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     1 # SPDX-License-Identifier: GPL-2.0
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/arm/rockchip/pmu.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Rockchip Power Management Unit (PMU)
    8 
    9 maintainers:
   10   - Elaine Zhang <zhangqing@rock-chips.com>
   11   - Heiko Stuebner <heiko@sntech.de>
   12 
   13 description: |
   14   The PMU is used to turn on and off different power domains of the SoCs.
   15   This includes the power to the CPU cores.
   16 
   17 select:
   18   properties:
   19     compatible:
   20       contains:
   21         enum:
   22           - rockchip,px30-pmu
   23           - rockchip,rk3066-pmu
   24           - rockchip,rk3288-pmu
   25           - rockchip,rk3368-pmu
   26           - rockchip,rk3399-pmu
   27           - rockchip,rk3568-pmu
   28 
   29   required:
   30     - compatible
   31 
   32 properties:
   33   compatible:
   34     items:
   35       - enum:
   36           - rockchip,px30-pmu
   37           - rockchip,rk3066-pmu
   38           - rockchip,rk3288-pmu
   39           - rockchip,rk3368-pmu
   40           - rockchip,rk3399-pmu
   41           - rockchip,rk3568-pmu
   42       - const: syscon
   43       - const: simple-mfd
   44 
   45   reg:
   46     maxItems: 1
   47 
   48 required:
   49   - compatible
   50   - reg
   51 
   52 additionalProperties: true
   53 
   54 examples:
   55   - |
   56     pmu@20004000 {
   57       compatible = "rockchip,rk3066-pmu", "syscon", "simple-mfd";
   58       reg = <0x20004000 0x100>;
   59     };
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