Documentation/devicetree/bindings/gpio/renesas,em-gio.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/gpio/renesas,em-gio.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Renesas EMMA Mobile General Purpose I/O Interface
   8
   9 maintainers:
  10   - Magnus Damm <magnus.damm@gmail.com>
  11
  12 properties:
  13   compatible:
  14     const: renesas,em-gio
  15
  16   reg:
  17     items:
  18       - description: First set of contiguous registers
  19       - description: Second set of contiguous registers
  20
  21   interrupts:
  22     items:
  23       - description: Interrupt for the first set of 16 GPIO ports
  24       - description: Interrupt for the second set of 16 GPIO ports
  25
  26   gpio-controller: true
  27
  28   '#gpio-cells':
  29     const: 2
  30
  31   gpio-ranges:
  32     maxItems: 1
  33
  34   ngpios:
  35     minimum: 1
  36     maximum: 32
  37
  38   interrupt-controller: true
  39
  40   '#interrupt-cells':
  41     const: 2
  42
  43 required:
  44   - compatible
  45   - reg
  46   - interrupts
  47   - gpio-controller
  48   - '#gpio-cells'
  49   - gpio-ranges
  50   - ngpios
  51   - interrupt-controller
  52   - '#interrupt-cells'
  53
  54 additionalProperties: false
  55
  56 examples:
  57   - |
  58     #include <dt-bindings/interrupt-controller/arm-gic.h>
  59     gpio0: gpio@e0050000 {
  60             compatible = "renesas,em-gio";
  61             reg = <0xe0050000 0x2c>, <0xe0050040 0x20>;
  62             interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>,
  63                          <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>;
  64             gpio-controller;
  65             #gpio-cells = <2>;
  66             gpio-ranges = <&pfc 0 0 32>;
  67             ngpios = <32>;
  68             interrupt-controller;
  69             #interrupt-cells = <2>;
  70     };