Documentation/devicetree/bindings/gpio/rockchip,gpio-bank.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/gpio/rockchip,gpio-bank.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Rockchip GPIO bank
   8
   9 maintainers:
  10   - Heiko Stuebner <heiko@sntech.de>
  11
  12 properties:
  13   compatible:
  14     enum:
  15       - rockchip,gpio-bank
  16       - rockchip,rk3188-gpio-bank0
  17
  18   reg:
  19     maxItems: 1
  20
  21   interrupts:
  22     maxItems: 1
  23
  24   clocks:
  25     minItems: 1
  26     items:
  27       - description: APB interface clock source
  28       - description: GPIO debounce reference clock source
  29
  30   gpio-controller: true
  31
  32   "#gpio-cells":
  33     const: 2
  34
  35   interrupt-controller: true
  36
  37   "#interrupt-cells":
  38     const: 2
  39
  40 required:
  41   - compatible
  42   - reg
  43   - interrupts
  44   - clocks
  45   - gpio-controller
  46   - "#gpio-cells"
  47   - interrupt-controller
  48   - "#interrupt-cells"
  49
  50 additionalProperties: false
  51
  52 examples:
  53   - |
  54     #include <dt-bindings/interrupt-controller/arm-gic.h>
  55     pinctrl: pinctrl {
  56       #address-cells = <1>;
  57       #size-cells = <1>;
  58       ranges;
  59
  60       gpio0: gpio@2000a000 {
  61         compatible = "rockchip,rk3188-gpio-bank0";
  62         reg = <0x2000a000 0x100>;
  63         interrupts = <GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>;
  64         clocks = <&clk_gates8 9>;
  65
  66         gpio-controller;
  67         #gpio-cells = <2>;
  68
  69         interrupt-controller;
  70         #interrupt-cells = <2>;
  71       };
  72
  73       gpio1: gpio@2003c000 {
  74         compatible = "rockchip,gpio-bank";
  75         reg = <0x2003c000 0x100>;
  76         interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>;
  77         clocks = <&clk_gates8 10>;
  78
  79         gpio-controller;
  80         #gpio-cells = <2>;
  81
  82         interrupt-controller;
  83         #interrupt-cells = <2>;
  84       };
  85     };