Documentation/devicetree/bindings/gpio/toshiba,gpio-visconti.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/gpio/toshiba,gpio-visconti.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Toshiba Visconti ARM SoCs GPIO controller
   8
   9 maintainers:
  10   - Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>
  11
  12 properties:
  13   compatible:
  14     items:
  15       - const: toshiba,gpio-tmpv7708
  16
  17   reg:
  18     maxItems: 1
  19
  20   "#gpio-cells":
  21     const: 2
  22
  23   gpio-ranges: true
  24
  25   gpio-controller: true
  26
  27   interrupt-controller: true
  28
  29   "#interrupt-cells":
  30     const: 2
  31
  32   interrupts:
  33     description:
  34       interrupt mapping one per GPIO.
  35     minItems: 16
  36     maxItems: 16
  37
  38 required:
  39   - compatible
  40   - reg
  41   - "#gpio-cells"
  42   - gpio-ranges
  43   - gpio-controller
  44   - interrupt-controller
  45   - "#interrupt-cells"
  46   - interrupt-parent
  47
  48 additionalProperties: false
  49
  50 examples:
  51   - |
  52       #include <dt-bindings/interrupt-controller/irq.h>
  53       #include <dt-bindings/interrupt-controller/arm-gic.h>
  54
  55       soc {
  56         #address-cells = <2>;
  57         #size-cells = <2>;
  58
  59         gpio: gpio@28020000 {
  60           compatible = "toshiba,gpio-tmpv7708";
  61           reg = <0 0x28020000 0 0x1000>;
  62           #gpio-cells = <0x2>;
  63           gpio-ranges = <&pmux 0 0 32>;
  64           gpio-controller;
  65           interrupt-controller;
  66           #interrupt-cells = <2>;
  67           interrupt-parent = <&gic>;
  68         };
  69       };
  70 ...