airoha,en7523-gpio.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/airoha,en7523-gpio.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Airoha EN7523 GPIO controller
    8 
    9 maintainers:
   10   - John Crispin <john@phrozen.org>
   11 
   12 description: |
   13   Airoha's GPIO controller on their ARM EN7523 SoCs consists of two banks of 32
   14   GPIOs.
   15 
   16 properties:
   17   $nodename:
   18     pattern: "^gpio@[0-9a-f]+$"
   19 
   20   compatible:
   21     items:
   22       - const: airoha,en7523-gpio
   23 
   24   reg:
   25     description: |
   26       The first tuple points to the input register.
   27       The second and third tuple point to the direction registers
   28       The fourth tuple points to the output register
   29     maxItems: 4
   30 
   31   "#gpio-cells":
   32     const: 2
   33 
   34   gpio-controller: true
   35 
   36 required:
   37   - compatible
   38   - reg
   39   - "#gpio-cells"
   40   - gpio-controller
   41 
   42 additionalProperties: false
   43 
   44 examples:
   45   - |
   46     gpio0: gpio@1fbf0200 {
   47         compatible = "airoha,en7523-gpio";
   48         reg = <0x1fbf0204 0x4>,
   49               <0x1fbf0200 0x4>,
   50               <0x1fbf0220 0x4>,
   51               <0x1fbf0214 0x4>;
   52         gpio-controller;
   53         #gpio-cells = <2>;
   54     };
   55 
   56     gpio1: gpio@1fbf0270 {
   57         compatible = "airoha,en7523-gpio";
   58         reg = <0x1fbf0270 0x4>,
   59               <0x1fbf0260 0x4>,
   60               <0x1fbf0264 0x4>,
   61               <0x1fbf0278 0x4>;
   62         gpio-controller;
   63         #gpio-cells = <2>;
   64     };
   65 
   66 ...

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/gpio/airoha,en7523-gpio.yaml

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sys/contrib/device-tree/Bindings/gpio/airoha,en7523-gpio.yaml