xref: /linux/Documentation/devicetree/bindings/gpu/brcm,bcm-v3d.yaml (revision cb18a7979a35f5f14cab49715e97efe7700fd349)

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/gpu/brcm,bcm-v3d.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Broadcom V3D GPU Bindings

maintainers:
  - Eric Anholt <eric@anholt.net>
  - Nicolas Saenz Julienne <nsaenzjulienne@suse.de>

properties:
  $nodename:
    pattern: '^gpu@[a-f0-9]+$'

  compatible:
    enum:
      - brcm,7268-v3d
      - brcm,7278-v3d

  reg:
    items:
      - description: hub register (required)
      - description: core0 register (required)
      - description: GCA cache controller register (if GCA controller present)
      - description: bridge register (if no external reset controller)
    minItems: 2

  reg-names:
    items:
      - const: hub
      - const: core0
      - enum: [ bridge, gca ]
      - enum: [ bridge, gca ]
    minItems: 2
    maxItems: 4

  interrupts:
    items:
      - description: hub interrupt (required)
      - description: core interrupts (if it doesn't share the hub's interrupt)
    minItems: 1

  clocks:
    maxItems: 1

  resets:
    maxItems: 1

  power-domains:
    maxItems: 1

required:
  - compatible
  - reg
  - reg-names
  - interrupts

additionalProperties: false

examples:
  - |
    gpu@f1200000 {
      compatible = "brcm,7268-v3d";
      reg = <0xf1200000 0x4000>,
            <0xf1208000 0x4000>,
            <0xf1204000 0x100>,
            <0xf1204100 0x100>;
      reg-names = "hub", "core0", "bridge", "gca";
      interrupts = <0 78 4>,
                   <0 77 4>;
    };

...