The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/gpio/renesas,em-gio.yaml

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    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     };

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