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     1 # SPDX-License-Identifier: GPL-2.0
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/spmi/hisilicon,hisi-spmi-controller.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: HiSilicon SPMI controller
    8 
    9 maintainers:
   10   - Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
   11 
   12 description: |
   13   The HiSilicon SPMI BUS controller is found on some Kirin-based designs.
   14   It is a MIPI System Power Management (SPMI) controller.
   15 
   16   The PMIC part is provided by
   17   ./Documentation/devicetree/bindings/mfd/hisilicon,hi6421-spmi-pmic.yaml.
   18 
   19 allOf:
   20   - $ref: spmi.yaml#
   21 
   22 properties:
   23 
   24   $nodename:
   25     pattern: "spmi@[0-9a-f]"
   26 
   27   compatible:
   28     const: hisilicon,kirin970-spmi-controller
   29 
   30   reg:
   31     maxItems: 1
   32 
   33   hisilicon,spmi-channel:
   34     $ref: /schemas/types.yaml#/definitions/uint32
   35     description: |
   36       number of the Kirin 970 SPMI channel where the SPMI devices are connected.
   37 
   38 required:
   39   - compatible
   40   - reg
   41   - hisilicon,spmi-channel
   42 
   43 patternProperties:
   44   "@[0-9a-f]$":
   45     type: object
   46 
   47     description: |
   48       PMIC properties, which are specific to the used SPMI PMIC device(s).
   49       When used in combination with HiSilicon 6421v600, the properties
   50       are documented at
   51       drivers/staging/hikey9xx/hisilicon,hi6421-spmi-pmic.yaml.
   52 
   53 unevaluatedProperties: false
   54 
   55 examples:
   56   - |
   57     bus {
   58       #address-cells = <2>;
   59       #size-cells = <2>;
   60 
   61       spmi: spmi@fff24000 {
   62         compatible = "hisilicon,kirin970-spmi-controller";
   63         #address-cells = <2>;
   64         #size-cells = <0>;
   65         reg = <0x0 0xfff24000 0x0 0x1000>;
   66         hisilicon,spmi-channel = <2>;
   67 
   68         pmic@0 {
   69           reg = <0 0>;
   70           /* pmic properties */
   71         };
   72       };
   73     };
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