drivers/staging/hikey9xx/hisilicon,hi6421-spmi-pmic.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/mfd/hisilicon,hi6421-spmi-pmic.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: HiSilicon 6421v600 SPMI PMIC
   8
   9 maintainers:
  10   - Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
  11
  12 description: |
  13   HiSilicon 6421v600 should be connected inside a MIPI System Power Management
  14   (SPMI) bus. It provides interrupts and power supply.
  15
  16   The GPIO and interrupt settings are represented as part of the top-level PMIC
  17   node.
  18
  19   The SPMI controller part is provided by
  20   Documentation/devicetree/bindings/mfd/hisilicon,hi6421-spmi-pmic.yaml
  21
  22 properties:
  23   $nodename:
  24     pattern: "pmic@[0-9a-f]"
  25
  26   compatible:
  27     const: hisilicon,hi6421v600-spmi
  28
  29   reg:
  30     maxItems: 1
  31
  32   '#interrupt-cells':
  33     const: 2
  34
  35   interrupt-controller: true
  36
  37   gpios:
  38     maxItems: 1
  39     description: GPIO used for IRQs
  40
  41   regulators:
  42     type: object
  43
  44     properties:
  45       '#address-cells':
  46         const: 1
  47
  48       '#size-cells':
  49         const: 0
  50
  51     patternProperties:
  52       '^ldo[0-9]+@[0-9a-f]$':
  53         type: object
  54
  55         $ref: "/schemas/regulator/regulator.yaml#"
  56
  57 required:
  58   - compatible
  59   - reg
  60   - regulators
  61
  62 additionalProperties: false
  63
  64 examples:
  65   - |
  66     /* pmic properties */
  67
  68     pmic: pmic@0 {
  69       compatible = "hisilicon,hi6421-spmi";
  70       reg = <0 0>;
  71
  72       #interrupt-cells = <2>;
  73       interrupt-controller;
  74       gpios = <&gpio28 0 0>;
  75
  76       regulators {
  77         #address-cells = <1>;
  78         #size-cells = <0>;
  79
  80         ldo3: LDO3 {
  81           regulator-name = "ldo3";
  82           regulator-min-microvolt = <1500000>;
  83           regulator-max-microvolt = <2000000>;
  84           regulator-boot-on;
  85         };
  86
  87         ldo4: LDO4 {
  88           regulator-name = "ldo4";
  89           regulator-min-microvolt = <1725000>;
  90           regulator-max-microvolt = <1900000>;
  91           regulator-boot-on;
  92         };
  93
  94         ldo9: LDO9 {
  95           regulator-name = "ldo9";
  96           regulator-min-microvolt = <1750000>;
  97           regulator-max-microvolt = <3300000>;
  98           regulator-boot-on;
  99         };
 100
 101         ldo15: LDO15 {
 102           regulator-name = "ldo15";
 103           regulator-min-microvolt = <1800000>;
 104           regulator-max-microvolt = <3000000>;
 105           regulator-always-on;
 106         };
 107
 108         ldo16: LDO16 {
 109           regulator-name = "ldo16";
 110           regulator-min-microvolt = <1800000>;
 111           regulator-max-microvolt = <3000000>;
 112           regulator-boot-on;
 113         };
 114
 115         ldo17: LDO17 {
 116           regulator-name = "ldo17";
 117           regulator-min-microvolt = <2500000>;
 118           regulator-max-microvolt = <3300000>;
 119         };
 120
 121         ldo33: LDO33 {
 122           regulator-name = "ldo33";
 123           regulator-min-microvolt = <2500000>;
 124           regulator-max-microvolt = <3300000>;
 125           regulator-boot-on;
 126         };
 127
 128         ldo34: LDO34 {
 129           regulator-name = "ldo34";
 130           regulator-min-microvolt = <2600000>;
 131           regulator-max-microvolt = <3300000>;
 132         };
 133       };
 134     };