xref: /kernel/linux/linux-6.6/Documentation/devicetree/bindings/clock/renesas,r9a06g032-sysctrl.yaml

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/clock/renesas,r9a06g032-sysctrl.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Renesas RZ/N1D (R9A06G032) System Controller

maintainers:
  - Fabrizio Castro <fabrizio.castro.jz@renesas.com>
  - Geert Uytterhoeven <geert+renesas@glider.be>

properties:
  compatible:
    const: renesas,r9a06g032-sysctrl

  reg:
    maxItems: 1

  clocks:
    minItems: 1
    items:
      - description: External 40 MHz crystal
      - description: Optional external 32.768 kHz crystal
      - description: Optional external JTAG input
      - description: Optional external RGMII_REFCLK

  clock-names:
    minItems: 1
    items:
      - const: mclk
      - const: rtc
      - const: jtag
      - const: rgmii_ref_ext

  '#clock-cells':
    const: 1

  '#power-domain-cells':
    const: 0

  '#address-cells':
    const: 1

  '#size-cells':
    const: 1

patternProperties:
  "^dma-router@[a-f0-9]+$":
    type: object
    $ref: /schemas/dma/renesas,rzn1-dmamux.yaml#

required:
  - compatible
  - reg
  - clocks
  - clock-names
  - '#clock-cells'
  - '#power-domain-cells'

additionalProperties: false

examples:
  - |
    sysctrl: system-controller@4000c000 {
            compatible = "renesas,r9a06g032-sysctrl";
            reg = <0x4000c000 0x1000>;
            clocks = <&ext_mclk>, <&ext_rtc_clk>, <&ext_jtag_clk>,
                     <&ext_rgmii_ref>;
            clock-names = "mclk", "rtc", "jtag", "rgmii_ref_ext";
            #clock-cells = <1>;
            #power-domain-cells = <0>;
    };