Commit 128f44f7 authored by Chris Packham's avatar Chris Packham Committed by Daniel Lezcano
Browse files

dt-bindings: timer: Add schema for realtek,otto-timer 



Add the devicetree schema for the realtek,otto-timer present on a number
of Realtek SoCs.

Signed-off-by: default avatarChris Packham <chris.packham@alliedtelesis.co.nz>
Reviewed-by: default avatarKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240710043524.1535151-6-chris.packham@alliedtelesis.co.nz


Signed-off-by: default avatarDaniel Lezcano <daniel.lezcano@linaro.org>
parent f24c0d6a

Documentation/devicetree/bindings/timer/realtek,otto-timer.yaml

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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)

%YAML 1.2

---

$id: http://devicetree.org/schemas/timer/realtek,otto-timer.yaml#

$schema: http://devicetree.org/meta-schemas/core.yaml#



title: Realtek Otto SoCs Timer/Counter



description:

  Realtek SoCs support a number of timers/counters. These are used

  as a per CPU clock event generator and an overall CPU clocksource.



maintainers:

  - Chris Packham <chris.packham@alliedtelesis.co.nz>



properties:

  $nodename:

    pattern: "^timer@[0-9a-f]+$"



  compatible:

    items:

      - enum:

          - realtek,rtl9302-timer

      - const: realtek,otto-timer



  reg:

    items:

      - description: timer0 registers

      - description: timer1 registers

      - description: timer2 registers

      - description: timer3 registers

      - description: timer4 registers



  clocks:

    maxItems: 1



  interrupts:

    items:

      - description: timer0 interrupt

      - description: timer1 interrupt

      - description: timer2 interrupt

      - description: timer3 interrupt

      - description: timer4 interrupt



required:

  - compatible

  - reg

  - clocks

  - interrupts



additionalProperties: false



examples:

  - |

    timer@3200 {

      compatible = "realtek,rtl9302-timer", "realtek,otto-timer";

      reg = <0x3200 0x10>, <0x3210 0x10>, <0x3220 0x10>,

            <0x3230 0x10>, <0x3240 0x10>;



      interrupt-parent = <&intc>;

      interrupts = <7>, <8>, <9>, <10>, <11>;

      clocks = <&lx_clk>;

    };