Bindings/spmi/hisilicon,hisi-spmi-controller.yaml

   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     };