xref: /kernel/linux/linux-6.6/Documentation/devicetree/bindings/clock/rockchip,rv1126-cru.yaml

# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/clock/rockchip,rv1126-cru.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Rockchip RV1126 Clock and Reset Unit

maintainers:
  - Jagan Teki <jagan@edgeble.ai>
  - Finley Xiao <finley.xiao@rock-chips.com>
  - Heiko Stuebner <heiko@sntech.de>

description:
  The RV1126 clock controller generates the clock and also implements a
  reset controller for SoC peripherals.

properties:
  compatible:
    enum:
      - rockchip,rv1126-cru
      - rockchip,rv1126-pmucru

  reg:
    maxItems: 1

  "#clock-cells":
    const: 1

  "#reset-cells":
    const: 1

  clocks:
    maxItems: 1

  clock-names:
    const: xin24m

  rockchip,grf:
    $ref: /schemas/types.yaml#/definitions/phandle
    description:
      Phandle to the syscon managing the "general register files" (GRF),
      if missing pll rates are not changeable, due to the missing pll
      lock status.

required:
  - compatible
  - reg
  - "#clock-cells"
  - "#reset-cells"

additionalProperties: false

examples:
  - |
    cru: clock-controller@ff490000 {
      compatible = "rockchip,rv1126-cru";
      reg = <0xff490000 0x1000>;
      rockchip,grf = <&grf>;
      #clock-cells = <1>;
      #reset-cells = <1>;
    };