xref: /freebsd/sys/contrib/device-tree/Bindings/display/brcm,bcm2835-dpi.yaml (revision 5def4c47d4bd90b209b9b4a4ba9faec15846d8fd)

# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/display/brcm,bcm2835-dpi.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Broadcom VC4 (VideoCore4) DPI Controller

maintainers:
  - Eric Anholt <eric@anholt.net>

properties:
  compatible:
    const: brcm,bcm2835-dpi

  reg:
    maxItems: 1

  clocks:
    items:
      - description: The core clock the unit runs on
      - description: The pixel clock that feeds the pixelvalve

  clock-names:
    items:
      - const: core
      - const: pixel

  port:
    $ref: /schemas/graph.yaml#/properties/port
    description:
      Port node with a single endpoint connecting to the panel.

required:
  - compatible
  - reg
  - clocks
  - clock-names
  - port

additionalProperties: false

examples:
  - |
    #include <dt-bindings/clock/bcm2835.h>

    dpi: dpi@7e208000 {
        compatible = "brcm,bcm2835-dpi";
        reg = <0x7e208000 0x8c>;
        clocks = <&clocks BCM2835_CLOCK_VPU>,
                 <&clocks BCM2835_CLOCK_DPI>;
        clock-names = "core", "pixel";

        port {
            dpi_out: endpoint {
                remote-endpoint = <&panel_in>;
            };
        };
    };

...