Documentation/devicetree/bindings/mfd/ti,lp87561-q1.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/mfd/ti,lp87561-q1.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: TI LP87561-Q1 single 4-phase output buck converter
   8
   9 maintainers:
  10   - Keerthy <j-keerthy@ti.com>
  11
  12 properties:
  13   compatible:
  14     const: ti,lp87561-q1
  15
  16   reg:
  17     description: I2C slave address
  18     const: 0x60
  19
  20   reset-gpios:
  21     description: GPIO connected to NRST pin (active low reset, pin 20)
  22     maxItems: 1
  23
  24   gpio-controller: true
  25
  26   '#gpio-cells':
  27     description:
  28       The first cell is the pin number.
  29       The second cell is is used to specify flags.
  30       See ../gpio/gpio.txt for more information.
  31     const: 2
  32
  33   buck3210-in-supply:
  34     description:
  35       Voltage regulator supply for all the four BUCK converters.
  36
  37   regulators:
  38     type: object
  39
  40     properties:
  41       buck3210:
  42         type: object
  43         $ref: /schemas/regulator/regulator.yaml#
  44
  45     required:
  46       - buck3210
  47
  48     additionalProperties: false
  49
  50 required:
  51   - compatible
  52   - reg
  53   - gpio-controller
  54   - '#gpio-cells'
  55   - buck3210-in-supply
  56
  57 additionalProperties: false
  58
  59 examples:
  60   - |
  61     i2c@0 {
  62         reg = <0x0 0x100>;
  63         #address-cells = <1>;
  64         #size-cells = <0>;
  65
  66         pmic@60 {
  67             compatible = "ti,lp87561-q1";
  68             reg = <0x60>;
  69             gpio-controller;
  70             #gpio-cells = <2>;
  71
  72             buck3210-in-supply = <&vsys_3v3>;
  73
  74             regulators {
  75                 buck3210_reg: buck3210 {
  76                     /* VDD_CORE */
  77                     regulator-name = "buck3210";
  78                     regulator-min-microvolt = <800000>;
  79                     regulator-max-microvolt = <800000>;
  80                     regulator-always-on;
  81                     regulator-boot-on;
  82                 };
  83             };
  84         };
  85     };
  86
  87 ...