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Open Menu / Documentation / devicetree / bindings / soc / socionext / socionext,uniphier-sysctrl.yaml
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/soc/socionext/socionext,uniphier-sysctrl.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Socionext UniPhier system controller

maintainers:
  - Kunihiko Hayashi <hayashi.kunihiko@socionext.com>

description: |+
  System controller implemented on Socionext UniPhier SoCs has multiple
  functions such as clock control, reset control, internal watchdog timer,
  thermal management, and so on.

properties:
  compatible:
    items:
      - enum:
          - socionext,uniphier-ld4-sysctrl
          - socionext,uniphier-pro4-sysctrl
          - socionext,uniphier-pro5-sysctrl
          - socionext,uniphier-pxs2-sysctrl
          - socionext,uniphier-sld8-sysctrl
          - socionext,uniphier-ld11-sysctrl
          - socionext,uniphier-ld20-sysctrl
          - socionext,uniphier-pxs3-sysctrl
          - socionext,uniphier-nx1-sysctrl
      - const: simple-mfd
      - const: syscon

  reg:
    maxItems: 1

  clock-controller:
    $ref: /schemas/clock/socionext,uniphier-clock.yaml#

  reset-controller:
    $ref: /schemas/reset/socionext,uniphier-reset.yaml#

  watchdog:
    $ref: /schemas/watchdog/socionext,uniphier-wdt.yaml#

  thermal-sensor:
    $ref: /schemas/thermal/socionext,uniphier-thermal.yaml#

allOf:
  - if:
      properties:
        compatible:
          contains:
            const: socionext,uniphier-ld4-sysctrl
    then:
      properties:
        watchdog: false

  - if:
      properties:
        compatible:
          contains:
            enum:
              - socionext,uniphier-ld4-sysctrl
              - socionext,uniphier-pro4-sysctrl
              - socionext,uniphier-sld8-sysctrl
              - socionext,uniphier-ld11-sysctrl
    then:
      properties:
        thermal-sensor: false

additionalProperties: false

required:
  - compatible
  - reg

examples:
  - |
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    syscon@61840000 {
        compatible = "socionext,uniphier-ld20-sysctrl",
                     "simple-mfd", "syscon";
        reg = <0x61840000 0x4000>;

        clock-controller {
            compatible = "socionext,uniphier-ld20-clock";
            #clock-cells = <1>;
        };

        reset-controller {
            compatible = "socionext,uniphier-ld20-reset";
            #reset-cells = <1>;
        };

        watchdog {
            compatible = "socionext,uniphier-wdt";
        };

        thermal-sensor {
            compatible = "socionext,uniphier-ld20-thermal";
            interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
            #thermal-sensor-cells = <0>;
        };
    };