible = "brcm,bcm2835-vchiq"; + reg = <0x7e00b840 0xf>; + interrupts = <0 2>; + }; + +... |