xref: /freebsd/sys/contrib/device-tree/Bindings/rng/atmel,at91-trng.yaml (revision 01950c46b8155250f64374fb72fc11faa44bf099)

# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/rng/atmel,at91-trng.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Atmel AT91 True Random Number Generator

maintainers:
  - Nicolas Ferre <nicolas.ferre@microchip.com>
  - Alexandre Belloni <alexandre.belloni@bootlin.com>
  - Claudiu Beznea <claudiu.beznea@microchip.com>

properties:
  compatible:
    oneOf:
      - enum:
          - atmel,at91sam9g45-trng
          - microchip,sam9x60-trng
      - items:
          - enum:
              - microchip,sama7g5-trng
          - const: atmel,at91sam9g45-trng
      - items:
          - enum:
              - microchip,sam9x7-trng
          - const: microchip,sam9x60-trng

  clocks:
    maxItems: 1

  interrupts:
    maxItems: 1

  reg:
    maxItems: 1

required:
  - compatible
  - clocks
  - interrupts
  - reg

additionalProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/irq.h>

    rng@fffcc000 {
        compatible = "atmel,at91sam9g45-trng";
        reg = <0xfffcc000 0x4000>;
        interrupts = <6 IRQ_TYPE_LEVEL_HIGH 0>;
        clocks = <&trng_clk>;
    };