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 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Rockchip GPIO bank
   8
   9 maintainers:
  10   - Heiko Stuebner <heiko@sntech.de>
  11
  12 properties:
  13   compatible:
  14     enum:
  15       - rockchip,gpio-bank
  16       - rockchip,rk3188-gpio-bank0
  17
  18   reg:
  19     maxItems: 1
  20
  21   interrupts:
  22     maxItems: 1
  23
  24   clocks:
  25     minItems: 1
  26     items:
  27       - description: APB interface clock source
  28       - description: GPIO debounce reference clock source
  29
  30   gpio-ranges: true
  31
  32   gpio-controller: true
  33
  34   gpio-line-names: true
  35
  36   "#gpio-cells":
  37     const: 2
  38
  39   interrupt-controller: true
  40
  41   "#interrupt-cells":
  42     const: 2
  43
  44 patternProperties:
  45   "^.+-hog(-[0-9]+)?$":
  46     type: object
  47
  48     required:
  49       - gpio-hog
  50
  51 required:
  52   - compatible
  53   - reg
  54   - interrupts
  55   - clocks
  56   - gpio-controller
  57   - "#gpio-cells"
  58   - interrupt-controller
  59   - "#interrupt-cells"
  60
  61 additionalProperties: false
  62
  63 examples:
  64   - |
  65     #include <dt-bindings/interrupt-controller/arm-gic.h>
  66     pinctrl: pinctrl {
  67       #address-cells = <1>;
  68       #size-cells = <1>;
  69       ranges;
  70
  71       gpio0: gpio@2000a000 {
  72         compatible = "rockchip,rk3188-gpio-bank0";
  73         reg = <0x2000a000 0x100>;
  74         interrupts = <GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>;
  75         clocks = <&clk_gates8 9>;
  76
  77         gpio-controller;
  78         #gpio-cells = <2>;
  79
  80         interrupt-controller;
  81         #interrupt-cells = <2>;
  82       };
  83
  84       gpio1: gpio@2003c000 {
  85         compatible = "rockchip,gpio-bank";
  86         reg = <0x2003c000 0x100>;
  87         interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>;
  88         clocks = <&clk_gates8 10>;
  89
  90         gpio-controller;
  91         #gpio-cells = <2>;
  92
  93         interrupt-controller;
  94         #interrupt-cells = <2>;
  95       };
  96     };