xref: /freebsd/sys/contrib/device-tree/Bindings/timer/img,pistachio-gptimer.yaml (revision ae5de77ed78ae54d86cead5604869212e8008e6b)

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

title: Pistachio general-purpose timer

maintainers:
  - Ezequiel Garcia <ezequiel.garcia@imgtec.com>

properties:
  compatible:
    const: img,pistachio-gptimer

  reg:
    maxItems: 1

  interrupts:
    items:
      - description: Timer0 interrupt
      - description: Timer1 interrupt
      - description: Timer2 interrupt
      - description: Timer3 interrupt

  clocks:
    items:
      - description: Fast counter clock
      - description: Slow counter clock
      - description: Interface clock

  clock-names:
    items:
      - const: fast
      - const: slow
      - const: sys

  img,cr-periph:
    description: Peripheral control syscon phandle
    $ref: /schemas/types.yaml#/definitions/phandle

required:
  - compatible
  - reg
  - interrupts
  - clocks
  - clock-names
  - img,cr-periph

additionalProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/mips-gic.h>
    #include <dt-bindings/clock/pistachio-clk.h>

    timer@18102000 {
        compatible = "img,pistachio-gptimer";
        reg = <0x18102000 0x100>;
        interrupts = <GIC_SHARED 60 IRQ_TYPE_LEVEL_HIGH>,
                     <GIC_SHARED 61 IRQ_TYPE_LEVEL_HIGH>,
                     <GIC_SHARED 62 IRQ_TYPE_LEVEL_HIGH>,
                     <GIC_SHARED 63 IRQ_TYPE_LEVEL_HIGH>;
        clocks = <&clk_periph PERIPH_CLK_COUNTER_FAST>,
                 <&clk_periph PERIPH_CLK_COUNTER_SLOW>,
                 <&cr_periph SYS_CLK_TIMER>;
        clock-names = "fast", "slow", "sys";
        img,cr-periph = <&cr_periph>;
    };